Phone idle battery drain - LG V30 Questions & Answers

I have an LG G6 and a V30 on the Verizon network. On both, phone idle is using most of the battery. I've read several posts and searched the net without finding a solution.

I use a Samsung Gear S3 watch. Not sure if that could be the culprit.

When I Googled it, seemed like many others were also experiencing this problem. No one on this board is having this issue? Or has everyone figured out a solution? Thanks..

Why do you feel it is a problem? It doesn't matter unless your total battery life is not good to excellent.

Sounds like you just leave your phone Idle more than anything. I don't see a problem.
Sent from my LG-H932 using XDA Labs

check the battery usage ... find the offending app.

I am seeing the same: I don't use my phone very much, and not for gaming or video or anything very power consuming. So idle is by far the biggest battery drain on my V30 as well. The battery is still great on this phone, and it is quite frugal during use (as opposed to my beloved old Nexus 5, which was frugal when idle, but every touch of the screen would deplete the battery): I only charge the V30 every other night, and usually get 4-5 hours SOT on a full charge.
Battery stats attached. I have disabled most Google features (location reporting, always listen etc) but as you can see, Android Kernel and Android System remain by far the biggest app suckers. Lots of LG services buried in those. Some day I'll try and figure out which ones are the main culprits.
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Either this is a bug from software or this is the way the phone display itself..
As long as it doesn't effect the battery usage, it's not a problem imo

The high idle drain is real, at least on my phone. It is NOT merely an error in how usage is displayed. If I left my phone completely unused, it would run the battery down in about 3 days, with no SOT. Significantly faster if I move it (say, in the car), slower if it's just lying on a desk. But even lying on a desk, it drains pretty fast. Even overnight, when AOD is turned off.
This is fact, not opinion. Of course it could be unique to my phone and the OP's, although a few other threads mention high idle drain as well.
As I wrote in my last post, the phone has a good battery AND a frugal display, which means it's not a problem for most. Indeed, owners who use their phones all the time will appreciate how frugal it is in active use -- although they too would get even more SOT if their idle drain was lower. Obviously it is a bigger problem for owners who use their phones less, and who want to charge it only every two or three days to preserve battery health.
I remain convinced that the drain is caused by some of the LG or T-Mobile services on my phone, which would cause it to be buried under System or Kernel usage in GSAM. I just haven't had time to dig deeper into which ones it may be. If others have suggestions for which apps or services are the culprits, I'll be very interested.
@mankind_18: I am glad to hear that this is not a problem for you.

TheDannemand said:
The high idle drain is real, at least on my phone. It is NOT merely an error in how usage is displayed. If I left my phone completely unused, it would run the battery down in about 3 days, with no SOT. Significantly faster if I move it (say, in the car), slower if it's just lying on a desk. But even lying on a desk, it drains pretty fast. Even overnight, when AOD is turned off.
This is fact, not opinion. Of course it could be unique to my phone and the OP's, although a few other threads mention high idle drain as well.
As I wrote in my last post, the phone has a good battery AND a frugal display, which means it's not a problem for most. Indeed, owners who use their phones all the time will appreciate how frugal it is in active use -- although they too would get even more SOT if their idle drain was lower. Obviously it is a bigger problem for owners who use their phones less, and who want to charge it only every two or three days to preserve battery health.
I remain convinced that the drain is caused by some of the LG or T-Mobile services on my phone, which would cause it to be buried under System or Kernel usage in GSAM. I just haven't had time to dig deeper into which ones it may be. If others have suggestions for which apps or services are the culprits, I'll be very interested.
@mankind_18: I am glad to hear that this is not a problem for you.
Click to expand...
Click to collapse
I'm actually seeing the opposite on my phone. Idle battery drain is minimal, but I feel like it drains a bit faster than others while in use. I did disable a lot of carrier/LG bloat I'm sure it's helped with idle battery usage to a degree.

cazcryy said:
I'm actually seeing the opposite on my phone. Idle battery drain is minimal, but I feel like it drains a bit faster than others while in use. I did disable a lot of carrier/LG bloat I'm sure it's helped with idle battery usage to a degree.
Click to expand...
Click to collapse
Thank you for sharing this. Good to hear that your idle drain is low after disabling LG/carrier bloat. Makes me hope that if I take the time to go through it on mine, I may see improvement. So far I uninstalled a couple of LG apps through the Settings/Apps menu, that's all. I've meant to do more with ADB, just haven't had the time yet. Your post is encouraging in this regard.
But puzzling that you find active drain so high. My old Nexus 5 was like you describe: Very low idle drain (lean custom ROM and not many Google apps installed), but drained fast whenever I used it. As described, the V30 surprised me by doing the opposite. Hmmm....

TheDannemand said:
Thank you for sharing this. Good to hear that your idle drain is low after disabling LG/carrier bloat. Makes me hope that if I take the time to go through it on mine, I may see improvement. So far I uninstalled a couple of LG apps through the Settings/Apps menu, that's all. I've meant to do more with ADB, just haven't had the time yet. Your post is encouraging in this regard.
But puzzling that you find active drain so high. My old Nexus 5 was like you describe: Very low idle drain (lean custom ROM and not many Google apps installed), but drained fast whenever I used it. As described, the V30 surprised me by doing the opposite. Hmmm....
Click to expand...
Click to collapse
Well it's not excessive relative to other phones I've used, just seems higher than other people based on their battery usage screens posted.

TheDannemand said:
The high idle drain is real, at least on my phone. It is NOT merely an error in how usage is displayed. If I left my phone completely unused, it would run the battery down in about 3 days, with no SOT. Significantly faster if I move it (say, in the car), slower if it's just lying on a desk. But even lying on a desk, it drains pretty fast. Even overnight, when AOD is turned off.
This is fact, not opinion. Of course it could be unique to my phone and the OP's, although a few other threads mention high idle drain as well.
As I wrote in my last post, the phone has a good battery AND a frugal display, which means it's not a problem for most. Indeed, owners who use their phones all the time will appreciate how frugal it is in active use -- although they too would get even more SOT if their idle drain was lower. Obviously it is a bigger problem for owners who use their phones less, and who want to charge it only every two or three days to preserve battery health.
I remain convinced that the drain is caused by some of the LG or T-Mobile services on my phone, which would cause it to be buried under System or Kernel usage in GSAM. I just haven't had time to dig deeper into which ones it may be. If others have suggestions for which apps or services are the culprits, I'll be very interested.
@mankind_18: I am glad to hear that this is not a problem for you.
Click to expand...
Click to collapse
I think it's kind a normal to find idle taking up most battery if you're not using the device (i mean less), because when i compare it to a9 pro, it's the same actually.. when i use it often, screen will take the most battery percentage.. but if i use it less, device idle will be the most at the top..

TheDannemand said:
The high idle drain is real, at least on my phone. It is NOT merely an error in how usage is displayed. If I left my phone completely unused, it would run the battery down in about 3 days, with no SOT. Significantly faster if I move it (say, in the car), slower if it's just lying on a desk. But even lying on a desk, it drains pretty fast. Even overnight, when AOD is turned off.
Click to expand...
Click to collapse
If the phone is flat in 3 days, then your idle drain rate is 1.25%/h. That's elevated.
It should be possible to improve depending on what the causes are. Could be apps, could be apps you need and then there is the network.
As a simple test, charge up your phone before you go to bed. Then leave it there, untouched with AOD off.
In the morning, settings - battery - battery usage - estimated time remaining <-- how much is that ?
Your battery will have to drop to at least 98% before that info is available which in your case could be sooner than morning maybe in a couple of hours
Indeed, owners who use their phones all the time will appreciate how frugal it is in active use -- although they too would get even more SOT if their idle drain was lower. Obviously it is a bigger problem for owners who use their phones less, and who want to charge it only every two or three days to preserve battery health.
Click to expand...
Click to collapse
True. After two days you've lost half the battery. Ideally it should be less than that.
I just haven't had time to dig deeper into which ones it may be. If others have suggestions for which apps or services are the culprits, I'll be very interested.
Click to expand...
Click to collapse
Do you have access to a PC with adb installed ?

One Twelve said:
If the phone is flat in 3 days, then your idle drain rate is 1.25%/h. That's elevated.
It should be possible to improve depending on what the causes are. Could be apps, could be apps you need and then there is the network.
As a simple test, charge up your phone before you go to bed. Then leave it there, untouched with AOD off.
In the morning, settings - battery - battery usage - estimated time remaining <-- how much is that ?
Your battery will have to drop to at least 98% before that info is available which in your case could be sooner than morning maybe in a couple of hours
True. After two days you've lost half the battery. Ideally it should be less than that.
Do you have access to a PC with adb installed ?
Click to expand...
Click to collapse
Thank you for the response. That was posted over a month ago, and I finally did get around to disabling (or rather, uninstalling with ADB) a bunch of LG apps and services. Also some T-Mobile apps after switching to AT&T MVNO. That helped a lot, and I am now down to approx 0.5%/hour idle drain. That's overnight, mind you, and I still find it somewhat high considering AOD, Location, Bluetooth, NFC are all off, and the phone is completely still for 8-9 hours.
But I can now generally recharge only every three days, and still get 6-7 hours SOT. I guess that is great for any phone. Sometimes and I have to use Battery Saver to make it that far. It helps a lot to reduce battery drain, both during idle and use, and has no noticeable effect on usability.
Also on the positive side, I haven't had any of the lag issues mentioned by others in various threads after disabling apps. In fact, it is even smoother than before disabling them. I did go a bit too far, as I lost the ability to Google Cast the screen -- strangely, as I didn't touch Google apps or services. Also, I lost LG SmartSettings, which I didn't actually use, but didn't mean to lose either. I kept the SmartSetting app, but apparently one of the LG task related apps I disabled caused it to disappear from Settings. No other issues or functionality losses -- except the ones I wanted to lose.
So I am OK now -- though I still think idle drain is higher on this phone than it should be, even after disabling LG's duplicate and redundant services and turning off known battery draining features (AOD, Location etc).
Edit: Thanks again for your response and offer to help. Re-reading my post, I don't think I fully acknowledged that.

TheDannemand said:
I finally did get around to disabling (or rather, uninstalling with ADB) a bunch of LG apps and services.
Click to expand...
Click to collapse
By adb i was referring to granting a one time permission to the better battery stats app. Will be a good next step if you've not used it yet since you've done a cleanup already.
The dump file will reveal what your phone is up to when you set it down and whether further improvements can be had if feasible.
I am now down to approx 0.5%/hour idle drain. That's overnight, mind you, and I still find it somewhat high considering AOD, Location, Bluetooth, NFC are all off, and the phone is completely still for 8-9 hours.
Click to expand...
Click to collapse
How did you measure that rate ? wonder if its possible to reduce it further. Up to you
But I can now generally recharge only every three days, and still get 6-7 hours SOT. I guess that is great for any phone. Sometimes and I have to use Battery Saver to make it that far. It helps a lot to reduce battery drain, both during idle and use, and has no noticeable effect on usability.
Click to expand...
Click to collapse
6-7h/SOT is normal for the v30, on wifi or bands 12 & 20 with heavy use.
So I am OK now -- though I still think idle drain is higher on this phone than it should be, even after disabling LG's duplicate and redundant services and turning off known battery draining features (AOD, Location etc).
Edit: Thanks again for your response and offer to help. Re-reading my post, I don't think I fully acknowledged that.
Click to expand...
Click to collapse
If you're interested in exploring further with BBS, let me know. It has a strict procedure to follow which i can walk you through

One Twelve said:
By adb i was referring to granting a one time permission to the better battery stats app. Will be a good next step if you've not used it yet since you've done a cleanup already.
The dump file will reveal what your phone is up to when you set it down and whether further improvements can be had if feasible.
Click to expand...
Click to collapse
I did grant usage stats permission to GSAM. Otherwise it wouldn't have shown the details in those screenshots.
One Twelve said:
How did you measure that rate ? 6-7h/SOT is normal for the v30, on wifi or bands 12 & 20 with heavy use. wonder if its possible to reduce it further. Up to you
Click to expand...
Click to collapse
GSAM can show stats for various time periods, including custom ones. I generally check it in the morning after it's been lying on my desk or nightstand overnight for 8-9 hours. That's the ultimate Deep Sleep condition.
MY cell radio uses a bit more after switching to AT&T and returning the signal booster that T-Mobile provided me. The booster didn't improve T-Mo weak's reception in my apartment, but it DID provide a stronger signal to the phone, so it doesn't have to work so hard to maintain it.
One Twelve said:
If you're interested in exploring further with BBS, let me know. It has a strict procedure to follow which i can walk you through
Click to expand...
Click to collapse
I'll take you up on that. I haven't used BBS in years (different phone) so not up-to-date on it at all. I'll follow your procedure, just tell me what to do.
Thanks again. Much appreciate your help!
Edit: I downloaded and installed BBS 2.2.2.0. Holy crab, I can't believe that thread is now 3300+ pages!

TheDannemand said:
I'll take you up on that. I haven't used BBS in years (different phone) so not up-to-date on it at all. I'll follow your procedure, just tell me what to do.
Thanks again. Much appreciate your help!
Edit: I downloaded and installed BBS 2.2.2.0. Holy crab, I can't believe that thread is now 3300+ pages!
Click to expand...
Click to collapse
Good, this will allow you to compare both tools and see which one is more useful.
Now you need to give BBS the permission in ADB as shown here
adb shell
pm grant com.asksven.betterbatterystats_xdaedition android.permission.BATTERY_STATS/
That's it. Switch off Developer options.
Then go into BBS-Settings-Advanced- (scroll to the bottom and click System App) and verify it says BATTERY_STATS granted. Cannot proceed further otherwise.
If ok, back out of advanced and tap 'Watchdog' then enable
Next, try a dry run. AOD off. Let the cell be on since that's how you use it and wifi.
What battery level is when you start the idle test matters. Can be anywhere between 50 to 95 but not over or under. More consistent data between those two points.
Let it rest for an hour. Do not touch it during this time. if the phone rings and you answer it then your log is going to get polluted with irrelevant info. It's useless, have to redo the idle test. The not touching it matters a lot.
When time is up, in the app under summary there are a couple of dropdown menus. Select 'Screen Off' instead of 'Boot' for the left and the menu next to it, select 'Screen On' instead of Current. Telling it to print data only during the time screen last switched off and turned back on. Very handy. As you can use your phone before the test and when ready to do the test it doesn't matter where you start within the limits mentioned. Screen off to screen on, That's what watchdog does.
After that, Look for the share button at top and select Dumpfile then Save. The txt file will be saved in emulated/0 so in LG's file manager, Internal storage, scroll down, it should be there by default. file name betterbatterystats- date-time.txt
Post that txt file as an attachment in your next post. Hopefully, on the V30, BBS will record under the sections, partial wakelocks, alarms, network which are required to understand where wakes are coming from. If this part is successful then you can go on to do a real idle test.
There are three key points here,
- idle test done when battery between 50 - 95
- your screen on during the idle test cannot exceed 1 minute. No touching
- getting the correct start and end points meaning you selected screen off to screen on to record in the dump.
Get this down right and you will be ready to do a real idle, test. There is one extra condition now. Test cannot be less than six hours. Can certainly be longer but not less than 6h. This is where the no touch rule starts to grate but that is the minimum time required for any wake locks to make themselves known. Getting the procedure right means you don't waste runs. And you will be doing several as you hone things
A bit rigourous but this is what the creator of BBS and the guys in that 3k+ thread insist you do to get the most out of BBS. They won't look at your dump file otherwise. Redo it they will say

One Twelve said:
Good, this will allow you to compare both tools and see which one is more useful.
Now you need to give BBS the permission in ADB as shown here
adb shell
pm grant com.asksven.betterbatterystats_xdaedition android.permission.BATTERY_STATS/
That's it. Switch off Developer options.
Then go into BBS-Settings-Advanced- (scroll to the bottom and click System App) and verify it says BATTERY_STATS granted. Cannot proceed further otherwise.
If ok, back out of advanced and tap 'Watchdog' then enable
<snip>
Click to expand...
Click to collapse
Thank you. I'd already granted it permissions (BATTERY_STATS and DUMP). But I cannot install it as System app, since I am not rooted -- which it promptly tells me if I try. I was looking for somewhere to confirm the permission, but didn't find it.
Anyways, I started the Watchdog. I'll be charging it overnight, then do the dry run tomorrow after the battery has dropped below 95%.
Thanks again. This will be interesting!

TheDannemand said:
Thank you. I'd already granted it permissions (BATTERY_STATS and DUMP). But I cannot install it as System app, since I am not rooted -- which it promptly tells me if I try. I was looking for somewhere to confirm the permission, but didn't find it.
Anyways, I started the Watchdog. I'll be charging it overnight, then do the dry run tomorrow after the battery has dropped below 95%.
Thanks again. This will be interesting!
Click to expand...
Click to collapse
Ah, i wasn't clear, install as a system app isn't required, that screen is just to check if the permissions took.
A popup appears saying root is required and disappears after a second or two, if you see the word 'granted' then you're good to go. Fingers crossed the right sections get data

Related

Bigger battery capacity

Hi all,
I love the Sony Tablet except its battery life. for something that is so huge compared to the others similar products out there, I am sure that they could have squeezed a bigger battery into the unit.
The power capacity is pretty weak. Let's hope that Sony offers a higher capacity battery size. I would gladly pay to upgrade it.
That's weird, my battery life is fantastic. If I play games on it all day it'll last 8-12 hours, but if I just use it intermittently and moderately it'll easily last me a couple of days. On standby it only uses a couple percent a day if that!
I'm the same as unclespoon. Even during heavy use, I get about 9 hours, which is way better than my old Galaxy Tab could ever muster. Standby usage is crazy low, its fantastic!
Not sure what you mean either about being larger than most other devices. The Tablet's 9.4" screen is smaller than almost any other full-size Tab out there (including the iPad) and since the back curves, theres not actually a lot of usable rear space (look at how thin its getting at the thin end, now imagine trying to fit a battery in there!)
I'm not sure you'll find a Tab out there currently with a better combo of size/battery life. The chunkier Toshiba Thrive will last longer, the thinner Galaxy Tab's will last even less, and my Tablet S always outlasts my iPad, so it might just be your device. Try checking Settings -> About -> Battery Use
I'm of the same opinion as the op. My tablet s has dreadful battery life and especially when it isn't doing anything. (50% usage is system standby) my old galaxy 7 was far far better (charged about once a week)
I believe this may just be because it is new (only have 1 full charge) as my galaxy s2 was initially unimpressive and then lasted 3 days of moderate use without charge. Hoping the same will happen to my s1.
Time will tell
My only guess was that you did a shoddy job of conditioning the battery. My old Galaxy Tab (the first 7" one) was hopeless, but when I replaced it, I conditioned the battery better and it was a bit better.
My Tablet S lasts for days and days and the standby usage is tiny. Check whats using your battery in the Battery Use screen and get back to us, we might be able to help..
I noticed advanced wifi lock was causing massive amounts of wakelocks (8 hours out of 10 according to the stats in settings/about).
betterbatterystats is not available via market but I am trying out the XDA APK now
wintermute000 said:
I noticed advanced wifi lock was causing massive amounts of wakelocks (8 hours out of 10 according to the stats in settings/about).
betterbatterystats is not available via market but I am trying out the XDA APK now
Click to expand...
Click to collapse
I noticed that as well. If you have Advanced WiFi lock activated the tablet won't go into deep sleep mode, there of massive battery usage. I still have Advanced WiFi lock on my tablet, but only activate it when I need to download/update something that takes time. Otherwise I turn it off. It's not worth the battry drain.
Wow. Your battery life are fantastic. 9 hours? That's huge. I have not used my Sony Tablet till flat but given the rate of battery loss think maybe the most is about 5 hours which is similar to what many reviewers are saying.
Just can't imagine that those reviewers are so far out of the ball park compared to you guys. I am using juice defender Beta. Not to sure if its helping or not. But at least if I not using WiFi it shuts it off automatically.
My battery used to drain badly during standby. I found that the Friend Stream service was preventing the tab from sleeping. Killed the service a while ago and battery has been fantastic since. Pushed it to 3 days with light use. About 3 hrs of browsing and facebook. My battery level is at 68%, been off power for 20h40 mins, and used for about 4hrs today - facebooking, Internet browsing. Note that no specific conditioning was performed.
What are the settings that you have on your Tablet? Auto brightness, background sync turned off ?
how did you stop friendstream, and what the heck is it, did you just kill the process and it stayed dead? (sometimes as u know u kill process but it will come back).
Good question. What is the Android software revision now. My is Android 3.2.1 (revision 2)
I acutally just uninstalled the crap-app. nothing I use anyway. It is an app for facebook, twitter and other social networks. So just get rid of it. Uninstall and be happy
my bad. I confused the HTC name and Sony name.
Social Feed Reader was misbehaving. Once started it kept running... rather than dropping off to sleep (and into Cached Apps).
Something wasn't right so I force stopped it and it stayed dead.
An additional note - the Setup, Applications, Running Applications feature isn't 100%. Some background apps aren't displaying as running or Cached. Go figure.
So any special method to stop the social feed reader?
I'm getting those kinds of numbers on mostly auto brightness (and sometimes lower, at night), with background sync turned on, WiFi sleep policy set to default, and no battery monitoring or saving apps running. The only thing I did was single initial conditioning cycle and since then its been great.
Also note that software-decoded video files will take a lot more of your battery than the equivalent properly encoded file. I havent had any trouble with Social Feed Reader, but I never even set it up and judging by the many stories around here, I would uninstall it if you're worried about battery..
asayanna said:
My battery used to drain badly during standby. I found that the Friend Stream service was preventing the tab from sleeping. Killed the service a while ago and battery has been fantastic since. Pushed it to 3 days with light use. About 3 hrs of browsing and facebook. My battery level is at 68%, been off power for 20h40 mins, and used for about 4hrs today - facebooking, Internet browsing. Note that no specific conditioning was performed.
Click to expand...
Click to collapse
good to know, thanks for sharing.
agc93 said:
I'm getting those kinds of numbers on mostly auto brightness (and sometimes lower, at night), with background sync turned on, WiFi sleep policy set to default, and no battery monitoring or saving apps running. The only thing I did was single initial conditioning cycle and since then its been great.
Also note that software-decoded video files will take a lot more of your battery than the equivalent properly encoded file. I havent had any trouble with Social Feed Reader, but I never even set it up and judging by the many stories around here, I would uninstall it if you're worried about battery..
Click to expand...
Click to collapse
Hi, that's good to know. Thanks for sharing. Unfortunately think I screwed up the initial conditioning. so I guess I will have to live with the 5 hour battery of my Tablet.
Btw how do you do battery conditioning?
cow138 said:
So any special method to stop the social feed reader?
Click to expand...
Click to collapse
In Setup, Applications, Running Services have a look at the awake time (listed on the right side) of the running processes. You'll note that system processes (the ones with the Android icon) have been awake since last boot.... but you might finds others that are as well. I noted Social Feed Reader showing high awake time and decided to nuke it. Simply click the offending app. You'll be given the option to stop the app... which is what I did. It's an app so doesn't restart once killed. Hope that helps...
Final thought: at the top right of the screen there's a 'Show cached processes' option.
The could be an offending app in there. Kill any installed app you suspect might be a problem and see if that helps.
my battery life is excellent.
Sent from my GT-I9100 using xda premium

Almost 50% battery drain in an hour on balanced - super IPS off...

This is just ridiculous... All I've been doing is browsing xda... everything else is turned off.
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I know the screen is turned up, but thats no excuse, my tf101 manages at least 6 hours at the same brightness.
What the hell is going on - where is that improved battery life I purchased?
Something else is the issue. That is very uncommon. No reason it should've drained that much. Even if it is a new device needing battery to go thru more cycles. I'd say try a reset. Maybe your battery meter reporting false info. No way balanced with super ips mode would drain that much just browsing the web. Unless you have some app or widget that draining like crazy. How long have you had this device? What was the last apps or Widgets you downloaded?
Surfing the web does drain the battery the fastest next to display. Plus watching flash videos is a major battery drainer. I'd say check for rogue apps. You can also download better battery stats to see what has really nbeen draining battery the most. I easily get 9-11 hrs of battery on balanced mode doing more than you did.
First of all, the TF101 does NOT have the same screen brightness as the TF201.
http://www.notebookcheck.net/Review-Asus-Eee-Pad-Transformer-TF101-Tablet-MID.54258.0.html
http://www.notebookcheck.net/Review-Asus-Eee-Pad-Transformer-Prime-TF201-Tablet-MID.69849.0.html
Average screen brightness of the TF101 is 331.6 cd/m^2 and the TF201 is 484cd/m^2. It's almost FIFTY percent brighter at maximum brightness than the TF101.
The TF201 at 50% brightness has a cd/m^2 average of 305. When Super IPS+ mode is used a maximum average of 514 cd/m^2 is possible.
I'm not interested in a reset at this point, but I am going to download a battery analysis tool because this is crazy.
The last apps I downloaded were an irc client and a like 2 games.
The battery life has never been fantastic - but this is just bad. I've had it about 10 days now... gamestop unit so no returns.
There was no flash, no sound, just web and nothing more.
slayvus said:
First of all, the TF101 does NOT have the same screen brightness as the TF201.
http://www.notebookcheck.net/Review-Asus-Eee-Pad-Transformer-TF101-Tablet-MID.54258.0.html
http://www.notebookcheck.net/Review-Asus-Eee-Pad-Transformer-Prime-TF201-Tablet-MID.69849.0.html
Average screen brightness of the TF101 is 331.6 cd/m^2 and the TF201 is 484cd/m^2. It's almost FIFTY percent brighter at maximum brightness than the TF101.
Click to expand...
Click to collapse
Your telling me.. I have them right next to each other and there's no noticeable difference between the two...
On .15, I've been running about 15%/hour on heavy browsing, video, gaming (although heavy gaming can push 30%/hour), and about 7.5% on things like ebook reading, light browsing, etc. Standby has been about .375%/hour, which is excellent.
So, the OP's results are an anomaly, clearly. I'd say, do a complete shut down and then restart, and see what happens. Has to be some kind of rogue app or system component causing this.
GAmestop has a 30 day warranty exchange program. If you want you can easily exchange it for another if the battery life doesn't get better. What you reported is something unheard of before. Never heard a battery draining that fast. Better battery stats is the best for battery analysis.
demandarin said:
GAmestop has a 30 day warranty exchange program. If you want you can easily exchange it for another if the battery life doesn't get better. What you reported is something unheard of before. Never heard a battery draining that fast. Better battery stats is the best for battery analysis.
Click to expand...
Click to collapse
An exchange may help - would be a pity though because I have working wifi and gps w/ 0 lightbleeds. I was considering virtuous, but i haven't unlocked the bootloader yet.
I honestly don't feel a factory reset would change much... maybe its just. 15.
wynand32 said:
On .15, I've been running about 15%/hour on heavy browsing, video, gaming (although heavy gaming can push 30%/hour), and about 7.5% on things like ebook reading, light browsing, etc. Standby has been about .375%/hour, which is excellent.
So, the OP's results are an anomaly, clearly. I'd say, do a complete shut down and then restart, and see what happens. Has to be some kind of rogue app or system component causing this.
Click to expand...
Click to collapse
Waiting for a complete discharge first - then I'll charge it up and see if this continues.
here's what bbs says so far if anyone is interested. I haven't updated Boat browser lately so I don't know why it wouldn't have done this before if that was the problem.
Battery still new if only 10 days old. Do the complete discharge like you said then charge up again. I don't think it really needs to be exchanged unless the poor battery life continues. Boat browser is your culprit. You could try switching to another browser. Boat browser might drain more power than others. Try ICS+ browser or opera mobile. I use those n get great battery life. Always make sure your apps are up to date. Updated ones more optimized.
I hope it's not boat D;
I like boat.
ickkii said:
I hope it's not boat D;
I like boat.
Click to expand...
Click to collapse
I really think you might have something else or a few things running in background you not seeing. Another way tl see is load up the Asus task manager widget. See if any odd apps or anything is running. If so, kill it. Also, make sure you put display to sleep at least 1 minute or less. I have mines set on 30 seconds or sometimes 15seconds. Which means if no activity detected in that time frame, screen will cut off. This can dramatically improve battery life. Also make sure to cut down the frequency of notifications. I have my mail set to 1hr. Which is the Max or longest interval. Or you could cut it off and have it update manually when you open mail up. Also check to make sure you don't have apps that syncing too often. Like Facebook, etc... this can be found in settings. I city my Facebook notifications off. It goes off too much. So instead it'll update whenever I open up the app. Lots of things you can do and check to optimize battery performance. Also live wallpapers can drain. I don't use them. Then its best to leave auto brightness off. Better battery life can be had using manual. Plus even if ips+ is off but still on Max brightness, it'll drain battery fast. I never have my display more then 25% with ips+ off. One thing you can try is to put brightness all the way down. Then cut on ips+. The display is bright n will drain less than cutting brightness all the way up. Someone posted good battery life with that setup. I'm still testing it out.
demandarin said:
I really think you might have something else or a few things running in background you not seeing. Another way tl see is load up the Asus task manager widget. See if any odd apps or anything is running. If so, kill it. Also, make sure you put display to sleep at least 1 minute or less. I have mines set on 30 seconds or sometimes 15seconds. Which means if no activity detected in that time frame, screen will cut off. This can dramatically improve battery life. Also make sure to cut down the frequency of notifications. I have my mail set to 1hr. Which is the Max or longest interval. Or you could cut it off and have it update manually when you open mail up. Also check to make sure you don't have apps that syncing too often. Like Facebook, etc... this can be found in settings. I city my Facebook notifications off. It goes off too much. So instead it'll update whenever I open up the app. Lots of things you can do and check to optimize battery performance. Also live wallpapers can drain. I don't use them. Then its best to leave auto brightness off. Better battery life can be had using manual. Plus even if ips+ is off but still on Max brightness, it'll drain battery fast. I never have my display more then 25% with ips+ off. One thing you can try is to put brightness all the way down. Then cut on ips+. The display is bright n will drain less than cutting brightness all the way up. Someone posted good battery life with that setup. I'm still testing it out.
Click to expand...
Click to collapse
Will 1 hr notifications affect google voice notifications as well?
Not sure. Don't think so. I think you can set Google voice notifications frequency within the app itself.
Still getting the exact same results 1 hour and 40 mins into a fresh recharge.
I uninstalled boat browser and reverted to stock - stock is draining at the same rate.
I want to try a factory reset - but I really don't want to have to install everything and get it configured right again :/
considering unlocking the bootloader so I can make a nandroid backup - but its risky if its a battery problem instead of a software one.
I ended up getting 5 hours and 6 mins total yesterday after switching power saving halfway throufh and cutting the brightness 30%.
Don't risk warranty unlocking. I honestly don't know why you getting subpar battery performance. Most seem to gget great battery performance. Try a factory reset through settings or stock recovery mode. So it can clear all old data or any bugs might be prevalent.
demandarin said:
Don't risk warranty unlocking. I honestly don't know why you getting subpar battery performance. Most seem to gget great battery performance. Try a factory reset through settings or stock recovery mode. So it can clear all old data or any bugs might be prevalent.
Click to expand...
Click to collapse
I'll give it a shot tomorrow night when I get home from college. I installed juice defender ultimate so I'll give that a go in the meantime.
if I factory reset I'm probably going to revert to honeycomb with stock firmware because I have a gut feeling its .15 and ics is only hindering some of my apps from working at the cost of a nicer ui.
As I said I have working gps/wifi so the firmware updates aren't doing me any favors.
do you guys have "keep wi-fi on during sleep" as always? or never. just wondering
kwazytazz said:
do you guys have "keep wi-fi on during sleep" as always? or never. just wondering
Click to expand...
Click to collapse
I don't normally, but I thats a feature in juice defender im using.
kwazytazz said:
do you guys have "keep wi-fi on during sleep" as always? or never. just wondering
Click to expand...
Click to collapse
I have mines set to always n still get really good battery life.
Op, I heard apps like juice defender n such don't really do much for tablets n may actually cause more battery drain. Reason because depending on your settings in that app, it'll constantly be trying to kill or shut down processes that'll pop right back up. Plus killing of certain processes might cause issue or more CPU strain. It'll be better to just freeze them. Just something I read here on xda. I think of was in the tips & hints section of better battery stats. They said not to use apps like juice defender n such.

[Q] Question about S2 battery usage

Hi everyone
So I recently got a S2, upgraded it from stock Gingerbread to stock ICS via Kies, then flashed CM9. CM9 was great, but I quickly noticed worse battery drain than that of GB. I sorted out all wakelocks, now facebook is the top one in better battery stats list and it's only 10mins in a day so I don't think that's a problem. When charging, vbus_present shows up and keeps the phone from sleeping, but that's a normal thing when the phone is plugged, right? CPUspy shows the phone is in deep sleep the majority of time I don't use it, so I assume I have no wakelock problem.
But even then, the battery still seems a bit bad. When in deep sleep with wifi and mobile data off, it would lose around 1.5% per hour; and with moderate/high use (internet with wifi or gaming), I'd be lucky to have it last 3 hours. Charging to 100% from zero takes about 3 hours.
I also tried recalibrating the battery through BC, but haven't noticed too much of a difference.
Recently I found a guide on disabling fast dormancy via the build.prop file. Still waiting for results though.
So, my questions
1, My battery usage seems normal, doesn't it? 1.5% per deep sleep hour is acceptable I guess, but 3 hours of usage seems a bit short. Too short.
2, What effects does fast dormancy have?
1) Totally unacceptable. Mine lasts at least 7-8 hours with high use..
Does your phone heat up while the heavy use ???
What brightness level do you use for the display ???
How many apps do you have that can gain internet access ???
2) By default, the Samsung Galaxy S II has Fast Dormancy support enabled. One of the goals of Fast Dormancy is to increase the battery life of a device, by limiting the amount of signaling between the phone and the cell network. But, when Fast Dormancy it is not enabled in the network and is enabled on the phone it ironically works the other way around, and actually drains more battery than before.
Luckily, Fast Dormancy can be disabled on the phone. For the Galaxy S II, do the following:
Dial *#9900#
Press “Disable Fast Dormancy“
Press “Exit“.
Easy as that!
Thanks for the suggestion I have brightness manual and at around 20%. Wifi is disabled when not used, and mobile data is always turned off unless I need it, so basically apps only get internet access when I want them to. I have also disabled sync for both google and facebook, but fb still pushes notifications to me while it's connected. Is that a major battery drain, and if yes, how to disable it?
Anyways, facebook, instagram, youtube are the only apps than can access the internet. No messengers or anything that may keep a wakelock.
My phone doesn't heat up during normal use, maybe a bit when I do some gaming (Max Payne?)
Also, *#9900# doesn't do anything on my phone. It doesn't bring up a menu or anything like that.
Bump. Guys?
Delivered using Nyan Cat's rainbow powers.
Install BetterBatteryStats (search for it on here/Google Play), might help you nail what's causing the drain.
Yes I did, as said in my original post. After a night the highest wakelock are just around 10 minutes, and that one was facebook. Uninstalling it however had no effect.
Delivered using Nyan Cat's rainbow powers.
Thinking logically, there's got to be something else in those stats (partial wakelocks in particular) that's causing that drain. There's no way having fast dormancy enabled/disabled is either going to cause/fix the drain you've mentioned getting '3 hours of usage'; (I can get 5 & a bit hours screen on with CM9 & variable usage/mostly 'moderate' use) given everything else you say you've tried.
Post BBS logs here if you want someone to have a look.
Edit to add - Also post a screenshot of the 2nd screen in settings/battery, the one that has history 'details' at the top, with the 'mobile network signal' bar underneath the main battery graph.
Here you go: pastebin.com/1UwicChJ
I just registered half a day ago and don't have enough posts yet to paste links, so sorry the phone was only on battery for nearly 2 hours with some light browsing and facebook, but I hope it works.
Anyway, I looked through my running processes, and dsp manager is the only non-OS process running, besides facebook. I got CM9 so it came by default. Could dspmanager be the culprit?
Delivered using Nyan Cat's rainbow powers.
It's a new phone he's got there and I doubt it could be anything battery related itself.
I'm using CM9 nightlies and I get around 9 hours moderate use. It has been said though that a lot of these CM9 builds have battery drain and heat issues.
I use Juicedefender to help with the battery life which seems to work.
Sent from my GT-I9100 using Tapatalk 2
MistahBungle said:
Edit to add - Also post a screenshot of the 2nd screen in settings/battery, the one that has history 'details' at the top, with the 'mobile network signal' bar underneath the main battery graph.
Click to expand...
Click to collapse
About 1/3 of this time was on wifi browsing. The drop is much more drastic if I play games.
Delivered using Nyan Cat's rainbow powers.
A couple of observations. There's nothing that stands right out in the BBS log. The other one is, looking at that graph you've lost ~15% over a bit under 2 hrs. The screen has been on most of the time the phone has been awake (confirmed by the BBS log) if you look at the respective bars. You've also been using WiFi for most of the time the screen has been on/phone has been awake.
Roughly speaking, going by the screenshot, you'd get ~5hrs+/- screen on time if you kept using the phone in the same way you had during that just under 2 hrs, and this is pretty much normal. I haven't had drain issues for ages, so I double checked my details on the 2nd screen of settings/battery to make sure CM9 is reporting these details accurately (screenshot attached). Certainly in my case, this screenshot reflects what my phone had been doing for the just under 5 hrs it had been off charge/since last reboot; that is, >90% of the time in idle/deep sleep. So it probably isn't CM9 reporting these details inaccurately in your case either.
The BBS log & screenshot don't illustrate the problem you talked about in your OP. Now, if I had to take a stab in the dark at what's causing problems when you do have them (and FWIW, I do believe you're having the problems you mentioned in your OP at times), in the absence of any other info, maybe your WiFi router is constantly sending the phone packets (what's been referred to as a 'dirty router' on here before) when you're connected to WiFi & not actually using it. This scenario has been known to cause relatively high levels of drain.
So to be honest with you, based on that screenshot & the BBS log, I'm not really seeing a problem.
Now, if you want to post the same again when you actually have a problem with drain similar to what you described in your OP, happy to have a look at them. But for that ~2hrs covered by the BBS log & screenshot you posted, that's pretty much normal.
MistahBungle said:
A couple of observations. There's nothing that stands right out in the BBS log. The other one is, looking at that graph you've lost ~15% over a bit under 2 hrs. The screen has been on most of the time the phone has been awake (confirmed by the BBS log) if you look at the respective bars. You've also been using WiFi for most of the time the screen has been on/phone has been awake.
Roughly speaking, going by the screenshot, you'd get ~5hrs+/- screen on time if you kept using the phone in the same way you had during that just under 2 hrs, and this is pretty much normal. I haven't had drain issues for ages, so I double checked my details on the 2nd screen of settings/battery to make sure CM9 is reporting these details accurately (screenshot attached). Certainly in my case, this screenshot reflects what my phone had been doing for the just under 5 hrs it had been off charge/since last reboot; that is, >90% of the time in idle/deep sleep. So it probably isn't CM9 reporting these details inaccurately in your case either.
The BBS log & screenshot don't illustrate the problem you talked about in your OP. Now, if I had to take a stab in the dark at what's causing problems when you do have them (and FWIW, I do believe you're having the problems you mentioned in your OP at times), in the absence of any other info, maybe your WiFi router is constantly sending the phone packets (what's been referred to as a 'dirty router' on here before) when you're connected to WiFi & not actually using it. This scenario has been known to cause relatively high levels of drain.
So to be honest with you, based on that screenshot & the BBS log, I'm not really seeing a problem.
Now, if you want to post the same again when you actually have a problem with drain similar to what you described in your OP, happy to have a look at them. But for that ~2hrs covered by the BBS log & screenshot you posted, that's pretty much normal.
Click to expand...
Click to collapse
Okay, much appreciated so I guess I'll take it from your reply that 5 hours with wifi browsing isn't too bad. Seems okay, but I still find it a bit strange that (in my case) wifi browsing uses just as much battery as games do. I always thought it was a light activity!
Or maybe it wasn't the battery that had a problem, but that I set my expectations a bit too high. I came to this S2 from a BlackBerry 9700, whose battery would last half a week with very frequent use. But anyway, I just got this phone for a week, so I consider myself a pretty heavy user. Probably when I get familiar with it, I won't feel the need to play with it every five minutes and battery will last a bit longer then! xD
Nah. Anything with screen on is far from 'light activity'. Screen consumes far & away the most juice. In saying that, I've seen some people on here say they can get 8-9 hrs screen on with 2000mAh battery. How they do it I have absolutely no idea.
But if yeah, 5 hrs with the screen on most of the time whether browsing or playing games (games in particular are very CPU/GPU intensive & thus use a lot of zzzzs; unless they're really basic games like chess or similar), or anything else isn't too bad. Can you do better ? Obviously, if people say they can get 8-9 hrs. But it's not a matter of doing A, B & C and you'll magically end up with massive screen on times. Every phone is setup & used differently, and getting the absolute max out of every charge takes a lot of trial & error and experimenting with settings/setup.
There are tons of threads about the subject on here if you feel like going down that path. For me, I'm happy with the battery life I get these days because you can really obsess over it & spend a lot of time stressing over it/trying to maximise it for often very little gain. I'd rather simply use my phone a lot during the day & charge it at night.
Yeah Crackberries are like Japanese cars, they can run on fumes pretty much ;-) Having a dual core processor, a decent GPU & a huge screen kinda changes things.
There is one thing you can do fairly easily tho. And that's to make sure the phone spends as much time as possible in deep sleep when you're not using it. That will ensure that you have enough juice to get you by when you do want to use it. Simple ways to help achieve that is to turn off data/WiFi completely when you're not using it (tho many people don't like to do this for different reasons; which is perfectly OK if you're happy to live with the resultant drain), and make sure you've got no apps that are doing things they shouldn't be doing (like syncing, for example) while the phone should be sleeping. Again, there are lots of threads about same if you ever feel like a bit of light reading ;-)
So yeah, if you do find you experience drain that's not normal/outside the usual pattern you have, definitely post details & people can have a look for you. And as you said, you'll get to know what really is normal with regard to drain & so on is as you use the phone more (I tended to use it constantly for that first couple of weeks as well).
nyancatland said:
Okay, much appreciated so I guess I'll take it from your reply that 5 hours with wifi browsing isn't too bad. Seems okay, but I still find it a bit strange that (in my case) wifi browsing uses just as much battery as games do. I always thought it was a light activity!
Or maybe it wasn't the battery that had a problem, but that I set my expectations a bit too high. I came to this S2 from a BlackBerry 9700, whose battery would last half a week with very frequent use. But anyway, I just got this phone for a week, so I consider myself a pretty heavy user. Probably when I get familiar with it, I won't feel the need to play with it every five minutes and battery will last a bit longer then! xD
Click to expand...
Click to collapse
Already took such measures. Wakelocks killed my battery over my first night with the phone, and I woke up after 7 hours to find a ~50% battery completely empty. Now things are alright, I clear CPUSpy stats before I sleep and wake up to around 95% of deep sleep time. Overnight drain varies between 5 and 10%.
And yes, yes you are right. Maybe I should stop going nuts. I'm checking BBS and CPUSpy every hour, reading every XDA thread on battery, and calculating my battery drainage every morning I wake up :laugh::laugh::laugh:
Re: dirty/'noisy' WiFi networks, have a look at this post as an example of what I was talking about above.
MistahBungle said:
Re: dirty/'noisy' WiFi networks, have a look at this post as an example of what I was talking about above.
Click to expand...
Click to collapse
Umm...so I just woke up, and noticed a wakelock in the kernel category. It was PowerManagerService, and it occupied around half an hour. Overnight, aftet I've slept 10 hours (got a day off ), my battery came from 24% down to 13%. That's a rate of roughly 1% per hour. Is that normal? And also, what is that PowetManagerService wakelock?
Delivered using Nyan Cat's rainbow powers.
Fantastic. Looks like you got your 10 posts That tip is about as useful as "don't plant cauliflowers in concrete".
trojans63 said:
Turn off wifi and dont play games and your batter will last longer
Click to expand...
Click to collapse

Standby drain

When you sleep, does your phone sleep, or does it stay up all night and crunch 1s and 0s? Rate this thread to express how you deem the speed at which the OnePlus 8 Pro's battery drains under standby conditions. A higher rating indicates that when the phone is not in use, the battery drains minimally.
Then, drop a comment if you have anything to add!
Most my phone's besides my Huawei Nexus 6P have all lost 0-1% overnight.
Even with tweaking I can only manage at best 1-2% which I know compared to other users is excellent but it's definitely worse than my previous phones.
Without tweaking for stamina and good hibernation the device uses about 2-10% depending on what's installed, which wasn't any difference to previous devices (app wise)
I'm happy with it, I'll keep tweaking and see if I can hit that magic 0%
dladz said:
Most my phone's besides my Huawei Nexus 6P have all lost 0-1% overnight.
Even with tweaking I can only manage at best 1-2% which I know compared to other users is excellent but it's definitely worse than my previous phones.
Without tweaking for stamina and good hibernation the device uses about 2-10% depending on what's installed, which wasn't any difference to previous devices (app wise)
I'm happy with it, I'll keep tweaking and see if I can hit that magic 0%
Click to expand...
Click to collapse
Any tweaking tips? I've turned off 5G and that helped quite a bit.
Morten Becker said:
Any tweaking tips? I've turned off 5G and that helped quite a bit.
Click to expand...
Click to collapse
Change 5G to 4G
Remove Facebook use web based
Remove Facebook messenger use web based
Remove Twitter use web based
Remove any ad based apps pay for the pro version
Turn off gestures like lift to wake
Change from QHD to FHD (No difference)
Allow auto brightness
Turn off WiFi overnight
Turn all updates to manual not auto (play store)
Remove any so you don't use
Change back up to once a month (WhatsApp)
Turn off location history (Google)
Use titanium to remove any system apps you don't need
Don't allow anonymous usage statistics for any app ever.
Don't allow tracking cookies on any website
Use adaway (root needed)
Don't open web pages in Google app (I use Samsung browser)
Don't use xposed.
If you game you will not get high SOT scores, period.
Don't bother with battery saving apps or monitoring apps.
Streamline your apps, if you don't use it, remove it.
Don't allow WiFi scanning (as in letting other apps use it when it's not on)
Never allow personalised ads.
Never allow notifications from websites
Always decline cookies unless your absolutely have to allow some tracking (common sense prevails here)
Optimise as many apps as possible unless it affects performance.
Don't allow apps to remain open in the notification area.
Change your launcher, my preferred launcher is lawn chair and this did actually burn up some battery when compared to the OnePlus launcher.
Don't use live widgets (yes they look cool, but they annihilate your battery)
Live wallpaper, again very cool, but battery burners.
Again! Don't charge overnight, make a note of your percentage then see what it is in the morning, you shouldn't be losing more than 5% really, if you've done well then it'll be reflected here, the good SOT results will follow.
Turn off live read outs of network speed, RAM usage in the status bar.
Turn off NFC unless in use.
Leave location on in quick settings.
Don't overcharge your phone, IE: overnight
Don't allow your phone to fully deplete the battery.
Whatever anyone says, this does 100% damage batteries, there is no argument here and I won't entertain anyone who says otherwise, Ive seen through real life tests what this results in, bloated, inefficient, possibly dangerous lithium batteries.
Keep your phone out the sun.
Keep it out of extreme cold.
Keep your device clean dust free.
Snapchat, Viber, house party, apps like that tends to use more battery as they don't have great dormancy periods.
Apps like speed test by Ookla tend to have location tracking, similarly they tend to turn themselves on and off when they feel like it, my advice, install test and uninstall.
Allow a couple of battery cycles between tweaking sets, to give you an idea of how much of a difference you've made.
Use BBS to see what is being used, once you've removed problems, remove BBS.
I've just written this from the top of my head so o probably missed some things, the general idea is to keep your device clean and fresh, remove files you don't need any more.
Keep an eye on apps that misbehave or aren't wanted, index your folders so they aren't a mess.
The more good things you do means the more potentially bad apps you can have on your phone, eg if you really need Facebook, you could keep it so long as you clean up other areas of your phone.
Good luck.
dladz said:
Change 5G to 4G
Remove Facebook use web based
Remove Facebook messenger use web based
Remove Twitter use web based
Remove any ad based apps pay for the pro version
Turn off gestures like lift to wake
Change from QHD to FHD (No difference)
Allow auto brightness
Turn off WiFi overnight
Turn all updates to manual not auto (play store)
Remove any so you don't use
Change back up to once a month (WhatsApp)
Turn off location history (Google)
Use titanium to remove any system apps you don't need
Fine allow anonymous usage statistics for any app ever.
Don't allow tracking cookies on any website
Use adaway (root needed)
Don't open web pages in Google app (I use Samsung browser)
Don't use xposed.
If you game you will not get high SOT scores, period.
Don't bother with battery saving apps or monitoring apps.
Streamline your apps, if you don't use it, remove it.
Don't allow WiFi scanning (as in letting other apps use it when it's not on)
Never allow personalised ads.
Never allow notifications from websites
Always decline cookies unless your absolutely have to allow some tracking (common sense prevails here)
Optimise as many apps as possible unless it affects performance.
Don't allow apps to remain open in the notification area.
Change your launcher, my preferred launcher is lawn chair and this did actually burn up some battery when compared to the OnePlus launcher.
Don't use live widgets (yes they look cool, but they annihilate your battery)
Live wallpaper, again very cool, but battery burners.
Again! Don't charge overnight, make a note of your percentage then see what it is in the morning, you shouldn't be losing more than 5% really, if you've done well then it'll be reflected here, the good SOT results will follow.
Turn off live read outs of network speed, RAM usage in the status bar.
Turn off NFC unless in use.
Leave location on in quick settings.
Don't overcharge your phone, IE: overnight
Don't allow your phone to fully deplete the battery.
Whatever anyone says, this does 100% damage batteries, there is no argument here and I won't entertain anyone who says otherwise, Ive seen through real life tests what this results in, bloated, inefficient, possibly dangerous lithium batteries.
Keep your phone out the sun.
Keep it out of extreme cold.
Keep your device clean dust free.
Snapchat, Viber, house party, apps like that tends to use more battery as they don't have great dormancy periods.
Apps like speed test by Ookla tend to have location tracking, similarly they tend to turn themselves on and off when they feel like it, my advice, install test and uninstall.
Allow a couple of battery cycles between tweaking sets, to give you an idea of how much of a difference you've made.
Use BBS to see what is being used, once you've removed problems, remove BBS.
I've just written this from the top of my head so o probably missed some things, the general idea is to keep your device clean and fresh, remove files you don't need any more.
Keep an eye on apps that misbehave or aren't wanted, index your folders so they aren't a mess.
The more good things you do means the more potentially bad apps you can have on your phone, eg if you really need Facebook, you could keep it so long as you clean up other areas of your phone.
Good luck.
Click to expand...
Click to collapse
Nice tips
bodomfan said:
Nice tips
Click to expand...
Click to collapse
Thank you sir.
dladz said:
Thank you sir.
Click to expand...
Click to collapse
Great game earlier vs Leeds, very entertaining, they gave you a good game
bodomfan said:
Great game earlier vs Leeds, very entertaining, they gave you a good game
Click to expand...
Click to collapse
Was crapping myself, last trying we need is to start getting beat by them.. we were off form.
dladz said:
Was sh*tting myself, last trying we need is to start getting beat by them.. we were off form.
Click to expand...
Click to collapse
Cracking game though, I find android 11 open beta 1 charges really slow on a normal charger that's my only gripe with it, but battery is wow
I have a great screen on % ~13%h.
But standby sucks.
I also have removed/disabled stock apps, location of, only enable it when I use it, same with Bluetooth. But I still have 1-3% standby /h. Over night I loose 2-5 % and the same again right after I wake up and use it..
My standby time was so bad 3-4%h, that I rooted it and change doze with an app.
3% h over an day (12h) makes up 36% battery uses. Just laying in your pocket and doing nothing... That would be ~3h screen time.
Still can not get the standby time to 1% what it actually should be!
JonnyJaap said:
I have a great screen on % ~13%h.
But standby sucks.
I also have removed/disabled stock apps, location of, only enable it when I use it, same with Bluetooth. But I still have 1-3% standby /h. Over night I loose 2-5 % and the same again right after I wake up and use it..
My standby time was so bad 3-4%h, that I rooted it and change doze with an app.
3% h over an day (12h) makes up 36% battery uses. Just laying in your pocket and doing nothing... That would be ~3h screen time.
Still can not get the standby time to 1% what it actually should be!
Click to expand...
Click to collapse
I'd look in alarms / wakelocks for the cause of your battery drain.
I have more like 0,7% / hr standby, 1,5-2% over night.
Uninstalling Facebook and Messenger would probably take me to 0,5 / hr and 1,5% overnight. This app is a f**** disaster, but unfortunately it's required in my company (Fb groups).
JonnyJaap said:
I have a great screen on % ~13%h.
But standby sucks.
I also have removed/disabled stock apps, location of, only enable it when I use it, same with Bluetooth. But I still have 1-3% standby /h. Over night I loose 2-5 % and the same again right after I wake up and use it..
My standby time was so bad 3-4%h, that I rooted it and change doze with an app.
3% h over an day (12h) makes up 36% battery uses. Just laying in your pocket and doing nothing... That would be ~3h screen time.
Still can not get the standby time to 1% what it actually should be!
Click to expand...
Click to collapse
Wake gestures, like lift to wake.. Keeps the phone from sleeping..
Also don't worry about location, maintaining a location is now efficient than obtaining it for all apps in one hit.
I've never turned location off besides for Google, I pause location history, far too creepy.
I have no facebook, instagram or messenger, the only social apps I have are telegram and snapchat.
I use betterbatterystats but there is just no app that keeps the phone awak all the time. I have no f*** idea why it sucks so hard.
It's super annoying.
Android 11, drain is worse, SOT is worse and I've changed nothing compared to android 10.
Disappointing to say the least.
dladz said:
Android 11, drain is worse, SOT is worse and I've changed nothing compared to android 10.
Disappointing to say the least.
Click to expand...
Click to collapse
Agree
bodomfan said:
Agree
Click to expand...
Click to collapse
How's yours now?
I've just sent through all my apps and optimized all the ones I don't need running at full chat, also deleted some apps that may have been causing issues.
At the moment it's looking ok
3 hours up
1 hours SOT
92%
That's heading for 10 hours if I'm not mistaken, so may have been one of my apps or poor optimization on the phones part..
I'll keep an eye on it, have Gsam running as BBS simply wouldn't accept I'd granted app_ops permission?
Maybe an android 11 thing.
dladz said:
3 hours up
1 hours SOT
92%
That's heading for 10 hours if I'm not mistaken, so may have been one of my apps or poor optimization on the phones part..
I'll keep an eye on it, have Gsam running as BBS simply wouldn't accept I'd granted app_ops permission?
Maybe an android 11 thing.
Click to expand...
Click to collapse
This is ok...
Not bad at all..
Is it on 120hz/ qhd?
cultofluna said:
This is ok...
Not bad at all..
Is it on 120hz/ qhd?
Click to expand...
Click to collapse
It's 120hz FHD. I honestly can't see much of a difference between QHD and FHD so taking a battery hit doesn't seem worth it.
I'm currently heading for 12 hours here. Have just been using XDA and watching some videos. No gaming today, WhatsApp and telegram.
---------- Post added at 04:15 PM ---------- Previous post was at 04:14 PM ----------
I'm running blu-spark. Never used it before but it's idle performance is brilliant.
Very impressed. Also extremely low clocks 300mhz
Great tips from many members. My phone drains very minimally while standby.

Very low battery life on the LG V30 with a 94% battery health

Hello to all
sorry in advance for my english, I see on all the discussions that all the world is very satisfied with the life of the battery, I would like to understand how you do to have a SOT so high from 6h to 8h, me never exceed 4 hours of SOT, my v30 is a H931 converted to H933 oreo then Pie ,
configuration :
- non-root system
- android stock rom pie
- dark theme
- SRTC deactivates,
-use "YouTube, social networks,
-occasional maps,
-very few games
-4G connection in large part of the time and some wifi
-automatic brightness
the state of my battery is 94% and I have reset or gone through LGup nothing is don't change,
when I activate the 4g or the wifi the battery melts like snow in the sun
Help me
Take a screenshot of the Battery screen in settings and post it here. This is a good place to start looking for what is draining the battery.
You can also use other apps to see what usage is (I use Accubattery, for example, and it tells me I have an average SOT of 7:39. Keep in mind, this is a calculated average, not a real time... but it gives you an idea. Beyond that, you can see what your usage is. I'm down to 87% after about 4 hours of usage today, and it's telling me that 10% is due to a game I played this morning, which makes sense.
schwinn8 said:
Take a screenshot of the Battery screen in settings and post it here. This is a good place to start looking for what is draining the battery.
You can also use other apps to see what usage is (I use Accubattery, for example, and it tells me I have an average SOT of 7:39. Keep in mind, this is a calculated average, not a real time... but it gives you an idea. Beyond that, you can see what your usage is. I'm down to 87% after about 4 hours of usage today, and it's telling me that 10% is due to a game I played this morning, which makes sense.
Click to expand...
Click to collapse
I also use Accubattery, and I add the screenshot as an attachment,
but I don't understand why the battery drains when I use the 3G / 4G connection or the wifi,
by exomple
if I do not deactivate the 4g or the wifi at night I lose 15% to 20% easy, I do not know what to do even when the phone is on us998 it is the same thing
None of the attachments appear to be working?
I have heard people have issues with Pie. Have you tried going back to Oreo to see how it fares? Be careful to follow instructions when you do this - I have heard there are issues when you do this (ie, you may have to KDZ back to Nougat before going forward to Oreo).
schwinn8 said:
None of the attachments appear to be working?
I have heard people have issues with Pie. Have you tried going back to Oreo to see how it fares? Be careful to follow instructions when you do this - I have heard there are issues when you do this (ie, you may have to KDZ back to Nougat before going forward to Oreo).
Click to expand...
Click to collapse
i was on us998 oreo, it was the same thing no diferance it was even worse, that's why I follow part on h933 oreo then pie to see if it's the same thing, but nothing is change
https://www.casimages.com/i/200718105825937581.jpg.html
https://www.casimages.com/i/200718105826417200.jpg.html
https://www.casimages.com/i/200718105836498241.jpg.html
https://www.casimages.com/i/200718105838208426.jpg.html
https://www.casimages.com/i/200718105840188114.png.html
I'm not a French speaker/reader so I'll do my best. Looks like Facebook is taking a large amount - on you 71% battery level, it's taking 10%.
Similarly, on your screen utilization, you have 31%, and you say you have dark mode active (which I don't). So, I'm not sure why you have so much usage.
I would start by removing Facebook and seeing if that helps. Some people just use it a lot, and so you'll have more drain there. My wife used to use it a lot, but I have since switched her to using Metal, which works MUCH better and isn't as much of a privacy risk either. Some apps are just heavy, and Facebook has (historically) been awful... which is why we don't have it on either of our phones.
Next time you run down the battery, show us the app usage in Battery and Accubattery if possible. Also would be good to see the rest of the screen (scroll down) so we can see if there's anything else going on.
schwinn8 said:
I'm not a French speaker/reader so I'll do my best. Looks like Facebook is taking a large amount - on you 71% battery level, it's taking 10%.
Similarly, on your screen utilization, you have 31%, and you say you have dark mode active (which I don't). So, I'm not sure why you have so much usage.
I would start by removing Facebook and seeing if that helps. Some people just use it a lot, and so you'll have more drain there. My wife used to use it a lot, but I have since switched her to using Metal, which works MUCH better and isn't as much of a privacy risk either. Some apps are just heavy, and Facebook has (historically) been awful... which is why we don't have it on either of our phones.
Next time you run down the battery, show us the app usage in Battery and Accubattery if possible. Also would be good to see the rest of the screen (scroll down) so we can see if there's anything else going on.
Click to expand...
Click to collapse
Hello
Here I did what you told me, I deleted facebook and I took screenshots for daily use and then I deactivate the dark mode and nothing is the same thing
https://drive.google.com/file/d/126H85cGzGDlzUoZ3bFM0-LGjgAjTspZV/view?usp=sharing
https://drive.google.com/file/d/122PHzZGq1090MzyBYNjGvVI5Y1ngZLXv/view?usp=sharing
https://drive.google.com/file/d/12fWrAon52Ur1wb_fXp_k5-l2d8IvrpUV/view?usp=sharing
https://drive.google.com/file/d/12YOwxS8km2y7xyKzJ3Hqhv_57wGn80DG/view?usp=sharing
https://drive.google.com/file/d/13-8GcNIpOlgnb3OrTSSeqepEQdLpaLII/view?usp=sharing
https://drive.google.com/file/d/12jrX96Sqwe7V_tLVaNRLU7nIJGZjCxXp/view?usp=sharing
https://drive.google.com/file/d/12NCraZTM8llpyc-edkI3nh2i5mOB9WIC/view?usp=sharing
https://drive.google.com/file/d/12ZsiuGzEAZhDnMf8yQ6lxoUMN-o-ZVv-/view?usp=sharing
https://drive.google.com/file/d/12VkZo2gR_BhVkQNSe6mdUh3lkSBeD7De/view?usp=sharing
https://drive.google.com/file/d/12kHo1wE8ROPhuspHsJCTwOa0SlOuoL45/view?usp=sharing
https://drive.google.com/file/d/12CdSPuwdOPCeCr5rqs9BbDXXXiXP0Vhp/view?usp=sharing
All those images are locked behind a password. I can request each one, but that would be slow and annoying to do. Please share them publicly or via the other system you used before. then I will be able to see and suggest more if I have any other ideas.
Also, just to go back, you said you're on Pie now. How did you get to this, exactly? I have read of issues with flashing improperly. @ChazzMatt maybe be able to explain better, but this could be the root of the problem. I think you had to go to Nougat first, then flash in a very specific way to Pie. Was this process followed?
schwinn8 said:
All those images are locked behind a password. I can request each one, but that would be slow and annoying to do. Please share them publicly or via the other system you used before. then I will be able to see and suggest more if I have any other ideas.
Also, just to go back, you said you're on Pie now. How did you get to this, exactly? I have read of issues with flashing improperly. @ChazzMatt maybe be able to explain better, but this could be the root of the problem. I think you had to go to Nougat first, then flash in a very specific way to Pie. Was this process followed?
Click to expand...
Click to collapse
for the images I have hosted them other by it's good
and for the little story, my v30 was on h93120a
I converted it to us99810b then us99820h with the ChazzMatt method, but the battery was not terrible, but I follow it stayed like its about 6 months, well when pie came out I tried to update I blocked on the logo lg then I follow back on h99820h, then I saw that some person converted their us998 to h93330k I did the same thing with the ChazzMatt method through nougat and then pie
by the way that its could improve but nothing, in the end the discharge during the night is better
https://www.casimages.com/i/200719091830898192.png.html
https://www.casimages.com/i/200719091831193348.png.html
https://www.casimages.com/i/200719091837569694.png.html
https://www.casimages.com/i/200719091837996587.png.html
https://www.casimages.com/i/200719091844848229.png.html
https://www.casimages.com/i/200719091845247950.png.html
So, just doing some quick math, your battery screen shows about 72% usage with apps you have shown, and you have 15% battery left which totals 87%. There's 13% "missing" but that's not too surprising (I have never found the battery usage to be 100% accurate). That said, it looks like you're just a heavy user? My wife uses her phone hard as well - she has brightness turned relatively bright all the time. In comparison, my phone I leave relatively low (I'm at 26% brightness in my room right now, with automatic adjustment turned on. I'm almost never at full-bright). Neither of us runs dark-mode.
Maybe that's the issue - do you have your brightness high?
Your last screenshot also shows 17% utilization for the cell service, even though it's inactive. That might explain some of the missing 13% from above. It also seems a little high. If you have low signal in your area, I have found this can use a lot of battery too. I see no-bars in your screenshots, and also low-wifi. Both of these can hurt too.
As you can see, I'm guessing at this point... and I don't have many more ideas. But I think you're close to "normal"... just that you're a heavier user and have a bright screen setting?
schwinn8 said:
So, just doing some quick math, your battery screen shows about 72% usage with apps you have shown, and you have 15% battery left which totals 87%. There's 13% "missing" but that's not too surprising (I have never found the battery usage to be 100% accurate). That said, it looks like you're just a heavy user? My wife uses her phone hard as well - she has brightness turned relatively bright all the time. In comparison, my phone I leave relatively low (I'm at 26% brightness in my room right now, with automatic adjustment turned on. I'm almost never at full-bright). Neither of us runs dark-mode.
Maybe that's the issue - do you have your brightness high?
Your last screenshot also shows 17% utilization for the cell service, even though it's inactive. That might explain some of the missing 13% from above. It also seems a little high. If you have low signal in your area, I have found this can use a lot of battery too. I see no-bars in your screenshots, and also low-wifi. Both of these can hurt too.
As you can see, I'm guessing at this point... and I don't have many more ideas. But I think you're close to "normal"... just that you're a heavier user and have a bright screen setting?
Click to expand...
Click to collapse
for the brightness it is automatic I do not touch it, and for the SOT I have never exceeded 4:30 (and it is very rare that I am a SOT that exceeds 4 hours) I voice people who say that it s arrives to have 8 hours of SOT "even 9h to 10h" for some, I told myself that my phone had a real problem of autonomy
Even if you don't touch the brightness, it does "learn" from what you prefer. So, you should adjust it to your needs. Ideally the less bright the better.
I checked my wife's phone, and she gets an average of about 5 hours on her phone. I think you (and her) just use it a lot and use it with the screen brighter than I do (or other people with high SOT). I do think using dark mode would help you... I should try that with my wife's phone, but she likes what she likes, so she may not want to change it, which is fine too.
In the end, after all this looking, I don't think there is anything wrong with your phone. If you're looking for high SOT, turn down the brightness as low as you can go, and use dark mode. I don't think there is much more you can do. Maybe custom kernels or ROMs can help, but I haven't had luck with that in the past, so I don't bother.
Of course if anyone else ideas, please let us know... I am not an expert!
schwinn8 said:
Even if you don't touch the brightness, it does "learn" from what you prefer. So, you should adjust it to your needs. Ideally the less bright the better.
I checked my wife's phone, and she gets an average of about 5 hours on her phone. I think you (and her) just use it a lot and use it with the screen brighter than I do (or other people with high SOT). I do think using dark mode would help you... I should try that with my wife's phone, but she likes what she likes, so she may not want to change it, which is fine too.
In the end, after all this looking, I don't think there is anything wrong with your phone. If you're looking for high SOT, turn down the brightness as low as you can go, and use dark mode. I don't think there is much more you can do. Maybe custom kernels or ROMs can help, but I haven't had luck with that in the past, so I don't bother.
Of course if anyone else ideas, please let us know... I am not an expert!
Click to expand...
Click to collapse
thank you very much for your help i will try advised calf and return the answer to you
jassim0104 said:
Hello to all
sorry in advance for my english, I see on all the discussions that all the world is very satisfied with the life of the battery, I would like to understand how you do to have a SOT so high from 6h to 8h, me never exceed 4 hours of SOT, my v30 is a H931 converted to H933 oreo then Pie ,
configuration :
- non-root system
- android stock rom pie
- dark theme
- SRTC deactivates,
-use "YouTube, social networks,
-occasional maps,
-very few games
-4G connection in large part of the time and some wifi
-automatic brightness
the state of my battery is 94% and I have reset or gone through LGup nothing is don't change,
when I activate the 4g or the wifi the battery melts like snow in the sun
Help me
Click to expand...
Click to collapse
It's very simple downgrade to latest oreo i get 6+ sot on oreo and only 4 on pie
messi2050 said:
It's very simple downgrade to latest oreo i get 6+ sot on oreo and only 4 on pie
Click to expand...
Click to collapse
the problem is that with oreo it was worse than on pie, the battery did not even hold the day, it is for this that I passed pie

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