For questions specifically about issues with battery charging or power supply.

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0
votes
0answers
23 views

Nexus 5X stays awake after charging

Nexus 5X running 6.0.1 shows awake after disconnecting charger cable. Reboot helps but later the awake state persists if I connect charger back.
0
votes
0answers
13 views

Samsung Galaxy GT-I9070 charging indicator persistent

This phone of a friend of mine has a weird problem. Whenever the phone is disconnected from the charger, the battery indicator continues to show "charging". This goes away only after a phone restart. ...
0
votes
0answers
20 views

Phone won't charge

My 3 week old Galaxy S6 won't charge. When I plug it in it will show the charging sign/logo but it won't charge. Each time I turn it on it says it's only on 0% and even when connected and a "being ...
0
votes
1answer
25 views

Can I charge Galaxy Tab S2 while using MHL adapter?

I'm looking at an MHL adapter provided by Samsung. I have a Galaxy Tab S2 and wonder if this adapter would allow the device to charge up at the same time as mirroring the screen to my TV. I already ...
0
votes
1answer
41 views

Galaxy S6 won't charge after drain to 0-1%, cannot boot

After letting my Galaxy S6 drain more than usual, I connected it to the fast charger a bit after it hit 1%, and left it for the night while still powered on. Next morning the phone was off. Powering ...
0
votes
1answer
29 views

Interchanging battery with a higher capacity battery

My Redmi 1s has a battery capacity 2050mAh (BM41). And the upgrade of the phone is Redmi 2 with capacity 2200mAh(BM44). Can I use this battery if it fits in my device? Will it creates any software ...
1
vote
1answer
30 views

Charging during filetransfer

I have recently upgraded my phone from Android 4.3 to 6.0 in my Sony Xperia M. I'm pretty confused by the new behavior. Whenever I plug the phone to the USB cable, it is detected in the computer as ...
3
votes
1answer
119 views

Where are the battery capacity files located?

Background My current device Huawei Honor 6 comes with a 3100 mAh battery. I was therefore surprised to see 3C Toolbox Pro report the capacity as 4000 mAh. I mailed the developer of the app and his ...
0
votes
2answers
38 views

Nexus 7 (2012) won't charge or start after a series of problems

A year or so ago, I bought an old Nexus 7 that was very slightly used (I took it off my girlfriend's hands). Everything worked fine, but I barely ever used it. Two days ago I broke it back out. I ...
1
vote
0answers
44 views

Why does my OnePlus One draw 60% more current if I turn off the screen AFTER plugging it in?

It's pretty simple: If I turn off the phone's screen and then connect the wall charger, the power supply draws ~6W from the wall, and this doesn't change if I keep waiting. If I connect the wall ...
-2
votes
1answer
46 views

Does it hurt battery life to not fully charge and disconnect?

Dears, I think the question is quite clear from the title: if I charge my device and let it charge not fully but say, 60% and disconnect, does that hurt battery life? If so, what are the ranges you ...
-1
votes
0answers
30 views

Charging Rate Affected By Cable Used [duplicate]

When connecting my Micro Max to my laptop for charging via a generic MicroUSB data cable, it charged ~1% in 30min. Noticing this, I switch to a Microsoft MicroUSB data cable and it charged at the ...
0
votes
2answers
29 views

My tablet is not turning on

I have a tablet not two years old, a few days ago it was left in a hot truck for about two days. Now it won't go past "fast boot menu". I have tried everything, I even tried charging it and the ...
-1
votes
0answers
36 views

Do i still need 8 hours charging for first time charging? [duplicate]

In the past, for new phone I was told to charge it for 8 hours for first time charging. Do I need to still do it on recent generation of Android phone?
3
votes
2answers
59 views

How can I tell if I need to replace my battery?

I have a refurbished Galaxy S3. Sometimes it charges to 100% while powered off, but reports 51% as soon as I start it up. Lately, it goes down to 50% or lower even right after charging. I haven't ...
-2
votes
1answer
58 views

Lost Android's OS

I bought a Moto G (1st gen). It was upgrading and had around 1% battery and was charging, but simultaneously I unplugged the charger and the mobile turned off and now it's not turning on. It's not ...
1
vote
0answers
33 views

alcatel onetouch FierceXL battery is draining too fast

I've only had my onetouch for 3 weeks now and all of a sudden the battery started draining rapidly, even when I plug it into the charger, and charging very slowly. If i use the phone at all when its ...
29
votes
3answers
4k views

Android phone “charging slowly”: How to make it faster

When I put my Android device to charge, the lock screen says "Charging slowly": Is it a particular software setting that tells Android to charge slowly? How to make Android charge fast?
0
votes
1answer
67 views

Will charging a phone with a different USB *cable* affect the battery life?

I recently realized that I've been using the wrong USB cable to charge my Moto X Play(2015) for probably a couple weeks. The phone is specifically designed to charge very quickly with its' default ...
0
votes
1answer
70 views

Entering recovery mode when plugging powered off tablet to charger

I installed Philz Touch 6.59.0 (ClockworkMod 6.0.5.1) in my Samsung Galaxy Tab 4 7" Wifi (SM-T230) and modified the /system/bin/lpm (also called playlpm in other devices) to reboot the device as soon ...
0
votes
1answer
128 views

How to charge a newly bought Nexus 5X(lithium polymer)? [duplicate]

I just bought a new Nexus 5X, how should I first charge it? (It's a lithium polymer battery) I plugged it in the charger and the phone turned on. Phone almost had a full charge already though (out of ...
4
votes
1answer
113 views

Why do charging rates differ for similar spec USB power adaptors?

I've been experimenting with using USB power adaptors other than the one supplied with the Android tablet and I'm struggling to understand why adaptors of a similar spec to the original are charging ...
0
votes
1answer
127 views

s6 won't fast charge or connect to pc

so i have an at&t s6. suddenly stopped fast charging. and when i say "stopped fast charging," i mean charges slower than molasses now. takes literally about 4hrs to charge from 80% to 100%. ...
2
votes
1answer
518 views

Nexus 6P charges slowly on stock 6P charger, but 5X charges rapidly

TL;DR: My wife's LG Nexus 5X has no issue charging with her LG charger or my Huawei charger. My Huawei Nexus 6P charges slowly with the Huawei charger but at full speed with the LG charger. Is there ...
0
votes
1answer
56 views

Samsung mobile not getting charge when switch on

I am using SAMSUNG DUOS2. Its not getting charge when its switched on. But there is no problem in charging when switched off. Not charging in both I tried USB as well as wall charger. Android ver : ...
0
votes
0answers
57 views

Samsung Galaxy S3 LTE Bricked and not charging (gray battery)

Some time ago i had problem with my Samsung S3 LTE, namely, after some time the phone started to flash screen, lose signal and finally crash. The problem lasted about 2 months but I belittled it and ...
0
votes
0answers
41 views

Screen Sensitivity Issues While Charging

Until recently I used an LG STA-U33ID changer (more info below) with my LAVA Iris x5. I finally got another LAVA charger but, whenever I connect it to the device, I begin to have issues with the ...
0
votes
0answers
20 views

Slow performance while charging

My mobile have 256 MB ram. I have rooted it and found that it's performance has increased. It works very smoothly but when it is charging, it works normally but don't respond to touches at once. What ...
1
vote
1answer
45 views

WiFi only working while charging the phone

I am being experiencing this very strange issue in the last couple days. I have a Samsung Galaxy S3 Mini with an (unofficial) build of Cyanogenmod 11. Is has been working fine for the last year with ...
1
vote
2answers
56 views

What to do after replacing the phone's battery?

I have a Nexus 5 (1.5yo; I know, it's old but still worthy!) and the boy was heavily suffering from short battery discharges. I'm a phone heavy user so I figured out I had depleted the battery's life, ...
0
votes
2answers
84 views

Battery charging time calculation

One of the very useful feature of Android version 5.0 Lollipop is that it shows how much time is left for the charging to be completed. How is the time for the device to get fully charged determined?
1
vote
1answer
372 views

Fast Charging by Qualcomm 3.0- impact on battery?

I am thinking of buying HTC one A9 My only concern is with fast charging . I have read this thread How does fast charging work? and understood the downside is mainly on battery life. Accepted answer ...
3
votes
1answer
114 views

Android definition of charge cycle?

Battery life is measured in number of charge-discharge cycles. Charge Cycle wiki says Apple Inc. clarifies that a charge cycle means using all the battery's capacity, but not necessarily by full ...
1
vote
1answer
51 views

Nexus 6 Powered On Strangely

Earlier today, when trying to power on my Nexus 6, I had a strange thing happen. I normally power on my phone when it is still plugged in to the charger, and I tried doing that today, but after ...
0
votes
1answer
114 views

Prevent USB data transfer (when phone is in use) and being charged

I would like to know how to protect my data when I use public battery charger in public places. I know that if I do not unlock my screen when charging, my data is safe, but what if I would like to ...
0
votes
0answers
22 views

HTC Desire died at full charge

I have a HTC Desire 510. I use it mainly for talking, texting , social media , etc. Yesterday I used the Desire for my normal (heavy) texting. I noticed the it was not draining it's battery like it ...
1
vote
0answers
55 views

Tasker profile that switches network to 2G when the phone is charging

I would really appreciate it if someone could whip up a nice Tasker profile which switches network mode to 2G immediately my rooted OnePlus 2 detects a charge state. A drawback of OnePlus 2 is the ...
2
votes
1answer
70 views

Initial Charge Problems

I bought my Android last January and I forgot to charge it for 8 hours. What will be the effect on my Android and battery life? ( battery type is Lithium Polymer)
3
votes
1answer
150 views

MOTO E not turning on after upgrade

Run the update on my moto e yesterday, and after installation, it shut itself off an couldnt turn it on again. I got 1 or 2 blink led while pressing power for 10 seconds (this only if it is plugged), ...
0
votes
1answer
108 views

Samsung Galaxy GT-P7510 won't charge

I have a Samsung Galaxy Tab GT-P7510/M32 32 GB. I can't get it to charge. I plugged charger in one time and showed the battery was empty and had a yellow triangle with exclamation point point in it. I ...
2
votes
1answer
76 views

Charging works well with new USB cables only

When trying to charge my android devices (Arc S and Nexus 7 (2013)), I noticed that when using new USB-cables, the charging process is going quite fast, but after some weeks (usually four-five) the ...
1
vote
1answer
127 views

How do I select a non-OEM charger for my device?

My Nexus 5 D821 (2014)'s original charger started failing to charge the phone since last week. There are 1.8A & 1.2A LG OEM chargers available in ebay.com. Is it okay to use the 1.8A charger? or ...
1
vote
1answer
169 views

Powering Samsung J7 using an external DC power supply

I would like to turn on Samsung J7 using an external power supply. The problem is that it uses 4 pin (+,*,-,*) to connect to its battery. The first pin is the positive and the third one is the ...
3
votes
1answer
486 views

USB charger produces high-pitched noise while the battery is full

I have Nexus 5 and I recently bought the European version of the PowerCube, which combines three power outlets with two USB chargers. I noticed that as soon as my smartphone's battery is full, it ...
0
votes
1answer
100 views

USB Charging notification while charging on AC adapter

I have a MOTO X android phone that while charging with my AC adapter it sometimes says it is charging by USB I don't know what to do Can you explain this
1
vote
1answer
251 views

Xiaomi Redmi 2 Pro Battery Issues

I have a Redmi 2 Pro, and it works fine, except for some issues with the battery. If I charge it to 100% before I disconnect the charger and go to sleep, by the morning it may go down only to 98%, but ...
2
votes
0answers
63 views

Phone doesn't charge via USB while on

I'm trying to figure out a charging issue with my Nexus 6 (Marshmallow 6.0.1). While I'm in Windows (10) and the phone is on, it won't charge over USB. If I turn off the phone it charges via USB. If ...
7
votes
1answer
204 views

Do modern Android devices regulate AC mains power similar to a laptop?

There have been a lot of discussions about lithium-ion battery life across the internet. However, within these discussions I have found contradictory details about the way power is regulated between ...
0
votes
0answers
35 views

Can a charger of volts greater than a phone's battery harm that phone during charging? [duplicate]

I have an HTC Desire C cell phone with a battery of 3.7 volts. Would charging the phone with 5 volts charger harm the battery?
0
votes
2answers
111 views

Can't charge/power on Nook HD+

The device won't power on. The screen and status light show no indication of activity when pressing or holding the power button (or any button / pairwise combination of buttons for that matter). The ...