Pocophone F1 replacement battery drain - Xiaomi Poco F1 Questions & Answers

Hi guys.
My pocophone F1 developed bad battery life and I found it had a bulge in its battery and I replaced the battery. Now even with the new battery I'm only getting 3.5 hours of screen in time. With moderate use. No gaming.
I used gsam battery monitor to get more information. : here are the screen shots.
Any help is greatly appreciated!

mahela007 said:
Hi guys.
My pocophone F1 developed bad battery life and I found it had a bulge in its battery and I replaced the battery. Now even with the new battery I'm only getting 3.5 hours of screen in time. With moderate use. No gaming.
I used gsam battery monitor to get more information. : here are the screen shots.
Any help is greatly appreciated!
Click to expand...
Click to collapse
Are you sure the battery is original?
Go to my POCO F1 Ultimate Collection & Guides thread, at Battery Tips and do Battery Calibration. Then check your Battery Health Capacity and post a screenshot with the results.
PS: If you are on stock ROM I recommend you to move on custom ROM. MIUI drain your Battery fast.

OK I will do that. Meanwhile I have noted that the battery drains very fast when the screen is on. (I'm using a low brightness setting) like 1% every 5 minutes. Any suggestions?
And "Power consumed by other apps" is always high

mahela007 said:
OK I will do that. Meanwhile I have noted that the battery drains very fast when the screen is on. (I'm using a low brightness setting) like 1% every 5 minutes. Any suggestions?
And "Power consumed by other apps" is always high
Click to expand...
Click to collapse
same here

TioCareca said:
same here
Click to expand...
Click to collapse
No solution? I'm seriously considering flashing a new ROM

mahela007 said:
No solution? I'm seriously considering flashing a new ROM
Click to expand...
Click to collapse
mine seems battery is dying, time to buy a new one

TioCareca said:
mine seems battery is dying, time to buy a new one
Click to expand...
Click to collapse
If you don't mind using the device plugged in at least when indoors with bypass charging you should be able to extract a lot more mileage out of the original battery.

amn1987 said:
If you don't mind using the device plugged in at least when indoors with bypass charging you should be able to extract a lot more mileage out of the original battery.
Click to expand...
Click to collapse
This is my second battery, that's a workaround, but i think i really need a third battery replacement...

TioCareca said:
This is my second battery, that's a workaround, but i think i really need a third battery replacement...
Click to expand...
Click to collapse
Oh. I am still using the original one. 27 months old, 73% capacity. Since enabling bypass charging only 56 battery cycles used up in the last 9 months. Otherwise I think I would have been forced to look into a third-party replacement by now considering the very heavy usage. Official battery is exorbitantly priced.

I have been using mine since Feb 14 2019 and that's over 34months. Just few 2days ago I noticed drastic battery drain although often it's on heavy use. Now I can't restart my phone and boot up except when I plug it to the charger because it boots up. I am on stock ROM? Right now I don't mind installing custom ROM it will fix the problem.

tunnex190 said:
I have been using mine since Feb 14 2019 and that's over 34months. Just few 2days ago I noticed drastic battery drain although often it's on heavy use. Now I can't restart my phone and boot up except when I plug it to the charger because it boots up. I am on stock ROM? Right now I don't mind installing custom ROM it will fix the problem.
Click to expand...
Click to collapse
It appears the battery is shot and needs to be replaced. If rooted you check the battery capacity from the built-in kernel profile. Actually I revoked root access from Device Info HW app and it was still showing battery capacity as derived from the kernel profile so maybe it doesn't require root? Also recently MIUI had the option to show battery capacity and cycle count without root...

amn1987 said:
It appears the battery is shot and needs to be replaced. If rooted you check the battery capacity from the built-in kernel profile. Actually I revoked root access from Device Info HW app and it was still showing battery capacity as derived from the kernel profile so maybe it doesn't require root? Also recently MIUI had the option to show battery capacity and cycle count without root...
Click to expand...
Click to collapse
It's not rooted. What can be done please?

tunnex190 said:
It's not rooted. What can be done please?
Click to expand...
Click to collapse
Install Device Info HW app and check under Battery section.
Mines at 2912mAh.
Accubattery is another option and in F1 I found it to be pretty accurate. But it requires several charging sessions for the estimate.
Here's the bit about MIUI https://www.xiaomist.com/2020/02/so-you-can-check-battery-status-of-your.html?m=1

amn1987 said:
Install Device Info HW app and check under Battery section.
Mines at 2912mAh.
Accubattery is another option and in F1 I found it to be pretty accurate. But it requires several charging sessions for the estimate.
Here's the bit about MIUI https://www.xiaomist.com/2020/02/so-you-can-check-battery-status-of-your.html?m=1
Click to expand...
Click to collapse
Kindly check mine. This is what it shows when I use device info he.

tunnex190 said:
Kindly check mine. This is what it shows when I use device info he.
Click to expand...
Click to collapse
Now I can't do shi.t without plugging in my charger. It just keeps boot looping on reboot. It won't boot up the screen until/unless the charger is plugged. I am thinking of factory reset but I am scared it may fail to load up the boot and cause the phone to be bricked.

tunnex190 said:
Now I can't do shi.t without plugging in my charger. It just keeps boot looping on reboot. It won't boot up the screen until/unless the charger is plugged. I am thinking of factory reset but I am scared it may fail to load up the boot and cause the phone to be bricked.
Click to expand...
Click to collapse
Looks like w/o root it's not possible to read the data from the kernel profile after all. Xiaomi seems to have removed the necessary stuff later from MIUI. That article is out of date.
I would refrain from flashing MIUI at this stage. Have you unlocked the bootloader? Almost every report of irreversible bootloop seems to involve MIUI.

amn1987 said:
Looks like w/o root it's not possible to read the data from the kernel profile after all. Xiaomi seems to have removed the necessary stuff later from MIUI. That article is out of date.
I would refrain from flashing MIUI at this stage. Have you unlocked the bootloader? Almost every report of irreversible bootloop seems to involve MIUI.
Click to expand...
Click to collapse
Since I have been using the phone, I haven't done/tweak a thing. So no, I haven't unlocked the bootloader. I would like to do anything right now if that's what I need to escape unexpected expenses. I would like to unlock, root and install custom ROM since MIUI is ****ed

tunnex190 said:
Since I have been using the phone, I haven't done/tweak a thing. So no, I haven't unlocked the bootloader. I would like to do anything right now if that's what I need to escape unexpected expenses. I would like to unlock, root and install custom ROM since MIUI is ****ed
Click to expand...
Click to collapse
If you have never unlocked the bootloader of any Xiaomi device before I guess you need to create an account and apply for unlocking permission. For Poco devices it's a 3 day wait period but in my case and several others besides it was near instant. I had last gone through this over 2 years ago so I am not sure if anything has changed or not. Do keep in mind that unlocking the bootloader will wipe out out the internal storage so make backups beforehand as required.
In the meantime install Accubattery. For quicker estimate a few 10-100% cycles will suffice. Discharging lower might cause random shutdowns etc. if it's the battery at fault.

amn1987 said:
If you have never unlocked the bootloader of any Xiaomi device before I guess you need to create an account and apply for unlocking permission. For Poco devices it's a 3 day wait period but in my case and several others besides it was near instant. I had last gone through this over 2 years ago so I am not sure if anything has changed or not. Do keep in mind that unlocking the bootloader will wipe out out the internal storage so make backups beforehand as required.
In the meantime install Accubattery. For quicker estimate a few 10-100% cycles will suffice. Discharging lower might cause random shutdowns etc. if it's the battery at fault.
Click to expand...
Click to collapse
Oh ok. Thanks. How do I apply for unlocking bootloader? It's been over 8 years I did one last. Kindly guide me. And yes, I have installed accubattery.

tunnex190 said:
Oh ok. Thanks. How do I apply for unlocking bootloader? It's been over 8 years I did one last. Kindly guide me. And yes, I have installed accubattery.
Click to expand...
Click to collapse
🗃️POCO F1 Ultimate Collection & Guides📚
Welcome to POCO F1 Ultimate Collection! 🗃️ (beryllium) OFFICIAL STOCK MIUI ROM ©️ You can check my Guides for installation. Recovery ROM V12.0.3.0.QEJMIXM Fastboot ROM V12.0.3.0.QEJMIXM POCO F1 Global Stable ROM Library / POCO F1 MIUI...
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Related

Massive screen-off battery drain with all ROMs

Hello everybody,
about two months ago, I had an issue with my installed ROM on my Redmi Note 2 Prime (I think it was this one: http://forum.xda-developers.com/redmi-note-2/orig-development/rom-cyanogenmod-12-1-t3288916 ). I decided to try out another ROM so I installled Bule's Mokee ROM ( http://forum.xda-developers.com/red...nt/rom-cm-12-1-mokee-bule-mokee-blue-t3328382 ). After a few days with this ROM I recognized a big battery drain while screen off so I installed BetterBatteryStats to get some more informations. It told me that about 50-75% of the time my CPU was running at 800mhz instead of deepsleep (at a normal day with about 1-2h of Screen-On-Time). It didn't look to me like something is creating a wakelock though (but maybe I am just unable to see this). I tried the next ROM: Daniel Pinto's CM12.1 (http://forum.xda-developers.com/redmi-note-2/development/rom-unofficial-t3310551) and again the same issue! I tried a full wipe of my internal storage, did not install xposed and did not install any titanium backup. The battery drain didn't go away. So i flashed another ROM: SlimMIUI V7.1.3.0 ( http://forum.xda-developers.com/redmi-note-2/development/rom-slimmiui-dev-stable-t3296594 ) and suddenly there was no more screen off battery drain! This went well for about three weeks and now I am facing the old problem again! Please tell me what I am doing wrong since I don't believe it's a ROM-related issue.
I installed these apps (according to MIUI):
9gag
AdAway
Android System WebView
Antutu 3DBench
Antutu Benchmark
AquaMail
BetterBatteryStats
BikeComputer
Burning Series
Chrome
DB Navigator
Dropbox
ES Datei Explorer
Google Play Store
Google Play-Dienste
Google-Tastatur
Greenify (wasn't installed before SlimMIUI)
GuitarTuna
Hacker's Keyboard
Hearthstone
irplus
Maps
Messenger
MX Player
mydealz
No-Frills CPU Control
Nova Launcher
Open Camera
PaderSprinter
QuickPic
scondoo
SleepTimer
Spotify
SuperSU
Telegram
TeslaUnread
Titanium Backup
Twitch
Unified Remote Control
Wakelock Detector Free
WhatsApp
Youtube
What I have tried so far:
- changing ROM (clean flash)
- not installing xposed
- not using old backups
- changing the battery
- using airplane mode
Also, I wonder why there are these gaps in the battery history since I didn't reboot yesterday...but these gaps don't appear every day.
Please help me to fix this really annoying problem and make my RN2 great again!
Thanks,
Kooneybert
The biggest drain comes from all the Xiaomi bloat. Read this thread for details on how to reduce the bloat. In my experience, the second main culprit is WhatsApp. I've had to stop it from giving sound notifications (or even vibrating) when messages come in. Now, I have between 90%-95% deep sleep on idle. Basically, anything that turns on audio could be a problem, because sometimes audio doesn't go off afterwards.
You might want to try GSAM Battery Monitor for more information about what is eating up your battery.
DarthJabba9 said:
The biggest drain comes from all the Xiaomi bloat. Read this thread for details on how to reduce the bloat. In my experience, the second main culprit is WhatsApp. I've had to stop it from giving sound notifications (or even vibrating) when messages come in. Now, I have between 90%-95% deep sleep on idle. Basically, anything that turns on audio could be a problem, because sometimes audio doesn't go off afterwards.
You might want to try GSAM Battery Monitor for more information about what is eating up your battery.
Click to expand...
Click to collapse
Thx for your reply! The problem is not MIUI-exclusive. CM 12.1 from Daniel Pinto is pretty slim but gave the same result (from the first day on).
Whatsapp can't be the only problem since all my friends use it and nobody have this problem (some of them also even have a RN2). Also, my phone is in silent mode almost all the time so no app is allowed to make noise or vibrate.
I just installed GSAM Battery Monitor but I don't know how to use the app/read the provided data. I could use some help there, too.
Kooneybert said:
Thx for your reply! The problem is not MIUI-exclusive. CM 12.1 from Daniel Pinto is pretty slim but gave the same result (from the first day on).
Whatsapp can't be the only problem since all my friends use it and nobody have this problem (some of them also even have a RN2). Also, my phone is in silent mode almost all the time so no app is allowed to make noise or vibrate.
I just installed GSAM Battery Monitor but I don't know how to use the app/read the provided data. I could use some help there, too.
Click to expand...
Click to collapse
You can only be sure if you have a really skinny ROM whereby all the unnecessary Xiaomi stuff has been removed. There are all sorts of things going on in the background - including things embedded in the boot image.
There are also possibly optimisation issues with the kernel. All the ROMs seem to depend on the same binary kernels, since there is no GPL release of the kernel source code. You might want to try one of the skinny boot images by @jajk
As for GSAM, the best to learn is by trial and error (tip: tap on everything visible to see where it leads to, and what information it gives you).
DarthJabba9 said:
You can only be sure if you have a really skinny ROM whereby all the unnecessary Xiaomi stuff has been removed. There are all sorts of things going on in the background - including things embedded in the boot image.
Click to expand...
Click to collapse
...on all three ROMs? Only for me? With this effect? On some days, it reduces my battery by 50-80%! Hard to believe it is not a bug. Also, SlimMIUI has reduced Xiaomi-Stuff, Daniel Pinto's CM 12.1 looked even more clean to me.
DarthJabba9 said:
There are also possibly optimisation issues with the kernel. All the ROMs seem to depend on the same binary kernels, since there is no GPL release of the kernel source code. You might want to try one of the skinny boot images by @jajk
Click to expand...
Click to collapse
Aren't there different kernels out there for the RN2? Bule's Mokee-ROM uses a modified kernel e.g. Does every ROM come with a certain kernel or may it be applied from the ROM before? So maybe I am still using the kernel from Bule's Rom with my MIUI?
DarthJabba9 said:
As for GSAM, the best to learn is by trial and error (tip: tap on everything visible to see where it leads to, and what information it gives you).
Click to expand...
Click to collapse
This will help me to read the information but it won't help to understand them, too. What do you think about this:
Kernels: You can't compile a custom kernel without the Xiaomi kernel source code. All you are left with is tinkering with ramdisk in the boot image
Screenshots: the one on the right shows what is sucking your battery; the biggest culprits are the Xiaomi kernel and Google ...
DarthJabba9 said:
Screenshots: the one on the right shows what is sucking your battery; the biggest culprits are the Xiaomi kernel and Google ...
Click to expand...
Click to collapse
...is this normal? The Kernel is the biggest battery sucker on my tablet aswell (which still has great battery). What do you think about the 8,5h of wakelock time produced by the kernel? If this is the problem, what can I do to solve it?
Kooneybert said:
...is this normal? The Kernel is the biggest battery sucker on my tablet aswell (which still has great battery). What do you think about the 8,5h of wakelock time produced by the kernel? If this is the problem, what can I do to solve it?
Click to expand...
Click to collapse
A "screen awake" of approximately 50% seems to me to be highly excessive (at least, if the phone was mostly idle). In nearly 12 hours, I have a screen awake of 55 minutes - so 8 hours in 15 hours seems strange. How exactly were you using your phone during this 15 hour period?
Perhaps the custom boot images by @jajk might help (see the first link in http://forum.xda-developers.com/redmi-note-2/general/roll-skinny-miui-t3309873). I am currently on v714-15 of the custom boot image.
Sounds like you may be having issues similar to what I was dealing with not too long ago, but my 'solution' was to install Bule's Mokee (still don't know why this ROM worked where so many others failed). Daniel's CM 12.1 and Xiaomi.eu were both giving me significant drain with and without the screen on to the point where I was sometimes finishing the day with an hour and a half of screen on time and ~20% battery. Now I'm getting up to double that.
One thing I can recommend is using MiFlash/Fastboot to do a total reset from scratch. Didn't really work for me, but you may be different.
Other than that, although it's tedious, you may have to install 1-3 apps per day after a fresh install to see if your battery holds at first and then dies sometime after installing certain culprits. It takes forever, but at least this helped me when I moved to Mokee to make sure that it wasn't any of my 'vital' apps that were causing me issues.
Best of luck!
Funny thing that the Mokee-Rom did SOLVE your problem. In my eyes this Rom was the beginning of my problems.
beokabatukaba said:
One thing I can recommend is using MiFlash/Fastboot to do a total reset from scratch. Didn't really work for me, but you may be different.
Click to expand...
Click to collapse
What is the difference to using TWRP?
I will try the Mokee-Rom tomorrow. Since I never used MiFlash/Fastboot before I won't use it until you tell me that there is a difference compared to doing a full wipe with TWRP.
I tried flashing the Mokee-Rom again but the problems go on. I installed very few apps and the battery is still very bad. Today I had 18 minutes of SOT and though I lost 14% in a few hours. This time it was caused by Whatsapp:
It always seems that some apps just don't like to stop doing something but it's random which app is the problem.
I am totally running out of ideas so please help me guys!
I'm on Mokee and satisfied with battery, this rom have less problems than other (for me). First of all i have installed MobileRadioActiveFix with xposed, then SmartNetwork to turn off wifi while my screen is off. I've got few other things but right now i've got over 4h SOT so it is not bad score.
i have the same problem! it happens with flashing severals ROMs (mokee by bule?) and starts battery drain with all ROM, it never goes... is not the battery, the cable or the rom..... i dont know im disperate... the sot changed from 4-4.5 h to 2-2.5 h... with all ROM, please help us and sorry for my bad english
Well i had situation that my SOT suddenly got down but i was still on march rom. After update to latest version without wipe it is ok right now.
Have you tried with wiping all with internal memory? Maybe something is there still and that is making a problem.
Another thing that came to my mind: have you changed build.prop and have copy of it? If so, delete it. I had some problems becuase of that.
Mauelith said:
Well i had situation that my SOT suddenly got down but i was still on march rom. After update to latest version without wipe it is ok right now.
Have you tried with wiping all with internal memory? Maybe something is there still and that is making a problem.
Another thing that came to my mind: have you changed build.prop and have copy of it? If so, delete it. I had some problems becuase of that.
Click to expand...
Click to collapse
every rom i have flashed was a clean install (full wipe of internal) after latest miui update, when the phone shut down at 0%, i put off the battery for 10 min, after i put back and the phone was at 19%!! now is on charge... maybe the problem is solved.. i will post if it is solved (sorry for my bad english)
I had that problem with earlier phone and it drived me crazy. I was not able to find what was the cause unfortunatelly. Phone was given to service point to install branded rom (it was not available for public). Right now i do not have problems like that, if i have some i'm able to find solution somehow. Although what i wrote helped me when i saw SOT problem.
problem persists... is there a method/app to calibrate battery that works?
AngelHxH said:
problem persists... is there a method/app to calibrate battery that works?
Click to expand...
Click to collapse
Not that I know of. I`m facing the same issues like you here.
You can try:
-discharging until the phone shuts off
-charge it in OFF mode until its full
-disconnect charger, put battery out and in again
-connect charger, charge it to 100% again...
repeat until it shows 100% when connecting the charger.
For some ppl this seems to work.
Please let me know if you find out something!
There are lots of ppl out there with exact the same issue!
BR
EDIT: Installed PSYROM V3 for testing purpose right now. Lets see how it does with skynet and a freshly calibrated Battery with the internal calibration tool of the rom. I`ll give feedback on monday.
Update to my issue:
-I did a full wipe (including internal memory)
-Installed PSY ROM V3.0 and Skynet
-Wiped cache/dalvic
-Startet the phone, installed my apps etc
-Charged it to 100%, waited 20 more minutes
-Did the Battery calibration with the internal calibration tool (everything is described in psy mans thread)
-Did a reboot
So far there is no Battery Drain, after the (long) reboot, wich took around 5-10min because miui is optimizing apps etc the phone came up with 97% and stayed there for almost an hour now.
I´ll give you guys feedback next week. Hopefully we get this sorted out.
You can try Angels & demons ROM v8.0 it is providing me with great battery life, so much better than stock or stable version of MIUI. I use Gsam battery monitor, and I have not faced that issue so far.

Very poor battery life

I'm getting very poor battery life with my Note 4, which seems to be much worse since a recent update. When I first got the phone a few months ago the battery life was fantastic but now it's almost as bad as my old Moto G2!
I get up in the morning and over a couple of hours spend a bit of time (not constantly for 2 hours) on WiFi checking e-mail, social media, etc. and my battery goes from 100% to 70%. Then I don't use the phone, go out for about an hour listening to Spotify music (offline) using my BT earbuds and when I get home it's down to 40%.
As you can see from the screenshots, it doesn't seem to be the apps I'm using that are draining the battery as "Android system" is responsible for 74% of the battery use. This has maybe 50 packages listed under it, so I think it will be rather hard to identify which one is responsible.
Any ideas what I can do to fix this?
Are you using MTK or SD?
doveman said:
Any ideas what I can do to fix this?
Click to expand...
Click to collapse
Dont use MIUI, that's a good start. (hopefully you have Snapdragon variant otherwise you're screwed)
ps.
https://forum.xda-developers.com/re...ical-world-t3778813/post76596539#post76596539
andresteare said:
Are you using MTK or SD?
Click to expand...
Click to collapse
I can't remember how to check but I'm 99% sure it's SD. It's mido if that proves anything.
I installed Greenify and hibernated a few things and that's helped a bit, although it's still not brilliant. I also installed Amplify but the results don't mean anything to me, so I've attached some screenshots in case anything stands out (more in next post due to max.4)
Remaining screenshots.
k3lcior said:
Dont use MIUI, that's a good start. (hopefully you have Snapdragon variant otherwise you're screwed)
ps.
https://forum.xda-developers.com/re...ical-world-t3778813/post76596539#post76596539
Click to expand...
Click to collapse
Yeah I've been thinking of changing ROM tbh. Something that annoys me about MIUI is it only allows you to enter a numeric decryption code on boot. I know how to set it to something different than the unlock code and normally use an alpha-numeric code but that's not an option with MIUI as I wouldn't be able to enter it!
I have App Quarantine installed so I was thinking I could try freezing certain system/MIUI apps but if I'm going to change ROM I guess it's not really worth it. The problem I have is choosing a ROM, as there's so many and battery life, whilst important, isn't the only thing that matters to me. The decryption code thing is important, as is full dual-SIM functionality. OTA upgrades is one thing that MIUI has in it's favour and I guess that's not an option with third-party ROMS but upgrades being made available in a way that they can be installed without wiping the phone would be nice, if possible. Dual apps, Second space and Call/SMS blocklist are all quite handy features in MIUI too.
doveman said:
The problem I have is choosing a ROM, as there's so many and battery life, whilst important, isn't the only thing that matters to me.
Click to expand...
Click to collapse
MiracleDROID, give it a go, it's one of the better ROM's i have used on Mido very underrated.
Or OmniROM if you want weekly OTA (Delta updates) just like in MIUI.
And dont expect miracles right after flashing it, give it atleast 1 charging cycle to settle.
Same problem with me .. Battery temperature goes to 41 degree ++ and after night I have to see my low battery

Horrible battery life

Hey, I have a redmi note 4 snapdragon version and I have flashed aosp extended rom and franco kernel in it, but I am getting a very poor battery life, hardly 1 hour screen on time and the phone shuts off by the time battery gets to 30 to 20%. My phone is rooted too and i am not using any kind of battery saver app.
:crying:
I think this is an hardware issue but, I am no expert so please help me on this and let me know what should i do. Thank you.
Ebebeeh said:
Hey, I have a redmi note 4 snapdragon version and I have flashed aosp extended rom and franco kernel in it, but I am getting a very poor battery life, hardly 1 hour screen on time and the phone shuts off by the time battery gets to 30 to 20%. My phone is rooted too and i am not using any kind of battery saver app.
:crying:
I think this is an hardware issue but, I am no expert so please help me on this and let me know what should i do. Thank you.
Click to expand...
Click to collapse
When did this problem start?
Did you check the which apps are draining your battery?
Noter2017 said:
When did this problem start?
Did you check the which apps are draining your battery?
Click to expand...
Click to collapse
The problem started probably when i rooted my phone on stock rom(miui 10), the very next day i cleaned every thing (including my firmware accidentally) to flash custom rom, then after flashing i found out that none of the hardware components are working and i posted a thread about it and as per the answers i flashed a latest chinese firmware for redmi note 4.And it worked except i started noticing an awfully bad battery backup(hadn't noticed before as all this happened in just 2 days. (as a matter of fact the battery went down 5% as i wrote this, oh 6 now!)
HELP
Ebebeeh said:
Hey, I have a redmi note 4 snapdragon version and I have flashed aosp extended rom and franco kernel in it, but I am getting a very poor battery life, hardly 1 hour screen on time and the phone shuts off by the time battery gets to 30 to 20%. My phone is rooted too and i am not using any kind of battery saver app.
:crying:
I think this is an hardware issue but, I am no expert so please help me on this and let me know what should i do. Thank you.
Click to expand...
Click to collapse
I had similar problems.
I clean flashed the latest OFFICIAL AOSPExtended, Ethereal Kernel and Global STABLE firmware.
Haven't had any issues since.
Maybe it works for you?
Ebebeeh said:
The problem started probably when i rooted my phone on stock rom(miui 10), the very next day i cleaned every thing (including my firmware accidentally) to flash custom rom, then after flashing i found out that none of the hardware components are working and i posted a thread about it and as per the answers i flashed a latest chinese firmware for redmi note 4.And it worked except i started noticing an awfully bad battery backup(hadn't noticed before as all this happened in just 2 days. (as a matter of fact the battery went down 5% as i wrote this, oh 6 now!)
HELP
Click to expand...
Click to collapse
Cleaning everything, as you stated, including the whole firmware,
You answered your whole thread yourself, just flash stock frimware, then flash AEX like flashing any normal ROM.
I have the same problem, the battery die after 1h screen, when the battery Is on 20% the device shutdown,help me pls, i have rr with franco kernel.
hi OP. base on what you are describing, it looks like your battery is dying... nothing to do with the OS. be careful 'cause chinese batterys (like 70%) turn out to be real sh*t (on my own experiance). consider to replace battery from a confiable retailer or change device.

battery drains like a countdown!!

Hi i was first using PE then switched back to miui via fast boot rom then after a few days i noticed a sudden fast battery draining, tho it charges faster but it also drains at a high rate. Now i switched to eu rom hoping for an improvement but nothing has changed. What would you guys suggest?
Sarudedastorm said:
Hi i was first using PE then switched back to miui via fast boot rom then after a few days i noticed a sudden fast battery draining, tho it charges faster but it also drains at a high rate. Now i switched to eu rom hoping for an improvement but nothing has changed. What would you guys suggest?
Click to expand...
Click to collapse
You can follow steps on this thread
https://forum.xda-developers.com/po...drain-poco-t3930042/post79524067#post79524067
magaedy said:
You can follow steps on this thread
https://forum.xda-developers.com/po...drain-poco-t3930042/post79524067#post79524067
Click to expand...
Click to collapse
Hi!!! It doesn't seem to work. I already changed rom and kernel (arter) but this doesnt seem to be the solution. I think replacing the battery will be the only way left
Sarudedastorm said:
Hi!!! It doesn't seem to work. I already changed rom and kernel (arter) but this doesnt seem to be the solution. I think replacing the battery will be the only way left
Click to expand...
Click to collapse
I think you should revet back to miui stock non root and make factory reset and test your battery again
---------- Post added at 12:14 PM ---------- Previous post was at 11:28 AM ----------
Sarudedastorm said:
Hi!!! It doesn't seem to work. I already changed rom and kernel (arter) but this doesnt seem to be the solution. I think replacing the battery will be the only way left
Click to expand...
Click to collapse
Also, try to make complete charge cycle (Drain it to 0% and charge it to 100% when your phone is shutdown) and test your battery drain again
try this kernel
LawRun-Kernel™
MOD EDIT: Telegram link removed, read the STICKY!
Sarudedastorm said:
Hi i was first using PE then switched back to miui via fast boot rom then after a few days i noticed a sudden fast battery draining, tho it charges faster but it also drains at a high rate. Now i switched to eu rom hoping for an improvement but nothing has changed. What would you guys suggest?
Click to expand...
Click to collapse
Switch to MIUI EU 11.0.5 ROM
Flash Magisk
Flash Twisted Kernel
Install Spectrum App from Playstore
Select Battery Profile
Enjoy 8-10 hrs SOT !!!
before you could take bold decision to change the Battery!
flash 9.6.x vendor / firmware
I have always found Higher batter drains on vendor+firm higher than 9.6.27-9.0 !
also would recomend to do CLEAN FLASHING (if formating data is possible for you ) then do it (take all backup)
more over if you using application which is depending on Screen like (gravity screen) or ambiant display for screen to wakeup randomly whenever music track change or whenever you recieve any notification, PLEASE disable them! , third party apps sometimes abuse sensors and affect performance!
for kernels, I myself found difference between battery performance in various
I use Twisted kernel (pie) (since i am on pie) but you can try Opitimus drunk, its also amazing kernel!
if in custom rom you are laydown apps via rooted method such as
1. MIGRATE or
2. TITANIUM backup
then all the bitter settings from any malicious battery draining third party app is also reinstated! hence keep close eye which apps actually to restore with DATA!

Redmi note 9s battery app suddenly updated and it's messing usage status

Hey guys
Since I bought the device the battery usage was accurate and was working fine, until suddenly like a week ago the app seems to have updated because it looks different now when you go into battery settings and also usage status is weird and messed up. I think that it's getting reset every 24 hours instead of every time I charge because when I check SOT it's always very low compared to my usage
anyone facing the same issue? anyway I can change it back to how it was before?
You are correct, only last 24h are shown, so stats are pretty useless... I already reported this bug.
The sad thing is that they say they don't have time to fix bugs as they are working on MIUI12, but they add more bugs to the working things...
simone982 said:
You are correct, only last 24h are shown, so stats are pretty useless... I already reported this bug.
The sad thing is that they say they don't have time to fix bugs as they are working on MIUI12, but they add more bugs to the working things...
Click to expand...
Click to collapse
People who got MIUI 12 are already complaining of bad battery life. We don't want the MIUI 12 update, we just want our battery app back as usual. if it aint broken dont fix it.
I just regret buying xiaomi man.
I agree.
You said that people with MIUI12 have issues about battery life, to think evil with this bug it's harder to get correct and comparable data about battery life...
I have created a feature request thread on Xiaomi's community forum this issue (it should be a bug instead...), please vote here https://c.mi.com/thread-3285998-1-0.html
7mada said:
Hey guys
I think that it's getting reset every 24 hours instead of every time I charge because when I check SOT it's always very low compared to my usage
anyone facing the same issue? anyway I can change it back to how it was before?
Click to expand...
Click to collapse
Crazy Xiaomi, how to ruin an App in one quick change, I don't think it is likely they will revert back to the battery app that was actually quite good anytime soon, so as requested by 7mada has anybody found a way to revert back to the previous App?
Go into apps , locate security, uninstall updates at bottom and battery goes back to old version
bryfly said:
Go into apps , locate security, uninstall updates at bottom and battery goes back to old version
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Click to collapse
Is the battery app related to security app? Does reverting the updates affect anything else?
7mada said:
Is the battery app related to security app? Does reverting the updates affect anything else?
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Click to collapse
When I did the security update it also changed the battery app so I guess yes, on uninstalling the security update the battery app reverted back, security still seems to work as per normal

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