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

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0answers
9 views

Disable / Enable battery charging via android code [on hold]

Am writing an APP that goes to my android mobile that needs my phone to be connected to the CAR battery all the time. But this may overheat my battery as it will be charging it all the time. I want to ...
1
vote
0answers
11 views

How do I set battery charge min-max range to make it degrade with time less?

As far as I know, LiIon batteries should be kept in about 40%-80% range in order to degrade more slowly. On my laptop I use the following commands to make it change battery conditionally, only when ...
0
votes
1answer
11 views

Just got Digiland 7" Tablet as gift, is there a battery I can buy to carry to hook up externally if installed battery runs low? [on hold]

Received this 1st tablet as gift and love it so far, is as fast as my laptop and have been able to do all I do with it just fine. Only thing box states battery power as only three hours so wondering ...
0
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0answers
23 views

Samsung Galaxy S2 new battery dying too quickly

I'm trying to figure out if the new battery is faulty or if there could be something else causing the battery to charge the whole night and then die after half a day. If I take out the charger while ...
0
votes
1answer
30 views

Asus ME302C tablet charging forever and doesn't start

My Asus ME302C tablet was giving charging problem lately and is completely dead now and not starting up. Around 5 days back, its charging got stuck at 55% and it never went ahead even after charging ...
1
vote
1answer
8 views

Is it possible to configure the phone to charge when the battery left X amount of juice?

Illustration: I plug in an android phone to either a power bank or a charger. However, I do not want it to start charging immediately. I want to configure the phone such that when the android phone ...
0
votes
1answer
50 views

How to calibrate a new Nexus 5 battery that's higher capacity than original?

Just got a KBTEL battery that's 3800 mAh compared to the original 2300 mAh nexus battery. I charged it dead overnight, and now its been running for more than 7 hours and the capacity shows below 5% ...
0
votes
1answer
29 views

How do I override charging current on Huawei Honor 6?

On SonyEriccson Xperia X10i I do this: echo 1000 > /sys/devices/platform/msm_hsusb/gadget/chg_current This allows faster charging from computer's USB port (if I know it can source more than ...
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0answers
26 views

LG G3 not charging

My relatively new lg g3 randomly just doesn't charge. I changed outlets, blocks, cords, buildings, basically everything I could think of and it just doesn't work. PLEASE HELP!! Btw: I am thinking of ...
0
votes
1answer
18 views

Is it safe to use an LG charger on a Moto X? [duplicate]

I have a 2014 Moto X, and a Nexus 4. Is it safe to charge my Moto X using my Nexus 4 charger?
0
votes
1answer
81 views

Cannot charge Xperia Z3 Compact

I have a 3 week old Sony Xperia Z3 Compact (D5833). However, it suddenly turned off and refused to charge. The phone was at ~10% charge before I plugged it in using the cable and adapter that came ...
1
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0answers
18 views

Will debugging damage my battery? [duplicate]

I work as a Android developer and I use my own phone for debugging as well as some other devices. Keeping the phone connected with USB will automatically charge my phone but will my battery be damaged ...
0
votes
2answers
55 views

How do I stop my note 4 from activating the screen when it is done charging?

When I charge it at night and its finished the screen will stay on all night unless I plug it out. How do I stop this from happening.
0
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0answers
26 views

How to recalibrate the OS for an external battery?

I recently bought an external non-standard 7000 mAh battery for my Samsung Galaxy S3 but the phone doesn't seem to recognize it. Is it possible that the phone needs to be reconfigured or recalibrated ...
0
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0answers
198 views

“Removed User” Draining Battery Nexus 5, 5.0

The other night I noticed my Nexus 5 had changed the wallpaper and that all my settings and desktop items were different. I had no idea what was going on, so I went into settings and discovered I was ...
1
vote
1answer
55 views

Is it possible for a device to consume more power than it is wall-charging?

I have a 2012 Nexus 7 running KitKat. I have a hunch that it is not charging properly. Specifically, if the system is on and the device is plugged into the USB wall-charger, the battery indicator says ...
0
votes
0answers
11 views

Connect to USB printer and charge tablet at same time [duplicate]

To connect a USB printer to my Android tablet I'd use a cable like one of the two shown below But this means that my only USB port on the tablet is gone and the device won't charge. What's the ...
0
votes
0answers
4 views

Why voice doesn't enable by itself on android smartphone when smartwatch (android wear) is charging

It's pretty required thing, because I disabled voice while clock is paired with phone, but I didn't expect that it would be the same thing while watch is charging. Is there any way to make it enabling ...
0
votes
1answer
20 views

Is there any way to disable the “connect charger” dialog?

When I unplug my phone from the charger, it pops up a dialog that it's low on power. Is it possible to disable that? My charger isn't that good so it looks like it's going in and out the whole time. ...
0
votes
2answers
112 views

Connecting 2.1 A charger instead of 850 mA [duplicate]

I have a Sony Xperia SP model with a 2370 mAh battery. The original charger I got with it was of 850 mA. My question is can I use a charger with output of 5V-2.1A which is also from Sony? thanks and ...
0
votes
3answers
315 views

MOTO E battery drops suddenly to 0%

My moto E phone is not even a month old and already i'm having a HUGE problem with it. I charge my phone to full battery, sometimes during a whole afternoon or night. Then in the morning or at 100% i ...
0
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0answers
169 views

My Galaxy GRAND 2 won't charge?

I think the problem started when I plugged an unoriginal USB cable to my phone for charging. After that my phone started to go in dock mode without anything plugged in it. After 2 days this problem ...
0
votes
1answer
52 views

LG Won't Charge

My LG was at 1% battery yesterday so I let it charge for an hour or so but when I came back I noticed that it wouldn't even turn on without turning right back off. It would only turn on to show a "0% ...
0
votes
1answer
81 views

If I charge my mobile from different charger what happens? [duplicate]

My charger is lost so I am using a charger with an output of 5.5v and 0.6A. My real charger gives an output of 5V and 0.7A. Will the other charger damage my phone?
2
votes
1answer
101 views

Where is the battery animation called when charger connected to phone (OFF)?

I have Moto E (Rooted) which turn on when connected with USB via Laptop but not when connected to Wall charger instead it shows Battery animation. I got to know that battery animation is at ...
0
votes
1answer
114 views

Nexus 5 charging problem

My Nexus 5 recently has a charging problem.. If I wiggle the charger a little it sometimes give the notification that the charger is not connected and if I release the charger it says its charging, I ...
0
votes
0answers
64 views

Samsung galaxy 3S, battery is good, phone won't charge or power up

I have a samsung galaxy 3S, about a week ago it rebooted itself, since then it will won't charge or turn back on, I have tested the battery to see if it was that, the battery works perfect, I have ...
0
votes
0answers
76 views

Samsung Galaxy s2 says battery is too hot when charging

My Girlfriend has a Galaxy S2, and when she plugs it into a charger (any Samsung charger) right away she gets a message that charging has stopped because the battery is too hot, then gets a symbol ...
0
votes
0answers
106 views

Sony Xperia Z3C conneting a charger it throws me to home screen

I have a Sony Xperia Z3C stock, I'm having a issue where I have a magnetic connector to charge my phone, it throws me out of some applications when I connect the charger (a 3D game as one example). ...
1
vote
2answers
562 views

Samsung S3Mini - Charge/Discharge problems

I've got a strange problem on my S3Mini; two weeks ago has started to behave strangely, emitting the sound of charge/discharge while not connected to the AC adapter and setting the battery icon in the ...
0
votes
0answers
26 views

Screen Stuck saying Upgrade with a picture of PC and some korean symbols (Samsung S2 SHWM-250S)

I tried to upgrade from Gingerbread to Jellybean using Odin. First, i wanted to perform the root and then everything else. But when i put a PDA option and ran it, when wanted to go to download mode, ...
0
votes
2answers
760 views

Samsung S duos - showing charging symbol but percentage not increasing

I have samsung s duos. Suddently one day, when i was charging .. though the indicator shows charging, the battery level keep going down. I restarted mobile... still same issue. Then i tried with ...
0
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0answers
44 views

Very rapid oscillation between charge and discharge when nexus 4 plugged in

My Nexus 4, rooted but running stock 4.4, has developed an alarming bad habit. Sometime, not always, when I plug it in to charge it enters a very fast cycle of charging/discharging, several times a ...
0
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0answers
23 views

Does charging my Nexus 4 with high voltage charger can cause battery damage? [duplicate]

I'm charging my Nexus 4 with an AC wall charger with 1A voltage. I want to connect my 2.0A charger but I have been told this may cause battery problems. Is there any truth to that or is it safe to ...
0
votes
1answer
266 views

Where is the battery animation called?

I have a tablet from China, it's a Q8H Allwinner. It is rooted, and I've browsed the internal storage for hours to find the battery animation, I found them at framework-res.apk... Now I want to find ...
0
votes
0answers
478 views

Phone won't charge when connected to the charger or even to my PC

My phone does not charge when I connect my charger, and when I connect the phone to my PC it wont connect. However, when I restart my phone I can connect my phone to the charger. Wen I disconnect the ...
1
vote
1answer
140 views

How to get rid of “Battery not charging dialog”?

I have a Sony Xperia ZR phone with Kitkat 4.4.2 and when I watch HD movies on non-MHL TV connected to the phone using a HDMI-miniUSB cable with external power source auxiliary cable, I often see a ...
0
votes
1answer
54 views

spike in battery charge

Today when I was charging my Redmi 1s mobile I restarted the mobile. Then I saw that there was a sudden increase in the charge of the battery by 80%. What could have caused this?
0
votes
1answer
105 views

Unable to charge my device

I connected my device to the laptop through the U.S.B cable and tried to charge but it's not charging the device.Although it is connecting the device normally for data transfer but it's not charging ...
0
votes
0answers
73 views

Android can't see usb connection

When I connect my device (Nexus 7 2013) to PC or charger by USB, android can't see this connection. It shows that baterry don't charges, but it charges. When tablet is off and I connect it to charger ...
0
votes
0answers
7 views

Charging related question [duplicate]

I keep my Nexus 5 connected to the wall charger even if it is fully charged. I want to know will it lead to any problems or there is nothing to worry about.
0
votes
2answers
69 views

Battery Status problem

I recently updated my Note 8.0 Wifi from 4.1.2 to android 4.4.2, and shortly after that rooted it (But kept the stock 4.4.2, NO custom ROMs or anything...). Of course, as I knew, the battery ...
0
votes
2answers
89 views

Only charges through USB when screen is locked

I have a Moto G running 4.4.4. When it's connected to a PC, it will only charge if the screen is locked: as soon as it's unlocked it will stop charging. In this situation, even if I lock the screen ...
0
votes
0answers
149 views

Automatically power on Galaxy Tab when the charger is connected

I have a Galaxy Tab 4 I changed the lpm file. Now the tab boots on charge, but in recovery mode!! Any ideas? Automatically power on Android when the charger is connected
0
votes
0answers
74 views

Battery voltage

I've just bought a replacement battery for my phone, it's exactly the same 1200 mAh 3.7v however when I look at apps showing battery info they say the battery voltage is 4mv. So what does this mean? ...
0
votes
1answer
66 views

Discharge while in airplane mode (with image)

Something weird happened today morning. I charged my phone yesterday night and gone to sleep after 2 hours or so. When I woke up, my phone was at %30 charge and I was pretty confused. Because before ...
0
votes
0answers
18 views

BatteryManager inner workings

I recently installed linux on a Sony Xperia Neo (on SD), but the Android kernel remains under the hood. I've only changed kernel initrd to boot off the SD's Debian. The real question is: ¿What is ...
0
votes
0answers
11 views

How to disable phone from charging without rooting [duplicate]

I have recently bought a galaxy grand 2 and I want to disable it from charging when it connects from usb. I want to have option whether to allow charge or not.
0
votes
1answer
164 views

Used (probably) inappropriate charger, touchscreen went crazy, permanent damage? [duplicate]

I used a plug with USB output than may have been inappropriate (output DC5V +/- 0.20V DC500mA +/-30mA). While it was plugged in, the touchscreen stopped working properly (touching one part of the ...
0
votes
1answer
35 views

Phone unusable whilst charging

I have a fairly old samsung galaxy S2 android 4.1.2. In the last few weeks, it has been behaving really oddly when plugged in to charge. The 'desk clock' page flashes up every few seconds of its own ...