For questions about power on/off, and the like. Note that charging has its own tag.

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3
votes
1answer
45 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), ...
-1
votes
0answers
15 views

HTC Desire 300 phone won't switch on, just vibrates

I have HTC Desire 300 & it won't switch on. It vibrates 7 or so times and keeps doing it.
0
votes
1answer
75 views

Bootloop after modification of “/system/bin/playlpm” file

Modification of playlpm file sets my Samsung Galaxy S4 Mini I9192 into boot-loop. Instead of normal booting, it goes back to battery charging screen without animation, reboots again and keeps ...
1
vote
1answer
101 views

How to turn on phone from computer

I got an old phone, HTC WildFire S, which works perfectly expect one thing, the power button has gone bad. Can I start my phone from computer using USB connection somehow?
1
vote
0answers
86 views

Lenovo S6000 - Auto power on after connecting charger

I searched the web to automatically power on my lenovo tablet after connecting the charger, but all the guides are for samsung and some other brands. File /system/bin/playlpm doesn't exist in lenovo ...
0
votes
1answer
133 views

Galaxy S5's screen only turns on after multiple presses, and the screen has these weird lines show up when turning off

and thanks for reading this. So I've had an S5 for just over a year now. As it has an AMOLED screen, when you turn the brightness all the way down, the screen will flicker a yellow-green. This ...
4
votes
1answer
770 views

Does Android continue to run after phone is switched off? [duplicate]

I was wondering about this: it seems that when you set an alarm, even if you switch off your smartphone, on reaching that time the alarm manages to ring. Is the Android framework still running and ...
0
votes
2answers
280 views

Where can I find the battery animation file?

Note: I'm working with a chinese tablet. Sorry. Had to do it to avoid flagging as a duplicate - I've seen many many questions and answers on this topic but still don't solve the issue. I'm looking ...
0
votes
0answers
61 views

Automatic power on at preset time

Is there a way or app that allows to program a schedule for automatic power on/off on the phone for android 4.x? I know that in the settings there is a similar option, however it allows to define ...
2
votes
0answers
494 views

Turn screen off without Android sleeping

Is there any way to quickly toggle the screen off without making Android sleep? For example, I sometimes like to use the Calm app when I sleep. But it keeps the screen on all the time. When I just ...
-1
votes
3answers
153 views

My samsung galaxy s4 won't turn on

I left my phone charging over a 24 hour period and now it won't turn on. I tried cleaning it out, taking out the battery, and putting it on the charger. I don't have a spare battery to try. Is there a ...
1
vote
0answers
174 views

Phone switches off while charging

My Samsung Galaxy Note 3 Neo sometimes turns off automatically while charging on original wall charger. And then no physical button works, I have to remove the battery and then have to restart it. ...
0
votes
0answers
84 views

Shutdown Samsung Galaxy Tab 4 with broken power button

I have Samsung Galaxy Tab 4, and the power button doesn't work. How can I shutdown it?
1
vote
0answers
21 views

Issue in moto g 1

i had to put charge in CAB. After connecting USB, display went full blue and mobile went OFF and not powering ON. whenever i put charge, only notification light comes and goes OFF after few minutes. ...
0
votes
1answer
134 views

How do i fix a white screen after replacing digitizer on Nexus 7? [closed]

I replaced the screen and digitizer on my nexus 7. Now when I power up the nexus 7, it is only a white screen that flickers. I checked all wires and they are fine. How do I fix this?
1
vote
0answers
40 views

Anonymous Battery Removal - Side effects

I am working with an embedded system with BeagleBone (White) as physical framework and Android JellyBean 4.1.2. For some reasons I have to drop the entire power in the system (like anonymous battery ...
0
votes
0answers
309 views

moto e not power on after update

While updating from KitKat 4.4.2 to 4.4.4 my moto e switched off. During this process, the battery level was less than 50%. I've tried charging and nothing happened but if I press the power button ...
0
votes
0answers
47 views

GS3 won't allow me to factory reset

Today when I went to grab my phone, it was on the Samsung logo screen and wouldn't load. I tried force powering it down and restarting it. It then got to the Samsung Galaxy S III logo but wouldn't ...
0
votes
0answers
25 views

Xperia Sola Continuously turns on and off

My phone seems to continuously turn on and off. I tried holding the power and volume down button to turn it off, but it still continues. Also tried flashing it with Sony's Emma software, but the phone ...
0
votes
0answers
79 views

Phone turns off after few minutes of sleeping, and cannot be turned on

I just boaght a new Cubot S168 smartphone. Everytime I press power button to make my phone sleep after few minutes it automatically turns off and I cannot turn it on. It only can be turned on when I ...
0
votes
1answer
328 views

Sprint Samsung Galaxy S3 Dropped phone now it won't power on or charge

I have a Sprint Samsung Galaxy S3 (SPH-L710) worked fine until I dropped it. After I picked it up the phone shut off, I tried removing/reinserting the battery, it would go to the Samsung logo, ...
0
votes
0answers
42 views

Nexus 9 Auto power on and launch app when connected to mains

Looking to auto power on Nexus 9 when plugged in and launch an app that is being developed (I have seen possible solutions with Nexus 7). Idea being: 1) Nexus 9 is always plugged in to mains 2) ...
1
vote
0answers
22 views

Using KnockOn with the LG G3 over top of widgets

I've just recently bought an LG G3 (D850) and I've been enjoying the KnockOn feature (where you can double tap to power the screen on/off) but I've noticed that the feature does not work over top of ...
0
votes
0answers
81 views

Power down menu option doesn't work

I have a Samsung Galaxy Grand Neo, running 4.2.2 Jelly Bean. Holding down the power button (top right) to switch it off takes too long, so it is much quicker to press the power button and get its ...
0
votes
0answers
180 views

My device has no power button so can only be turned off at the mains. Will this cause damage?

It is a rooted Android TV box. If I turn it off using an app, it effectively becomes a restart becomes it comes back on immediately if power is attached. I am worried I am going to damage the device ...
2
votes
1answer
2k views

Auto turn on after power on for an Android-based device

If I'm not mistaken, if an Android-based device is turned off (or powers down due to completely exhausted battery) and then is charged up again, it will automatically boot only to battery charging ...
0
votes
0answers
29 views

Is it possible to power off the device using adb? [duplicate]

Is there any way (command/option) to power-off the device using adb command?
0
votes
1answer
50 views

Tablets always turned on (usb-powered). Problems? [duplicate]

I need to install about 20 tablets powered 24/7 (24 hours, all week). Is there any problem or potencial damage about it?
1
vote
0answers
99 views

How do I do the emergency turn off Android device with embedded battery?

Imagine your device is hacked and you want to turn it off now (because of it is using network in bad manner), but the rootkit blocked all functions. How do I forcibly turn off the device? I've tried ...
0
votes
0answers
163 views

Why does my Note 4 reboot when I turn off airplane mode?

It doesn't happen every time, about 75% of the time when I turn airplane mode off it completely reboots the phone. Doesn't seem to matter what apps are or are not running. Galaxy Note 4 that I have ...
4
votes
1answer
773 views

Automatically power on Nexus 7 when plugged in

Is there any way to power on Nexus 7 2012 automatically when charging started? I want to use Nexus 7 as a car PC, so I need this feature for energy economy. PS - my Nexus 7 is rooted and uses CM 10.1 ...
0
votes
2answers
3k views

Samsung Galaxy S3 will not turn on. Can this be fixed or can I retrieve photos?

My Samsung Galaxy SIII is doing the following: I cannot get the phone to turn on, the side power button does not do anything. When I remove the battery, and put it back in place, the phone vibrates ...
2
votes
1answer
5k views

Alarm is working even when the phone is powered off

I just discovered that if I set the alarm clock and then power off the phone (by holding the power button and then selecting "Power Off") the alarm will still go off when the time comes. Is this ...
1
vote
0answers
565 views

Samsung Galaxy Note 2 doesn't power on after changing Motion Settings

My wife want to use the side to side motion feature on her Samsung Galaxy Note 2 SCH-I605 (Verizon). I allowed the feature, but then her screen dimmed then went off. When I pushed the power button, ...
0
votes
1answer
131 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 ...
1
vote
3answers
3k views

Power on S3 Mini without working power button

A friend of mine has got an Samsung S3 Mini. Recently the power button broke (could not turn off screen by pressing the button). Now the mobile got accidentally turned off and wont turn back on, ...
1
vote
1answer
7k views

Power button not working on Asus Zenfone 5

I bought an Asus Zenfone a few days ago and it was working well for 2 daysT the system asked to install an update and I agreed and installed it. Now the power button is not working at all. Could it ...
0
votes
1answer
1k views

Note 3 Won't Power On

Ok so less than 30 minutes ago my Note 3 was working fine! I put it in my pocket and looked at it again and it was off and wouldn't turn on. It had plenty of battery left at the time though I don't ...
0
votes
1answer
365 views

Help to understand working of powerbutton and volume rockers

I want to understand the workings of power button and volume rockers in Android devices, which are associated with the kernel driver of these keys. What happens in the kernel driver and boot loader ...
0
votes
1answer
73 views

I opened my phone and tore the power circuit, can it be joined back?

I wanted to reseat my phone speaker because it wasn't working. In the process of dismantling my phone, I tore the power button's circuit. What kind of adhesive can I usually use to join it back ...
0
votes
1answer
273 views

Do all devices (that can connect to PC) power up when connected to PC?

I tested with my tablet and my phone and both react the same way: shut down the device completely. plug to computer USB. device powers up (boots into android, not just show charging animations). ...
17
votes
4answers
7k views

How to prevent someone from powering off an android device?

I have a Nexus 5. Even if I enable security passcode or pattern, someone can still switch off my mobile using the power button. How can I prevent it?
0
votes
0answers
385 views

Android poweroff timer

Asking for your help cause I cannot find any way to do what I need: I need to turn off my Android 4.0 device by timer. For example I'm launching an app, setting power off time to 5 min, and after 5 ...
0
votes
0answers
1k views

why does my tecno f7 goes off on its own ,and when i power it on it goes off again in few munites on its own?

just 2days ago my tecno f7 started acting up...it goes off on its own and when i try to power it own it does not come on again until several tries...i will have to keep trying my constantly pressing ...
1
vote
0answers
54 views

Phone turns off at random

I have a note 1 N7000, and each time the screen began flickering and after that it shut down. This got worse after flashing a cyanogenmod rom. By plugging in the charger the battery seemed empty, but ...
0
votes
1answer
24 views

Google Tablet help need power

Just purchased this for Christmas, it will not charge or turn on, any suggestions. Have tired several different charger
2
votes
2answers
3k views

Why does “Power off” actually reboot?

If I hold my power button, I presented with the option to "Power off" my device. I touch it, and my phone (a LG Nexus 5 running on Android 4.4 KitKat) indeed turns off. However, it suddenly turns back ...
1
vote
1answer
10k views

My iRola DX752 will not turn on

My son got an iRola DX752 with Android 4.2 jellybean for Christmas. It worked fine Christmas and now it won't turn on. It is fully charged. What can I do to get it to work?
0
votes
1answer
61 views

I flashed 4.4 and now my Galaxy Nexus power button will not respond

My Samsung Galaxy Nexus's power button is no longer responding. I flashed a ROM of 4.4 to it and now it no longer does anything. I made the mistake of taking the battery out and can no longer turn it ...
2
votes
3answers
2k views

Android 4.3 autoscreen turn on

This issue I noticed,once i updated my android to 4.3. The issue is after every 1 min the lock screen automatically turns on. There was no problem before. Please help,i dont want to degrade to 4.1 ...