Battery calibration - OnePlus 3T Questions & Answers

Hello.
I did a factory reset with unbrick tools few days ago while battery was on about 80-82 %.
updated to 4.1.7 xXx nolimits rom with twrp and battery was 99%
now the problem is phone charges too fast ! it gets 0 to 100% in about 60-65 minutes while phone is off....
cpu-z shows battery capacity 3400 mah.
what should i do now ? i have to let it settle for some days or there is a problem ?
thank you.

You have to train the battery gauge by letting it drain out and charge it full. This happens to me every day since I flash daily Lineage OS builds my battery cause is almost never correct. ?

Related

[Q] CM7 and new battery

Hi all,
Few days ago i've received a new battery for my nexus.
I'm not sure now it was a good idea, but i've reset battery stats (by recovery) and proceed to a bump charge, then reset stats again.
I've done it twice because the first time, charge process jump from 55% to 22% and was stuck at this value. (bump charge and reset)
Now, my battery life is quite good (around 20 hours) but battery indicator is crazy.
Just after being unpluged, its drains quickly to 27%, stuck at this value for a while, then drains again to 2% and do the same.
What can be done ?
Wipe and reinstall cm ?
Thanks !
wrong thread to post to mate...
but anyways try reinstalling ROM and using battery calibrator to calibrate battery if your new battery allows it...

battery issue

Hi there
i bet this is the 1290312 thread about batteries but i can't find the one that suits me.
so here is the deal with my alfs06 and gingerdx021 x8: when i am charging my phone, the percentage goes high reeealy fast. when it reaches 99% it stays there for a while (30min) and after that it is completely charged.
i was thinking that i have a problem with battery calibration, but i fully charged my battery and then deleted battery stats in CWM, but still no result. what do you guys suggest?
fact: if my battery display is, let's say 16%, if i reboot my phone it goes to 19%.
after batterystat wipe you must charge the battery 3 4 times to calibrate it. it will takes a while.
thanks for your reply. i will charge it and post after a few days if the issue persists.

[Q] just wanna ask x8 battery life

hello
i just wanna ask something about my battery life on my x8...here's how it goes first i fully charge my battery up to 100% until it says on status battery full...then i unplugged it..after it i texted for a few minutes...and i check the status of my battery and it says: 28 mins 23s on battery..my battery is on 96%..is this normal.? or somethings draining my battery,?
i use minicm7 2.2
this is normal since battery is heating itself while charging, and when it cools down it shows less percentage of itself... to maximaze your current battery life, calibrate the battery:
1. charge it to 100% no more no less
2. leave the charger PLUGGED IN, and reboot to CWM
3. there you should find somewhere under options or advanced "wipe battery stats", and you press that
4. reboot your device and when it starts up it will show about 91%, charge it to 100% and you have your battery calibrated
NOTE: the charger is always plugged in
ok thanks i'll try it... one question should i drain the battery before calibrating it.?..as in zero percent??
menos_grande said:
ok thanks i'll try it... one question should i drain the battery before calibrating it.?..as in zero percent??
Click to expand...
Click to collapse
Yes , that is recommended.
Also , one advice from me.
Even after calibration , whenever your phone says 100% charged , reboot it while the charger is plugged. You will get the exact battery charge after reboot.
Do it every time your recharge your phone.
Then stop rebooting when you get a 99% or 100% after a fresh reboot. Trust me , it helps.
ok thanks for the advice i'll try that too...
it is normal dude ....mine is giving 1day on heavy use
use zepplinrox's supercharge script...it really made a CONSIDERABLE change to m battery usage time
I have one question: "Why my battery is giving 6-8h. My battery 2 days ago giving 24 and more hour." Sorry for my English, but i am from Poland
what happened 2 days ago? did you install new ROM?
The OP might not have needed to install a new ROM, just an APP or maybe just a combination of APPs running. My phone sometimes canes the battery in a couple of hours from 50% to nothing for no apparent reason. On both stock and custom (actually better battery life on custom) it lasts about a day but sometimes about 6 hours! Not sure what is going on as this happened on both the stock 1.6, 2.1 and the custom 2.3.4!

Battery dropped from 57% to 2%

After I flashed latest firmware my device booted and then suddenly turned off and battery dropped to 2%.
Any solution for this? Is my battery dead?
same for me, happened once from 60% to 6%
try to calibrate your battery
as for me, I'm using L-Speed for calibrating. No problem so far.
If still happen, then maybe your battery is damage
TheWolfSVK said:
After I flashed latest firmware my device booted and then suddenly turned off and battery dropped to 2%.
Any solution for this? Is my battery dead?
Click to expand...
Click to collapse
Sometimes battery drops suddenly. Charge it again and see how fast it charges. If it charges completely in few minutes then battery is fine. Also about the calibration. I really don't think you need battery calibration if you are using latest custom roms. It updates battery stats itself on rebooting.

Battery problem not showing proper % after chanrging

Hello,
since couple days my phone shows improper % of battery .
To fixit I tried clear cache then full discharge and charging when phone off to 100% (battery format). I was able to get information in android that battery was charged at 98%.
Battery was showing proper % during normal usage -was decreasing.
But problem was back -after next charge % was not increasing.
According to aida64 battery was fully charged. Charge counter ~= capacity but level was on 60% health- good
during discharging battery status was not changing then when charge counter/capacity was <0,6 battery level started to update and decrease.
So it looks like that update of battery level is OK but is NOK when charging.
I did factory reset and redownload system using lenovo moto smart assistant - did not helped. only clear cache and reformat helps for one charging.
I'm on XT1805 latest update of stock 8.1 rom
any advice how to fix it?
Thanks
Me too having same issue and phone shuts down abruptly. On latest stock firmware.

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