Idle Battery Drain (Google Services, mobile radio active) with any Custom ROM - Xiaomi Redmi Note 3 Questions & Answers

Hello everyone,
I come with a problem that I've been having for two months now: every custom ROM I have installed (unofficial LOS13, LOS14.1, Omni 7.1, RR) has a huge battery drain of about 4-5% per hour in idle state if it's using data. It's 3G HSPA+ with the signal being mostly on the green side, mind you. This is not a problem of the battery itself, because I have switched back to MIUI and the idle battery drain is reasonable (around 2% every three or four hours). It doesn't seem to be a deep sleep problem either, as wakelock detectors have detected the phone in deep sleep and I've even used ForceDoze. I also turn off most sync options by default.
The problem seems to come when I install those ROMs with either GApps or MicroG; the battery stats show Google/MicroG Services making this huge battery drain and it's attributed to it being Mobile Radio Active.
I have tried submitting a bug report to LOS14.1's bug tracker a month and a half ago, but I've got no response at all from the maintainer, only people mentioning they have the same problem. The developer of the Radon kernel also tried to help, but in the end it seemed like this problem may not have to do with the kernel (tried his kernel on MIUI and there was no drain, but I got drain in any Custom ROMs with it, same as any Custom ROM default kernel).
I've tried everything I can think of, but I'm at a loss of what to do. I'd like to stay far away from MIUI, but at the same time I don't want to have to charge my battery every day with a very light usage. Can anyone with some technical knowledge help?
Thanks
EDIT: Should add that I've done the tests with no other app installed besides the default ones plus Open GApps Pico/MicroG.

1% every two hours isn't good either, maybe your carrier doesn't have fast dormancy and that's why you get battery drain. Might be a long shot but worth trying to disable it.
Can't help with how to do it though since I didn't look into it.

vkass said:
1% every two hours isn't good either, maybe your carrier doesn't have fast dormancy and that's why you get battery drain. Might be a long shot but worth trying to disable it.
Can't help with how to do it though since I didn't look into it.
Click to expand...
Click to collapse
Well, MIUI is kinda very bloated, and I'm using dual SIM (GSM connection to the second one), so to me it seems normal it has drain when there's so much stuff waking the device up. Anyway, I'm trying the disabled fast dormancy now on RR, but it seems like the mobile radio is still very active during doze (although it seems to me to be a bit less active than with it on). It's just a bit, but thanks for the help!

I have the exact same problem the standby time for me is great but the battery life is bad when I use my phone (SOT) with or without 3G/4G or wifi on
I'm on RR

Nowowo said:
Well, MIUI is kinda very bloated, and I'm using dual SIM (GSM connection to the second one), so to me it seems normal it has drain when there's so much stuff waking the device up. Anyway, I'm trying the disabled fast dormancy now on RR, but it seems like the mobile radio is still very active during doze (although it seems to me to be a bit less active than with it on). It's just a bit, but thanks for the help!
Click to expand...
Click to collapse
I think atm android is reporting play services drain wrongly.
Mine shows play services kept the device awake for 2 hours but GSam shows play services held it for 47 seconds and total is 42 minutes, at least half of it was Bluetooth streaming.
So use GSam and maybe bbs to figure out what's going on and if mobile radio drains too much.

vkass said:
I think atm android is reporting play services drain wrongly.
Mine shows play services kept the device awake for 2 hours but GSam shows play services held it for 47 seconds and total is 42 minutes, at least half of it was Bluetooth streaming.
So use GSam and maybe bbs to figure out what's going on and if mobile radio drains too much.
Click to expand...
Click to collapse
Well, the battery drain is definitely there, and it only happens when I install GApps (Open GApss Pico)/MicroG. Also, I've done these tests with no other app installed, so there's no other possible culprit that I see besides something from the system, which seems to be the case, as I only have the drain in custom ROMs and not official MIUI with Google stuff.

Nowowo said:
Well, the battery drain is definitely there, and it only happens when I install GApps (Open GApss Pico)/MicroG. Also, I've done these tests with no other app installed, so there's no other possible culprit that I see besides something from the system, which seems to be the case, as I only have the drain in custom ROMs and not official MIUI with Google stuff.
Click to expand...
Click to collapse
Really bizarre you get drain even with microg, well sorry can't help anymore.

Nowowo said:
Well, the battery drain is definitely there, and it only happens when I install GApps (Open GApss Pico)/MicroG. Also, I've done these tests with no other app installed, so there's no other possible culprit that I see besides something from the system, which seems to be the case, as I only have the drain in custom ROMs and not official MIUI with Google stuff.
Click to expand...
Click to collapse
@Nowowo
So I'm one of those which have this exact problem.
So I have two main theories about this problem:
1-I'm beginning to think that this is not related to some kind of bug that is in the custom rom's firmware, but to SOMETHING THAT IS MISSING in every custom rom, in every kernel and in every firmware later than a certain time, that was supposed to always stay in the phone from the factory condition.
This missing thing might be the DRIVERS for the MODEMS that drive the antenna in our cell, that connects to the carriers bands.
2-It might be that our cellular carriers are switching things around (like updating to 4g networks), and since our phone is not compatible with band 20 (800 mHz) our snartphone can't receive 3g as well as before.
So, for starting to organize a real troubleshoot guide for this big problem, we need to start with small steps.
The first maybe to ask each other (the ones who refer to this exact problem) some questions, for clearing the path of trouble shooting:
1-Which is the country where you live (approximately)?
2-What carrier do you have?
3-Have you ever unlocked the phone using the unofficial way?
.Carlocarnev2000: I live in Italy, I have coopvoce carrier (a vitual carrier under TIM networks, which are most powerful here in Italy), I have always unlocked the phone with the official way.
We can stay strong and find a way to solve this!

Nowowo said:
Well, MIUI is kinda very bloated, and I'm using dual SIM (GSM connection to the second one), so to me it seems normal it has drain when there's so much stuff waking the device up. Anyway, I'm trying the disabled fast dormancy now on RR, but it seems like the mobile radio is still very active during doze (although it seems to me to be a bit less active than with it on). It's just a bit, but thanks for the help!
Click to expand...
Click to collapse
How did you disable fast dormancy? Can you please share the steps. Thank you

{s3rious} said:
How did you disable fast dormancy? Can you please share the steps. Thank you
Click to expand...
Click to collapse
I have tried to disable fast dormancy too... But trust me, it will just reduce your battery drain a bit, but because it's a forced way to make the cell modem to connect always with the same frequencies without changing them. Fast dormancy these days is integrated in every phone and in every firmware, and it is a wide spread technology in all over the world. It is useless to try to disable it.
We need to find why this problem affects our phones.

Carlocarnev2000 said:
@Nowowo
So I'm one of those which have this exact problem.
So I have two main theories about this problem:
1-I'm beginning to think that this is not related to some kind of bug that is in the custom rom's firmware, but to SOMETHING THAT IS MISSING in every custom rom, in every kernel and in every firmware later than a certain time, that was supposed to always stay in the phone from the factory condition.
This missing thing might be the DRIVERS for the MODEMS that drive the antenna in our cell, that connects to the carriers bands.
2-It might be that our cellular carriers are switching things around (like updating to 4g networks), and since our phone is not compatible with band 20 (800 mHz) our snartphone can't receive 3g as well as before.
So, for starting to organize a real troubleshoot guide for this big problem, we need to start with small steps.
The first maybe to ask each other (the ones who refer to this exact problem) some questions, for clearing the path of trouble shooting:
1-Which is the country where you live (approximately)?
2-What carrier do you have?
3-Have you ever unlocked the phone using the unofficial way?
.Carlocarnev2000: I live in Italy, I have coopvoce carrier (a vitual carrier under TIM networks, which are most powerful here in Italy), I have always unlocked the phone with the official way.
We can stay strong and find a way to solve this!
Click to expand...
Click to collapse
I agree with your point 1, maybe Xiaomi added something to their official ROM that custom ROMs are missing. As for 2, that should be a problem only with 4G in Europe, I believe, but it happens to me in 3G with voice over LTE disabled and the connection option being one of those that don't have 4G.
As for the questions, I'm from Western Europe, my carrier uses band 900 for 3G (Orange), which is the only connection I use and my phone has been officially unlocked.
{s3rious} said:
How did you disable fast dormancy? Can you please share the steps. Thank you
Click to expand...
Click to collapse
I just edited the build.prop to add a line about it (don't have my phone at hand right now), but in the end it doesn't seem to really help with battery life.

Nowowo said:
I agree with your point 1, maybe Xiaomi added something to their official ROM that custom ROMs are missing. As for 2, that should be a problem only with 4G in Europe, I believe, but it happens to me in 3G with voice over LTE disabled and the connection option being one of those that don't have 4G.
As for the questions, I'm from Western Europe, my carrier uses band 900 for 3G (Orange), which is the only connection I use and my phone has been officially unlocked.
I just edited the build.prop to add a line about it (don't have my phone at hand right now), but in the end it doesn't seem to really help with battery life.
Click to expand...
Click to collapse
It is definetily the fault of the modem drivers that are baked in every single rom.
It maybe that our modem antenna in our device is different (by version or manufacturer) and that the drivers right for our antenna are missing. @Nowowo @{s3rious}Where did you buy your kenzo's from?
I personally bought it from Gearbest almost a year ago (20/07/2016).
I'm doing some research on the antenna versions...

Oh I forgot to mention, firmware from official roms suck.
That's the one posted in official Los thread too.
I extracted the firmware from a Xiaomi. Eu rom and got a more stable signal, maybe it will solve the drain.

vkass said:
Oh I forgot to mention, firmware from official roms suck.
That's the one posted in official Los thread too.
I extracted the firmware from a Xiaomi. Eu rom and got a more stable signal, maybe it will solve the drain.
Click to expand...
Click to collapse
Yeah I think that, since we live in europe, and the developers live in eastern and western countries (like arabia and america), they have totally forgotten our device from europe, and they stopped putting in the right versions of drivers for europe.
@vkass But the point is: since TheStrix's firmware is extracted directly from the xiaomi global developer firmware without any changes.
This all means that the official Xiaomi firmware has forgotten the european users!
So now we have to tell TheStrix to somehow include the firmware from Xiaomi.eu into his version, so that in the future it will be integrated and we will not have the need to flash the one from xiaomi.eu.

Carlocarnev2000 said:
Yeah I think that, since we live in europe, and the developers live in eastern and western countries (like arabia and america), they have totally forgotten our device from europe, and they stopped putting in the right versions of drivers for europe.
@vkass But the point is: since TheStrix's firmware is extracted directly from the xiaomi global developer firmware without any changes.
This all means that the official Xiaomi firmware has forgotten the european users!
So now we have to tell TheStrix to somehow include the firmware from Xiaomi.eu into his version, so that in the future it will be integrated and we will not have the need to flash the one from xiaomi.eu.
Click to expand...
Click to collapse
Or you can just make it yourself, here is what I use:
https://drive.google.com/open?id=0B07L1gEMBKWCMkZvLUNBZnlBYUE

vkass said:
Oh I forgot to mention, firmware from official roms suck.
That's the one posted in official Los thread too.
I extracted the firmware from a Xiaomi. Eu rom and got a more stable signal, maybe it will solve the drain.
Click to expand...
Click to collapse
Carlocarnev2000 said:
Yeah I think that, since we live in europe, and the developers live in eastern and western countries (like arabia and america), they have totally forgotten our device from europe, and they stopped putting in the right versions of drivers for europe.
@vkass But the point is: since TheStrix's firmware is extracted directly from the xiaomi global developer firmware without any changes.
This all means that the official Xiaomi firmware has forgotten the european users!
So now we have to tell TheStrix to somehow include the firmware from Xiaomi.eu into his version, so that in the future it will be integrated and we will not have the need to flash the one from xiaomi.eu.
Click to expand...
Click to collapse
I don't think that is the problem. I did one of my installs over a xiaomi.eu ROM and it stayed the same. Also, my signal is practically the same both in MIUI and LOS (as per *#*#4636#*#* phone command). It stays in the green side, don't listen to the signal bar thing because in MIUI it requires less signal strength than on LOS to show a full bar.
If it were something from the bundled firmware, I believe it would affect the official ROM, but it doesn't. I think it is the ROM, that maybe can't make full use of the firmware or is missing something.
As for me, I bought my phone off some aliexpress shop with good rating around 8 months ago.

Nowowo said:
I don't think that is the problem. I did one of my installs over a xiaomi.eu ROM and it stayed the same. Also, my signal is practically the same both in MIUI and LOS (as per *#*#4636#*#* phone command). It stays in the green side, don't listen to the signal bar thing because in MIUI it requires less signal strength than on LOS to show a full bar.
If it were something from the bundled firmware, I believe it would affect the official ROM, but it doesn't. I think it is the ROM, that maybe can't make full use of the firmware or is missing something.
As for me, I bought my phone off some aliexpress shop with good rating around 8 months ago.
Click to expand...
Click to collapse
@Nowowo What I am trying to say is that the signal fluctuaitions are a bad bug that afflicts us european users that try to use custom roms as a whole. And it's because the official miui software lacks the support for europe. In fact now I'm on miui beta (global developer) 7.6.29 and the 3g signal reception is as bad as the one from the custom roms (if not worse).
The only ones that support in some way the our device (kenzo) at a european level is the xiaomi.eu team, in fact there not only the antenna sensitivity is improoved, but also the gps and the compass is optimized for our satellites far better.
What I am trying to say is that the official xiaomi software leaves out on the most important parts such as those said before.
If it isn't at firmware level what is it then?
@vkass I'll try the latest xiaomi.eu firmware.

I bought the device from HonorBuy. So you think that it has something to do with the firmware. Have you seen any improvements after you flashed xiaomi eu firmware?

{s3rious} said:
I bought the device from HonorBuy. So you think that it has something to do with the firmware. Have you seen any improvements after you flashed xiaomi eu firmware?
Click to expand...
Click to collapse
Now I'm on holiday for one week! When I will be back I will try vkass's firmware and xiaomi.eu firmware and do some tests!

Can you upload those firmwares online, or share the steps how to export them from rom?

Related

[Q] Battery use higher since 4.1.2.. but why? (stock)

When I got my SGS3, I could have it on for about 2 days (with minimal use and bluetooth and gps off and such), but ever since I updated to 4.1.2 (from ICS to JB), it looks like the battery drains a lot faster. So I got Titanium Backup and removed most of Samsung's' bloatware, disabled Google now and finally got BetterBatteryStats to pinpoint the source. I found some minor things and disabled them too... I've optimized all settings across the board, yet I still can't get much longer than one day.
Now I get that one day is nice, and most people charge every day, but when you're used to having 2 days (or at least 1.5 on normal use), 1 day is just.. less
So, I am kind of hoping that someone with more knowledge than me (basically everyone here ) would have a look at my BBS dump file, because I'm kind of at a loss.
It would be much appreciated!
Try turning off "Use wifi for location" in Location settings.
Arfman said:
Try turning off "Use wifi for location" in Location settings.
Click to expand...
Click to collapse
Do you mean "Location determined by wi-fi and/or mobile networks"? Isn't that used (among other things) to find the GPS sattelites way faster (because if it knows where you are, it knows where the sattelites are)? Because I use my phone for car navigation, I really would prefer not to wait 5 minutes while my phone searches the sky for GPS...
I'll turn the option off for now, but do you really think that's the main problem? Because I had the option on before this update.
Still, thank you for your suggestion
Location by wifi is unrelated to GPS location, it's just a way of roughly fixing your location by the networks and wifi around you.
It's a battery hog and doesn't matter AGPS, which is used to speed up GPS fixes but gets downloaded via your data connection.
I found JB to be better for battery life that ICS, even on a stock ROM. Since changing to a minimumcustom ROM based on the latest stock I get two days use with around 6hr screen on time.
If you are still on stock that was updated from ICS then you might be better off wiping the phone and flashing a fresh install, even if you only use the stock JB ROM for your country, as things might have become corrupted over time.
boomboomer said:
Location by wifi is unrelated to GPS location, it's just a way of roughly fixing your location by the networks and wifi around you.
It's a battery hog and doesn't matter AGPS, which is used to speed up GPS fixes but gets downloaded via your data connection.
I found JB to be better for battery life that ICS, even on a stock ROM. Since changing to a minimumcustom ROM based on the latest stock I get two days use with around 6hr screen on time.
If you are still on stock that was updated from ICS then you might be better off wiping the phone and flashing a fresh install, even if you only use the stock JB ROM for your country, as things might have become corrupted over time.
Click to expand...
Click to collapse
I turned it off, but in the past 4 hours it ate 20% battery, so didn't help anything. I guess I could go for a fresh install, but how would I do that? I'm assuming a factory reset won't do it... If you could point me to a guide or at least a location to get up to date stock roms, it would be much appreciated
Thanks!
DeltaBlast said:
I turned it off, but in the past 4 hours it ate 20% battery, so didn't help anything. I guess I could go for a fresh install, but how would I do that? I'm assuming a factory reset won't do it... If you could point me to a guide or at least a location to get up to date stock roms, it would be much appreciated
Thanks!
Click to expand...
Click to collapse
Would someone please point me in the right direction for up-to-date stock roms? Pretty please?
I think your issue is fast dormancy as you have the secril_fd wakelock.
There is an app on playstore that can toggle fast dormancy on or off on the Galaxy S3.
Give it a try and see if things improve.
Sent from my SGS3 using Tapatalk
ROM Sotmax Ultimate V14
Kernel Yank555.lu-V3.1c
corrsea said:
I think your issue is fast dormancy as you have the secril_fd wakelock.
There is an app on playstore that can toggle fast dormancy on or off on the Galaxy S3.
Give it a try and see if things improve.
Sent from my SGS3 using Tapatalk
ROM Sotmax Ultimate V14
Kernel Yank555.lu-V3.1c
Click to expand...
Click to collapse
Ok, I've installed it and turned FD off... I'll do a full charge now and see how long that keeps. Thanks for your suggestion! Is FD a new feature since JB? Because I haven't changed providers so if this has always been the case, it's probably still a seperate problem.
To be completely sure, I'd still like to do the complete reinstall, so I would really appreciate it if someone would point me in the direction of official updated stock roms. Thanks!
DeltaBlast said:
Ok, I've installed it and turned FD off... I'll do a full charge now and see how long that keeps. Thanks for your suggestion! Is FD a new feature since JB? Because I haven't changed providers so if this has always been the case, it's probably still a seperate problem.
To be completely sure, I'd still like to do the complete reinstall, so I would really appreciate it if someone would point me in the direction of official updated stock roms. Thanks!
Click to expand...
Click to collapse
You can reset it completely through Kies if you go to Tools>Firmware Upgrade and Installation and follow the instructions this will flash the latest firmware and reset your phone, do any backups you need first like contacts etc, then root the phone again or do whatever you want afterwards.
FD is not new. It just depends whether you provider supports it or not. If it is not supported and switched on it can cause battery drain.
Saying that my network does support it but when I first upgraded to XELLA I started getting the secril_fd wakelock. Switching off FD solved it at the time. Since then I have made a few changes, including modem and have switched it back on again without issue.
I noticed you've also got the Multipdp wakelock. A modem change sorted that one for me.
As I say I've since moved back to XELLA without issue and neither wakelock has returned.
Sent from my SGS3 using Tapatalk
ROM Sotmax Ultimate V14
Kernel Yank555.lu-V3.1g
I've found all the JB ROMs that I've tried to consume alot more battery than ICS, with the same set of apps running and the same location/sync settings. I eventually reverted to CheckROM 3.5 (ICS) to get decent battery life again.
corrsea said:
FD is not new. It just depends whether you provider supports it or not. If it is not supported and switched on it can cause battery drain.
Saying that my network does support it but when I first upgraded to XELLA I started getting the secril_fd wakelock. Switching off FD solved it at the time. Since then I have made a few changes, including modem and have switched it back on again without issue.
I noticed you've also got the Multipdp wakelock. A modem change sorted that one for me.
As I say I've since moved back to XELLA without issue and neither wakelock has returned.
Click to expand...
Click to collapse
Ok, thanks for the info. I don't think that's my problem though: my provider hasn't changed, the only thing that changed is that I upgraded to JB. Either way, I tested it: with FD off I still have pretty much the same result (maybe a bit better, but I need to properly test that. Yet it's definitely not the problem ). Too bad, it was a good suggestion.
ag4751 said:
You can reset it completely through Kies if you go to Tools>Firmware Upgrade and Installation and follow the instructions this will flash the latest firmware and reset your phone, do any backups you need first like contacts etc, then root the phone again or do whatever you want afterwards.
Click to expand...
Click to collapse
Thank you! I just did this. I expected that all my settings would be gone, but apparently that's not the case. All my apps remain, so I wonder if this wiped it properly? I did lose root though. Well, I'll charge it to 100% and we'll see what happens from there. Thanks!
Perhaps rolling back to your previous modem would help.
Sent from my SGS3 using Tapatalk
ROM Sotmax Ultimate V14
Kernel Yank555.lu-V3.1g
DeltaBlast said:
Ok, thanks for the info. I don't think that's my problem though: my provider hasn't changed, the only thing that changed is that I upgraded to JB. Either way, I tested it: with FD off I still have pretty much the same result (maybe a bit better, but I need to properly test that. Yet it's definitely not the problem ). Too bad, it was a good suggestion.
Thank you! I just did this. I expected that all my settings would be gone, but apparently that's not the case. All my apps remain, so I wonder if this wiped it properly? I did lose root though. Well, I'll charge it to 100% and we'll see what happens from there. Thanks!
Click to expand...
Click to collapse
overnight it lost 25% in 11h42m, so I'd say that's a definite improvement. It didn't see any use in this time, but it should last me at least 1.5 day now, so I guess the problem was in the update after all. The battery of my (6 months newer) SGS3 still holds out longer, but I think that's the battery itself: hers also charges faster than mine.
Thank you all, for helping to think up solutions and get it working for me again! :victory:
Edit: Multipdp is now a lot higer up in the list (it's the top partial wakelock), maybe I should change modems. Can someone tell me how?
You can download a flashable zip from here.
http://forum.xda-developers.com/showthread.php?t=2076857
[REF] Galaxy S3 RIL+Modem CWM Flashable Collection
just flash it from recovery.
XDLID is a good one to start with.
Sent from my SGS3 using Tapatalk
ROM Sotmax Ultimate V14
Kernel Yank555.lu-V3.1h

[Q] Need a hint on my problems

CDMA/GSM modules don't work adequately with vigor360 v 1.0 - they seem to eat the battery in half of a day. Be very grateful if you could advice some better version for simultaneous work of the modules. The phone operates in Eastern Europe, if that may help.
Somehow the proximity sensor failed. I'm not sure whether it is due to the firmware or it had just simply died. Wonder if there's a way to check.
Dyavoliza said:
CDMA/GSM modules don't work adequately with vigor360 v 1.0 - they seem to eat the battery in half of a day. Be very grateful if you could advice some better version for simultaneous work of the modules. The phone operates in Eastern Europe, if that may help.
Somehow the proximity sensor failed. I'm not sure whether it is due to the firmware or it had just simply died. Wonder if there's a way to check.
Click to expand...
Click to collapse
Some sense roms had these issues and werent meant for gsm....i'm ona 4.3 rom and using a gsm carrier no issues and my battery lasts for about 19 hours
REV3NT3CH said:
Some sense roms had these issues and werent meant for gsm....i'm ona 4.3 rom and using a gsm carrier no issues and my battery lasts for about 19 hours
Click to expand...
Click to collapse
Well, that's the problem, as I have CDMA/GSM carrier at once, but I'm guessing my version of firmware is not quite suitable for that. Though I know that same phones with CDMA/GSM work purfectly in the US.
Dyavoliza said:
Well, that's the problem, as I have CDMA/GSM carrier at once, but I'm guessing my version of firmware is not quite suitable for that. Though I know that same phones with CDMA/GSM work purfectly in the US.
Click to expand...
Click to collapse
Alot ofthe stuff made by developers on here was made mainly for us carriers...also perhaps you may have skipped an ots update...if your phone gets really hot it isnt because the rom and thats what is causing your battery drain issues...it may also be because you are getting a location wakelock from your carrier
Reboot your phone to the bootloader (pull the battery, put it back, volume down and power til you get to the white screen) and see what version hboot you're on, the latest is 2.28.
For your proximity sensor, try this app - https://play.google.com/store/apps/details?id=com.incredicontrol.ProxSensorCalibrator
Adjust the High threshold til the sensor switches to far. If you crank it all the way up and it never changes, I'd say it's bad, otherwise, bump it up a couple more numbers once it switches and set the app to keep it's settings on boot.

Problem with network signal on Sim 1 or Sim 2

I use a X829 4/64 GB and i recently noticed that i DO NOT HAVE ANY MOBILE NETWORK SIGNAL on Sim 1 (no data no calls). The truth is that during the last time i stopped using my le max 2 as my daily phone, so although i flashed many different " eui" roms i did not tried to insert my sim cards in the phone and try make any calls as i had no problem in the past. Yesterday i flashed AICP - Oreo - X2 (very good by the way) and this time i have the same problem with Sim 2. Some members have created similar threads in the past but i did not found any solution. I really wonder if someone here has any idea or any solution
Go back original stock rom to resolve your problem....
Solved
cgigate said:
Go back original stock rom to resolve your problem....
Click to expand...
Click to collapse
I really appreciate your reply. Thank you. To be honest I already had this in mind but i finally solved the problem after flashing the zip file that andr68rus gave at this post:
https://forum.xda-developers.com/showpost.php?p=71130265&postcount=5
Just to notice that, although i am not totally sure (since i had to use my phone for a long time), i think that the network quality is also better now as i think that i have better signal than before
zupermann said:
I really appreciate your reply. Thank you. To be honest I already had this in mind but i finally solved the problem after flashing the zip file that andr68rus gave at this post:
https://forum.xda-developers.com/showpost.php?p=71130265&postcount=5
Just to notice that, although i am not totally sure (since i had to use my phone for a long time), i think that the network quality is also better now as i think that i have better signal than before
Click to expand...
Click to collapse
You used the patch from andr68rus with the Oreo ROM?
Or did you first got back to stock?
Tdjee said:
You used the patch from andr68rus with the Oreo ROM?
Or did you first got back to stock?
Click to expand...
Click to collapse
I did not went back to stock. I flashed the zip when i was on latest Cuoco92 23s rom (coming from Oreo, as i was trying to find a solution) and then i flashed Oreo again. In both cases i had both sim cards wotking with a better (as i belieeve) network signal than the previous months i used my phone
I had the same problem with my network and the newest cuoco92 rom, but flashing the zip-file of andr68rus seems to have solved the problem! At least at the moment, the networks works again und I also have the feeling, the strength of the connection is much better than ever before!
Update:
The flash somehow only worked shortly. After a day or so, I had the same problem again. No network at all ( (neither data nor for phone calls), although the phone shows good network connetction! Strange.
Peter_Kroetz said:
I had the same problem with my network and the newest cuoco92 rom, but flashing the zip-file of andr68rus seems to have solved the problem! At least at the moment, the networks works again und I also have the feeling, the strength of the connection is much better than ever before!
Update:
The flash somehow only worked shortly. After a day or so, I had the same problem again. No network at all ( (neither data nor for phone calls), although the phone shows good network connetction! Strange.
Click to expand...
Click to collapse
For testing reasons i'm using the phone continuously for more than two weeks and i have not any problem at all. Considering that the network signal is better either at my home and at my work i believe that the zip from andr68rus made the "miracle". Of course i do not know what the zip file really did after flashing it (and if the better network signal is because of it) but i can "enjoy" the results
can i flash this on oreo
zupermann said:
For testing reasons i'm using the phone continuously for more than two weeks and i have not any problem at all. Considering that the network signal is better either at my home and at my work i believe that the zip from andr68rus made the "miracle". Of course i do not know what the zip file really did after flashing it (and if the better network signal is because of it) but i can "enjoy" the results
Click to expand...
Click to collapse
can i flash this on oreo ?
azzammalik said:
can i flash this on oreo ?
Click to expand...
Click to collapse
I think that you can flash it with any rom if you have problem
zupermann said:
I think that you can flash it with any rom if you have problem and i was also on Oreo when i flashed it
Click to expand...
Click to collapse
My sim sometimes shows no service when I switch data from 1 sim to another sim. After restart or several times turning on/off then it shows my sim.
Don't know if it's rom related issue or not but I want to try this zip as users reported that it works like magic.
Is it OK to flash?
Thankyou for your response
azzammalik said:
My sim sometimes shows no service when I switch data from 1 sim to another sim. After restart or several times turning on/off then it shows my sim.
Don't know if it's rom related issue or not but I want to try this zip as users reported that it works like magic.
Is it OK to flash?
Thankyou for your response
Click to expand...
Click to collapse
When you switch data from the one sim to the other it is normal to loose the signal for a while . It happens with every phone but normally the signal "comes" back again in a few seconds. I don't know if the zip will work for your problem but why don't you ask andr68rus "directly"?
So it's normal?
Yup that exact scenario. So if it's normal then I think it's ok.
I have already flashed this zip and now my data works better then ever. I have sent him pm but he didn't reply. Now you already cleared things up for me. Thanks for your response.
Can someone tell me does both sim slots supports LTE or not?
I am wondering if it might be possible, that this data connection issue is related to the battery status of the phone?
At least, with a fully charged battery fresh from the charger (for example in the morning), I typically always have good connection. The same when loading during the day. But then, and after a while without charging I loose connection or it gets more unstable at least.
Did somebody observe something similar?
Shished said:
Can someone tell me does both sim slots supports LTE or not?
Click to expand...
Click to collapse
Yes. Both sim slots support LTE (but as every phone, not at the same time of course)
Peter_Kroetz said:
I am wondering if it might be possible, that this data connection issue is related to the battery status of the phone?
At least, with a fully charged battery fresh from the charger (for example in the morning), I typically always have good connection. The same when loading during the day. But then, and after a while without charging I loose connection or it gets more unstable at least.
Did somebody observe something similar?
Click to expand...
Click to collapse
It "sounds" strange. Personally i never had similar problems nad i think that this is not a common problem
I found that on a German website, the same problem that I observed concerning the network connection and the battery was also reported. For everybody able to read German, you find it here:
https://www.android-hilfe.de/forum/leeco-le-max-2-x820-x821-x822.2715/lte-bricht-zusammen-keine-verbindung-bei-akku-unter-60-mit-netzteil-ok.860971.html
They report that the network works very stable as long as the battery voltage is above 4 V. Once it is lower, the phone loses connection. If this is generally true, then this might be the problem in my case. With the phone coming from the charger, the voltage is about 4.3 V, but relatively quickly if falls below 4 V.
Is this purely a battery problem? Or could maybe some software modifications somehow help?
Peter_Kroetz said:
I found that on a German website, the same problem that I observed concerning the network connection and the battery was also reported. For everybody able to read German, you find it here:
https://www.android-hilfe.de/forum/leeco-le-max-2-x820-x821-x822.2715/lte-bricht-zusammen-keine-verbindung-bei-akku-unter-60-mit-netzteil-ok.860971.html
They report that the network works very stable as long as the battery voltage is above 4 V. Once it is lower, the phone loses connection. If this is generally true, then this might be the problem in my case. With the phone coming from the charger, the voltage is about 4.3 V, but relatively quickly if falls below 4 V.
Is this purely a battery problem? Or could maybe some software modifications somehow help?
Click to expand...
Click to collapse
i wish to know this too did you find a solution?
No, but I will let the battery change. I can update you if this is successful or not!
Peter_Kroetz said:
No, but I will let the battery change. I can update you if this is successful or not!
Click to expand...
Click to collapse
Please add me to update.
As mentioned in another thread, I have been experiencing the same problem when the battery level goes down to 70% or less (~4volt) the mobile network indicator still shows good signal but both voice and data stop working ie. cannot make or receive phone calls and no internet connectivity. But as soon as I plug in the charger, everything works perfectly.

battery linked to unstable signal and data problems???

Hello,
I've noticed a strange thing, that the more my battery discharges (starts at around 75% battery) the more unstable my network signal gets, and i start losing network data. at 100% battery 4g network and signal is quite good, in speedtests i get ~30mbps download and upload speeds. and at around 30% battery and below, i start having only 3g data or even 2g data and those are unstable, i get no connection and cant call/receive calls.
My problem is similair to other problems posted on this forum, but no clear solution was offered. Also, there was mention of this kind of problem on xda and some german forum when battery voltage is below 4.0 v network signal gets unstable
What i have tried:
- Flashed alternate modem files 466d, s26 , 18s etc. (almost all of them),
- tried a lot of different roms, small eui, stock 26s, stock 18s, small7 nougat, lineage os, remix 6.0, aicp etc.... ressurection remix, nougat, by andr68rus, it has 416d modem. I had best results with this rom so far, but quite not there yet (maybe it's because of custom kernel)
- Entered *#*#4636#*#* switched and set band to automatic, american, japan, pcs (all of them ) . no difference
- renewed APN settings. No difference.
-Entered APn settings mannualy
- fastboot erased modemst1/2 - no difference
- tried unlock and locking bands in QTOOL in diagnostic mode (maybe i did something wrong? but i doubt it)
-I have no case on phone, or other materials that could interfere with signal
currently on latest build AOSIP rom by moto9999999
Should i provide somekind additional logs? Please help a bro out i like the le max 2 very much, but the data and signal problems are driving me mad.....
Hey, it sounds like we have the same problem. I have to frequently charge my phone when the battery level goes down to around 70% in order for voice and data continue to work.
Maybe someone with stable network data and signal could tell me what is your battery voltage on different battery charge states? (100% , 75, and maybe 30%)
Using ampere app my battery voltage when 100% is 4.2-4.3V , 75% - 4.0-4.1V and 50% 3.9-4.0 V (this is where network data gets completely unusable)
Well, googled a bit, seems like this is normal behaviour fully charged battery with 4.2V seems to be normal and desireable, and 3V at low battery is normal. So i guess tinkering with the voltages won't save us
here is a catlog with modem filter. Maybe this causes the problem?
it looks like the battery can't get modem info, so it bugs wakelock, and keeps shutting down modem? What command shuts down mobile data, or restricts from going to 4g? when i try to reconnect log says action_any_data_connection_state
Ive tried to spoof battery parameters via terminal command dumpsys battery set status, to cap the status at current state. Unfortunately it didn't work ?
So i guess this is a hardware issue. Im hesitant to change the battery because its so much hassle to open the phone ?
Please share your ideas bros...
It does not make sense to me it's the battery issue. All functions I need work including WiFi that gives me very good connectivity even at 5% battery level (without the charger connected, of course).
Use the paid version of LTE Discovery : https://play.google.com/store/apps/details?id=net.simplyadvanced.ltediscovery its 2 bucks and worth 10 times that amount.
I also tried everything when testing Miui v9 roms and It was widely acknowledged that there is a miui bug when installed on Leeco devices. LTE discovery sorted that issue and it's now my go to program whenever I flash a new rom. ( I haven't researched the specifics of what it does, but it works.)
tsongming said:
Use the paid version of LTE Discovery : https://play.google.com/store/apps/details?id=net.simplyadvanced.ltediscovery its 2 bucks and worth 10 times that amount.
I also tried everything when testing Miui v9 roms and It was widely acknowledged that there is a miui bug when installed on Leeco devices. LTE discovery sorted that issue and it's now my go to program whenever I flash a new rom. ( I haven't researched the specifics of what it does, but it works.)
Click to expand...
Click to collapse
I doubt it will help. Did you have the same issue as described?
Out of curiosity I bought and installed LTE Discovery. It has the “restart cell radio” function that resets the data connection and you can set loop it e.g. reset the radio every 30 secs.
Short story, it doesn’t help at all.

Battery drain and firmware relation?

Hi there!
I love fresh stuff so updates of ROM, kernel and firmware are must have for me. For the better and for the worse. It happened for the worse. I've been waiting a year for stable pie roms to appear that have zero screen wake delay and Syberia was the only room with EAS support. I thought why not. So flashed Syberia Latest in may of 2019 and latest stable, global firmware from xiaomifirmwareupdater. I was very satisfied with Syberia's experience and even more it's kernel performance that I didn't have to flash a custom kernel. I've been using the rom till yesterday for about 3 months and always flashed newer updates of Syberia and opengapps pico. My mido device started to drain battery much faster. Even that much that for example when I wake up at 6:30 am and arrive at work for 8:00 10-20% battery juice is already drained even though all I did was read comics in a simple reader. Tried to solve the issue but after all my mido device is 3 years old. got the conclusion that my battery sadly went broke. Still it was extremely annoying for me that I can't read comics for more than 7 hours during my shift (I'm a seasonal pool warden so I do nothing from 8:00 to 20:00) because my phone's battery dies no matter how I try no to let it. I've had enough so I changed rom and even firmware. Flashed latest China stable firmware which arrived in july and latest Pixel Experience. See wonder now my battery drains way slower and the phone shows me that it can run for 1 day and a bit more from 100% to 0%. I'm so happy and relieved that there isn't anything wrong with my battery.
I want to find out what caused the extreme drain. I really do. Could you guys please help me find the cause? Was it the previous firmware? Syberia updates? The stock kernel? The opengapps packages?
I have a few clues but I hope there are others with more knowledge on battery factors. Thanks a lot in advance.
Maybe kernel and apps usage. You should check the in battery statistics it may mobile network standby.
iaintken said:
Maybe kernel and apps usage. You should check the in battery statistics it may mobile network standby.
Click to expand...
Click to collapse
I used better battery stats all the time and it showed nothing unusual. Not on Syberia, not on PE. Furthermore I used Migrate app so I have every single app on PE that I had on Syberia with exact same settings. Perhaps the high battery drain was caused by one of Syberia's system app? If yes shouldn't I've been able to see it in BBS? If it was caused by an user installed app shouldn't the problem migrate to PE as well with the apps? I still think firmware caused the battery drain but I can't belive something certainly based on my gut.
iaintken said:
Maybe kernel and apps usage. You should check the in battery statistics it may mobile network standby.
Click to expand...
Click to collapse
Perhaps yes. Perhaps no. I use BBS all the time and it never showed me unusual activity on Syberia. Furthermore I used migrate app so I have every single app on PE that I used on Syberia with the exact same settings but there is no bettery drain present. If user installed apps were the cause of battery drain shouldn't the drain migrated with them as well?
I still think it could have been a firmware issue.
greenys' said:
Perhaps yes. Perhaps no. I use BBS all the time and it never showed me unusual activity on Syberia. Furthermore I used migrate app so I have every single app on PE that I used on Syberia with the exact same settings but there is no bettery drain present. If user installed apps were the cause of battery drain shouldn't the drain migrated with them as well?
I still think it could have been a firmware issue.
Click to expand...
Click to collapse
Try rr oreo once excellent battery life
iaintken said:
Try rr oreo once excellent battery life
Click to expand...
Click to collapse
I'd like to. I really do but I spent years on Oreo. Loved it but it was so hard for me to get used to Pie and I've waited like for a year for a working Pie rom that didn't had any issues not even screen wake delay. Now that I've migrated to Pie I'm not planning to go back...
greenys' said:
Now that I've migrated to Pie I'm not planning to go back...
Click to expand...
Click to collapse
Did you ever try to use a bugreport + Battery Historian (Google's own tool) to check what is using your battery? I put together a small article about it on Telegra.ph the other day. Which MIUI ROM's firmware are you using actually at the moment? Some ppl. says that in less LTE covered areas the firmware derived from global stable ROM V9.6.3.0 does a really good job. Did you try to up- or downgrade the firmware? Did you ever try to disable LTE and use 2G/3G preferred or 2G/3G auto mode?
crok.bic said:
Did you ever try to use a bugreport + Battery Historian (Google's own tool) to check what is using your battery? I put together a small article about it on Telegra.ph the other day. Which MIUI ROM's firmware are you using actually at the moment? Some ppl. says that in less LTE covered areas the firmware derived from global stable ROM V9.6.3.0 does a really good job. Did you try to up- or downgrade the firmware? Did you ever try to disable LTE and use 2G/3G preferred or 2G/3G auto mode?
Click to expand...
Click to collapse
No. I never hear about those tools. All I saw over the web was better battery stats and it was widely recommended. So I used that. I was using 2019/05/16 china firmware while the battery drain was noticeable. Now I'm on 2019/07/19 china firmware and the battery drain is gone. I dunno. Since I didn't find anything about cellular network signals causing the battery drain I didn't experiment with it at all. It's constantly turned on. Like for a year now. I'll try 9.6.3.0 stable firmware and report back how battery drain is.
greenys' said:
No. I never hear about those tools. All I saw over the web was better battery stats and it was widely recommended. So I used that. I was using 2019/05/16 china firmware while the battery drain was noticeable. Now I'm on 2019/07/19 china firmware and the battery drain is gone. I dunno. Since I didn't find anything about cellular network signals causing the battery drain I didn't experiment with it at all. It's constantly turned on. Like for a year now. I'll try 9.6.3.0 stable firmware and report back how battery drain is.
Click to expand...
Click to collapse
I would never use the chinese firmwares on a global phone, especially when your are not in China.. I had issues in the past with some chinese firmware versions but never had any with the global ones (here in Hungary we use different carrier technologies than companies in PRC and as far as I know global is optimised differently for a different market, not for China).
crok.bic said:
I would never use the chinese firmwares on a global phone, especially when your are not in China.. I had issues in the past with some chinese firmware versions but never had any with the global ones (here in Hungary we use different carrier technologies than companies in PRC and as far as I know global is optimised differently for a different market, not for China).
Click to expand...
Click to collapse
I see. Good to know. I've been using chinese firmware for a good while now without issues. But I flashed the adviced 9.6.3.0 global stable now. I'll take your advice and stay away from China firmware. It'd only make sense.

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