Update to MIUI 9 to fix battery drain issues - Xiaomi Redmi Note 4 Questions & Answers

I'm current using stock MIUI 8.5.8.0 ( locked bootloader) . I'm having battery issues ( drains 20-25% overnight ).
I wanted to know if updating to MIUI 9 would fix the issue.
If not then to what version shall I downgrade to because I started having this issue after I updated and I don't remember the version which did not have any battery issues.

It probably will, even a factory reset will fix your issue(I am assuming it is a software problem not battery issue).. But instead try to find the cause of your problem.. Use cpu spy to check whether ur phone is entering deep sleep or not.. if its not check which app is using battery from power use section in phone settings.. if u are unable to get useful data from that then i may suggest rooting ur phone and using wakelock detector(If you dont want to do that a factory reset will most probably fix ur issue..)

mayank06199 said:
It probably will, even a factory reset will fix your issue(I am assuming it is a software problem not battery issue).. But instead try to find the cause of your problem.. Use cpu spy to check whether ur phone is entering deep sleep or not.. if its not check which app is using battery from power use section in phone settings.. if u are unable to get useful data from that then i may suggest rooting ur phone and using wakelock detector(If you dont want to do that a factory reset will most probably fix ur issue..)
Click to expand...
Click to collapse
Factory reset didn't fix the issue . "android system" is at the top of power use and I did try wakelock detector ( granted BATTERY_STATS through adb ) . deviceidle_maint seemed to be on the top .But I don't know how to fix it .

I suggest to use 8.2.10.0. It has good battery backup.
Actually I cannot compare to 8.5.8.0 because I only use it for a couple of day and then I moved to Global Developer ROM.
Right now I used MIUI 9, and I think it has good battery backup too, but still better 8.2.10.0.
BTW, if you want to downgrade, you need to unlock your bootloader.
You can find tutorial from here or here

Related

[Q] Need Support

hello , i have a question, i have an samsung galaxy s3, it is loaded with
googy max kernel 1.7.3
android 4.1.2
basebandver. i9300ceemg2
but recently it acts wierd
the phone de-charge pretty fast, even when connected to charger or usb device it decharge if phone is on,
on full charged battery you see it de-charge pretty fast like 1% every 10-15 mins,,
i can't charge the phone while its on i need to turn it off in order to charge the battery
what i have done sofar is
swap original charger to an other one
changed usb cable
resetted the kernel to stock
but none helped sofar,
could this be that the battery is broken? or that there is an process that takes alot power im not aware off? or is charging firmware related that the firmware encountered a bug ?
Wesley_NL said:
hello , i have a question, i have an samsung galaxy s3, it is loaded with
googy max kernel 1.7.3
android 4.1.2
basebandver. i9300ceemg2
but recently it acts wierd
the phone de-charge pretty fast, even when connected to charger or usb device it decharge if phone is on,
on full charged battery you see it de-charge pretty fast like 1% every 10-15 mins,,
i can't charge the phone while its on i need to turn it off in order to charge the battery
what i have done sofar is
swap original charger to an other one
changed usb cable
resetted the kernel to stock
but none helped sofar,
could this be that the battery is broken? or that there is an process that takes alot power im not aware off? or is charging firmware related that the firmware encountered a bug ?
Click to expand...
Click to collapse
Could be a number of things causing your problem...I would suggest making sure you are on stock rom and kernel and install one of these apps >> https://play.google.com/store/apps/details?id=com.asksven.betterbatterystats << PAID or >> https://play.google.com/store/apps/details?id=com.gsamlabs.bbm << FREE. You can monitor your phone to see if any app is draining your battery ( would give it at least 24hrs to test) then if it is a app you can uninstall or delete that app.
It sounds like to me it could be battery or hardware problem especially with you returning to stock and also discharging while plugged in..
tallman43 said:
Could be a number of things causing your problem...I would suggest making sure you are on stock rom and kernel and install one of these apps >> https://play.google.com/store/apps/details?id=com.asksven.betterbatterystats << PAID or >> https://play.google.com/store/apps/details?id=com.gsamlabs.bbm << FREE. You can monitor your phone to see if any app is draining your battery ( would give it at least 24hrs to test) then if it is a app you can uninstall or delete that app.
It sounds like to me it could be battery or hardware problem especially with you returning to stock and also discharging while plugged in..
Click to expand...
Click to collapse
i resetted settings of the kernel , i never said i returned my phone to stock
Wesley_NL said:
i resetted settings of the kernel , i never said i returned my phone to stock
Click to expand...
Click to collapse
Then you need to return to stock to see if the problem is still there if it is then most probably hardware issue.
tallman43 said:
Then you need to return to stock to see if the problem is still there if it is then most probably hardware issue.
Click to expand...
Click to collapse
would it help if i reset factory defaults instead reflashing ? or wipe cache or davik cache w/e its called.
Wesley_NL said:
would it help if i reset factory defaults instead reflashing ? or wipe cache or davik cache w/e its called.
Click to expand...
Click to collapse
Give it a try it nothing to lose and (don't forget to backup your data) use a battery stats software after you have reset.If the problem is still there and its not any apps that are causing you problems flash to stock to be 100% sure it's not software....
tallman43 said:
Give it a try it nothing to lose and (don't forget to backup your data) use a battery stats software after you have reset.If the problem is still there and its not any apps that are causing you problems flash to stock to be 100% sure it's not software....
Click to expand...
Click to collapse
so i reboot into recovery mode of cwm , but should i wipe cache or just data ?
lols, full charged, and still connected to usb and battery drained 10% already eventhough its wierd, i mean my usb ca n handle it , normaly when its full charged i can play games and battery don't de-charge, and now its idle and it de-charge in a fast rate, but yeah if it are apps then phone should be hot but it totaly isnt
Wesley_NL said:
so i reboot into recovery mode of cwm , but should i wipe cache or just data ?
lols, full charged, and still connected to usb and battery drained 10% already eventhough its wierd, i mean my usb ca n handle it , normaly when its full charged i can play games and battery don't de-charge, and now its idle and it de-charge in a fast rate, but yeah if it are apps then phone should be hot but it totaly isnt
Click to expand...
Click to collapse
Wipe both (backup contacts and data first) but if it is draining that fast most likely hardware or battery (suggest new battery first)
tallman43 said:
Wipe both (backup contacts and data first) but if it is draining that fast most likely hardware or battery (suggest new battery first)
Click to expand...
Click to collapse
thats what i doubt bcuz, my usb somehow cant keep up, if battery fully charged it suppose to ru of usb poer only right ? atleast thats how i always aw it bcuz if bat is full i get a 2nd icon and it stays there when batt is full ad dont get used probaly, but if i wipe both, i lose the custom kerne googy max also right ?
sofar, i havnt formatted yet, also i dont see anyting strange in that battery meter i downloaded
atleast i hope ,
screenshot
screenshot
screenshot

Deep Sleep Issues, event wakelocks 0-8

Hey everyone. redoing my thread now that we have tried alot of solutions, hopefully someone has a vague idea of what we can do to my phone lol.
So then, my phone (redmi note 3 snapdragon) refuses to go into deep sleep no matter what combination I've tried.
Tried Combos
1. RR+ radon and agni
2. Miui 8 stable and dev preview (7.1.5 and 8.1.1.0)+ stock, radon, and neon kernel (flashing using miflash with unlocked bootloader official)
3. Cm13 latest nightly+ radon, stock, and agni
4. Nitrogen os+ nagato kernel (current rom)
All combinations we're tried with clean installs (factory data, system,cache and internal storage)
Hardware methods tried
1. Physically disconnecting fingerprint sensor (goodix)
now then, with wakelock detector, we can see im troubled with a 99% awake time, along with 100,00's of event wakelocks over 6hours, now event wakelocks deal with the actual hardware of the phone from what i've seen, which makes little sense to me because the screenshot i am attaching was just over an entire night of not touching the phone. so why it has any activity is bizarre to me. so heres what we have tried so far on my previous thread.
Tried methods of fixing event wakelocks
1. Greenify, force doze, wakelock blocker and blocking everything in frustration. deep sleep battery saver.
2. physically deleting events one by one (going into dev/input/eventx (x being wakelocks 1-10) after deleting some my display eventually stopped working, most likely because i just deleted the event that controls the lcd i assume. rebooting fixed the problem and remade the events in their directory so no harm done.
3. removing zram usage figuring it was a thrashing problem (saw a thread in the hd desire of the same issue. didnt help sadly.
4. flashing modem in radon thread, ended up making my phones earpiece not work for calls and still had the wakelocks.
5. disabling gps, along with auto brightness and auto rotate
so then if anyone needs any other information just let me know, currently using an iPhone for the time being so im desperate lol. but still id rather fix and find the problem then go for returning the phone. better to solve a problem for future people in my shoes then just thrust it away is how i see it. also someone bug the strix and darkstrix about this maybe they know the solution. anyway thanks for reading and i hope we can fix my phone soon
^Update^ now using epic rom 7.1.12 from the xda thread, still got wakelocks on stock without any other apps.
I have same problem in all versions of stock MIUI Rom. I too tried all sorts of combination but the problem remains. Finally I'm using RR Rom 5.7.4 (20161113 build) + radon Kernel. My deep sleep problem have been solved (though not 100%). Now my phone looses very little battery in standby time like 1-2% over a night. Before RR Rom I tried many custom Rom but had same problem. If you have not tried the ROM (RR Remix 20161113) I've mentioned above give it a try. Best Of Luck.
Thanks rj I'll install and post logs after work. Fingers crossed that it fixes my problem.
use the rom android 6.0.1 with module powernap , u can fix it !!
http://repo.xposed.info/module/net.jzhang.powernap
Small update: testing stamina mod currently with xposed. ressurection remix will be next only because xposed seemed a bit easier lol
Well damn :/ tried RR rom and still nothing sadly, also powernap with RR didn't do anything as well. both were tried with radon and agni kernels
Then once try nexus rom i am getting good battery life in this rom too.
rjrulz007 said:
Then once try nexus rom i am getting good battery life in this rom too.
Click to expand...
Click to collapse
surer rj which one?
Having same problem.. Battery is draining very fast in idle mode.. Deep sleep is not working in any rom.. Something is keeping cpu awake.... If u find any solution then plz let me know bro.. Thanks
That happens to me when background data enabled . when i disable backround data through data usage settings , the battery backup gets better, but sure my social apps wont sync.
It seems the wakelock come from android system itself , go check logcat and you will get messages like "ANDR_PERF_RESOURCES FAILED TO APPLY PERFORMANCE" , the likes of "decided to move IRQ from cpu0 to cpu1" , and the likes of "FPC listener : waiting..." , thats all that i notice and thats happening every single milisecond on every MM roms i have tried so far....
Well when i used miui 7 LL global didnt get that much messages on logcat , but its LL ...
I guess the problem is related to source code , i dont know .
Did you try to disable fingerprint also? In many previous ROM this solved the issue.
D4xel said:
Did you try to disable fingerprint also? In many previous ROM this solved the issue.
Click to expand...
Click to collapse
yes sir still nothing
rohit4kk said:
Having same problem.. Battery is draining very fast in idle mode.. Deep sleep is not working in any rom.. Something is keeping cpu awake.... If u find any solution then plz let me know bro.. Thanks
Click to expand...
Click to collapse
hey dont worry man you'll be the first when we find an answer lol
Zaccary said:
Well damn :/ tried RR rom and still nothing sadly, also powernap with RR didn't do anything as well. both were tried with radon and agni kernels
Click to expand...
Click to collapse
Poor network signal also can cause this issue. My old carrier had crappy signal, once I switched, it increased my phone's battery since the new network has much better signal.
deltatux said:
Poor network signal also can cause this issue. My old carrier had crappy signal, once I switched, it increased my phone's battery since the new network has much better signal.
Click to expand...
Click to collapse
thanks for the tip but we are running on airplane mode only at this point just to make sure we don't have more things to worry about battery drain. i appreciate the information though ^_^
Mine kenzo, tried all miui version, always the same.
sbor-si said:
Mine kenzo, tried all miui version, always the same.
Click to expand...
Click to collapse
I'm not alone!!!
Hey hopefully we find an answer buddy
Yesterday I want to flash 7.3.2.0 xiaomi.eu version (clean install via twrp), but get bootloop. Than I flashed official global developer version (7.1.19) (fastboot via miflash, flash all), nothing better, except android system used 6%, android 39% and dex2oat 20%.
Can somebody try 7.3.2.0 version, from earlier posts is visible, that this version rocks, all later versions have issues.
sbor-si said:
Yesterday I want to flash 7.3.2.0 xiaomi.eu version (clean install via twrp), but get bootloop. Than I flashed official global developer version (7.1.19) (fastboot via miflash, flash all), nothing better, except android system used 6%, android 39% and dex2oat 20%.
Can somebody try 7.3.2.0 version, from earlier posts is visible, that this version rocks, all later versions have issues.
Click to expand...
Click to collapse
i believe last time i tried 7.3.2.0 it gave me constant reboots and lagged quite a bit. but i also heard it was the best for battery so i can try flashing through miflash again after work. im also going to be trying this rom here https://forum.xda-developers.com/re...nzo-lldlm18-1-3m866beta-real-factory-t3375250. since it uses edl mode instead of fastboot so hey maybe that will knock something lose?
Well, right now I'm trying to get it working - without luck. I can flash 7.3.2. with miflash via edl without troubles, phone started normaly, all seems good, until "No service" for gsm signal. Bad luck. I think that modem version from that old flash is not compatible with hardware.
But it looks so good - Android takes 20% and Android system 6%...

[Solved] Battery % indicator stuck.

Hi,
I was using my phone as tether (usb).
I unplug my phone And some times later it shutdown showing 0% battery's boot screen. I know that was wrong.
So I plug in phone, reboot And immediatly see that phone show 20% charge. After 2 hours, phone remain at 20%
I use it all the Day And battery's indicator don't drop.
Battery stamina is the same as before.
Apps see it as "good"
I try to reflash previous And stock rom, Wipe dalvik And data.
Nothing change.
Phone remain with full life battery but at 20 %
So I don't know the real %
And I don't know if Quick charge drop or not. This May be dangerous.
Any idea / solution ?
Thanks to read
Try this,
Open up the phone app, and type *#*#7378423#*#* . You will get into the service menu. Go into Service Info -> Factory Charging. What % do you get?
Required level 50%
Present level 20%
Factory charging unfinished
Please connect the charger ( or Factory charging is going on, Please. Wait)
Sent from my E5823 using XDA-Developers Legacy app
hazote said:
Required level 50%
Present level 20%
Factory charging unfinished
Please connect the charger ( or Factory charging is going on, Please. Wait)
Sent from my E5823 using XDA-Developers Legacy app
Click to expand...
Click to collapse
how many sony telemtery services do you have disabled? diagnostics: sonymobile.devicemonitor and sonymobile.phoneusage give info to sonymobile.support and also to What's New and Lounge... when I had disabled permissions for support, i couldn't see any usage data until i opened Whats New and Lounge permission to storage and phone... this was when I was experimenting which apps i could disable without root and not cause the settings menu to crash
another thing to try is [Power + Vol Up] cache clear
When you flashed the Stock ROM again, did you leave (if you got one) the custom kernel on?
I would strongly suggest you completely flash the device anew with flashtool including the kernel.sin, even temporarily locking the bootloader. If it's still stuck then it's not a software problem and the battery controller might be wonky.
dumraden said:
When you flashed the Stock ROM again, did you leave (if you got one) the custom kernel on?
I would strongly suggest you completely flash the device anew with flashtool including the kernel.sin, even temporarily locking the bootloader. If it's still stuck then it's not a software problem and the battery controller might be wonky.
Click to expand...
Click to collapse
Yes I leave the custom kernel.
I had add a new battery, and all works fine now.
so I think this is the battery's controler that is dead .

Galaxy S7 G930F mmc0_detect and bbd_wake_lock wakelocks - enormous battery drain

40$ Paypal for the person who finally helps me to solve my problem!
I have a very serious battery problem with my Galaxy S7 G930F.
Even at night when I do not use it and I turn on flight mode and energy saving mode it drains up to 10% battery per hour. When I go to bed with 60% sometimes the battery is completely discharged when I wake up in the morning.
I have had that issue for a long time now an I have already tried a lot to investigate what is causing the problem.
The first thing I tried was to completely wipe everything and reflash the official Nougat ROM. It did not help at all (I did not configure anything or install any apps! so the problem can not be caused by some app).
Then I tried both the SuperStock ROM and the Superman ROM for G930F - but the problem persistet. (I fully wiped everything in TWRP before flashing the new ROMS)
Using the App Wakelock Detector I found out that my phone is unable to go to deep sleep at all - and I also found out that the Kernel Waklocks mmc0_detect and bbd_wake_lock are causing this problem.
I have found out so far that the mmc0_detect problem can be caused by a faulty SD-Card - but I have not SD-Card installed!
The bbd_wake_lock comes from the broadcom sensorhub driver.
I have no idea what to do now, because I don't have better knwoledge to resolve the root cause of the problem.
Could it be a hardware probleme since the problem persists even with a clean install of a new ROM? I did not install any apps and the problem is already there.
Thanks for your help.
i.imgur.com/FfGOKMo.png
i.imgur.com/SEhPDeY.png
(sorry I can't post images yet)
I'm having the same problem too... I've also done the same steps that you did (factory reset, clean install superman rom, removed SD card, formatted SD card on the phone etc etc)... i'm starting to think that it's hardware problem....
the only difference I have with you is that my phone's a G930FD
Hi there....I'm running into the exact same issue. This is 100% Wifi related. If I turn off Wifi both these wake locks go away. I used better battery stats to track it.
I'm not sure what can be done to prevent it (other than turning off Wifi). Any ideas??
Thanks.

Wake-Lock Problem.

Hello and compliments of the season.
I have a Poco, fully stock MIUI 11 with all latest updates of all apps and services. I have done my best to disable all unnecessary apps and permissions and ads etc. I've even factory reset my phone yesterday.
But even in doing all of this, my phone refuses to go into deep sleep. Overnight I'm losing 35% battery when before I used to lose only about 2%. I've disabled Sync, disabled anything that's auto, no backups enabled.
Still the phone shows "Awake"
I am aware of some Wake-Lock detector apps that I can use... But I'm not sure how or which to use.
Please advise. I have attached screenshot of overnight battery.
But can anyone teach me the best way to do this.
use $adb bugreport to generate the zipfile
Upload the zip file to https://bathist.ef.lc/ and see for yourself whats happening
Thank me later
rahulmanpur said:
use $adb bugreport to generate the zipfile
Upload the zip file to https://bathist.ef.lc/ and see for yourself whats happening
Thank me later
Click to expand...
Click to collapse
Can you give me step by step instructions.
Do I need a PC or can I do it from my phone itself?
Here is my bug report.
I've attached the bug report if anyone is willing to help me. I don't understand how to use Battery Historian page. So if anyone is willing to help me I would be very grateful.
Update : Failing everything I can do at home, I took the phone to the service center. They flashed 10.2 firmware and the problem still persist. Then they flashed 11.05 and the problem is still there. He even opened the phone and cleaned all sensors and cables etc. Took three hours of time but problem is still not solved. Fortunately I was not charged even though I'm out of warranty.
I don't have any options now.
I can unlock bootloader and flash custom ROM but the problem will still be there.
I can only hope that Android 10 will fix the issue.
If anyone can give any advice I would be grateful.

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