Questions tagged [power-on]

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

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0answers
112 views

why wont my rca Voyager turn on?

It was working last night then twice I used it till it shut down (ran out of battery) completely and when I plugged it in, it came upon with the charging screen then this morning, it would t even turn ...
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1answer
134 views

How do I prevent people from shutting down my samsung phone? [duplicate]

When I have the passcode enabled, you can still shut down my phone when you press the power button. Is there any way to prevent people from shutting down my phone?
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635 views

Device is not powering on

I've a YU Yureka AO5510 and I've flashed custom ROM and thing were working fine. But once I pressed restart and phone never started again. I thought it was low battery and tried charging. Whenever I ...
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1answer
45 views

Samsung Galaxy S3 unable to power on after shutting off randomly

I am a problem with my Samsung Galaxy S3. There will be a time when the phone will shut off, and I won't be able to turn it on whatever I do (e.g. Pressing the power, home, or volume buttons). However,...
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0answers
370 views

remapping volume up to power button on nexus 5

my power button is half broken. I have rooted my phone and installed xposed framework and xposed additions. I have successfully remapped my volume-up so that when the phone is on I can switch it off ...
2
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1answer
39 views

Moto Maxx with android 6.0.1 takes random pictures upon on/off button pressing:

There is something prompting the camera of my cellphone to take a picture whenever I try to block it. The blocking does occur but a picture is taken. I took a look on the system UI configs and ...
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2answers
3k views

Is it possible to use an app to disable the power button from switching the phone off?

Is it possible to have an android application such that if the user starts it the phone will not switch off by pressing the side button? It means the only means to switch off it will be remove the ...
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0answers
717 views

Preventing device wake up on USB

Is there a way of preventing an Android device from waking up/staying awake when a USB is device is plugged in? I know Windows allows this in device manager. Is there a similar setting in Android or ...
1
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0answers
45 views

Is there a way to increase usb power detection sensitivity?

I am looking for a way to have my phone register a usb power connection sooner or more reliably. I need the phone to register a signal through the usb as soon as it reads any kind of power ...
2
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1answer
236 views

Hardware reset screen

My Samsung Galaxy SII has not been used for a while, and whenever I try to plug it in to charge, it doesn't seem to start charging, and instead loops between the battery charging icon, and a screen ...
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1answer
151 views

Nexus 5 power button does multiple functions

The power button on my Nexus 5 also serves to turn up volume and turn on camera. I find this annoying. Is there a way to disable the volume and camera functionality?
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1answer
133 views

Android Tablet Won't Stay Off

I have a Cube U30GT Mini tablet with Android 4.1.1, kernel 3.0.8, Rockchip rk3066. This tablet won't stay off unless the battery is dead. Doing a normal "Power Off" just reboots the tablet. If the ...
1
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1answer
137 views

Hard brick phone exchange and deleting data

I have a Samsung Galaxy Note 4. While it was charging (it was near full charge) it rebooted on its own and continued to charge. It then must have shut itself down because it was off. I could not turn ...
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1answer
195 views

Samsung Galaxy Note 10.1 went from functional to completely dead in 12 hours

My Samsung Galaxy Note 10.1 tablet was working normally before bed. When I woke up, the screen had gone to just grey stripes like a bad test pattern, and I couldn't turn it off whatever I did, so I ...
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2answers
549 views

HTC One M9 won't turn on

My HTC One M9 is fully charged, but will not turn on. The red charging light is on, not blinking. None of the buttons respond. Many sites say to hold the Volume Down button, then press the Power ...
2
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1answer
4k 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), ...
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1answer
3k views

Powering Samsung Galaxy J7 using an external DC power supply

I would like to turn on Samsung Galaxy J7 using an external power supply. The problem is that it uses 4 pins (+,*,-,*) to connect to its battery. The first pin is the positive and the third one is ...
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1answer
345 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 ...
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3answers
3k views

My phone's power button has gone bad. Can I use my computer to send a USB command to start the phone up?

I got an old phone: an HTC WildFire S. Everything works fine, except that the power button has gone bad. Can I start the phone from my computer over a USB connection somehow?
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1answer
2k views

Lenovo S6000 - Auto power on after connecting charger [duplicate]

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 ...
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1answer
912 views

How to automatically shut down tablet after it auto-powers on?

Currently my tablet on Android 4.0.4 (rooted) sometimes switches on by accident, which I don't want. (I'm cycling through Africa and sometimes power connections are minimal.) I need a way to shutdown ...
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2answers
2k 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 ...
2
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1answer
203 views

Automatically power-on Android phone at a given time?

Is it possible to automatically power on Android phone at a given time?
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1answer
3k 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 ...
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2answers
4k views

Location of battery animation file on a Chinese tablet

I'm working with a Chinese tablet. I need to turn on the tablet when it is attached to an external power source. I'm looking for the equivalent file of playlpm that you usually find on Samsung ...
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0answers
975 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 ...
4
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2answers
11k 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 ...
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3answers
466 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
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1answer
1k views

Wet phone, charge symbols shows, but won't turn on

My Galaxy S6 got wet and I dried it out as much as possible. When I plug it in, the charge symbol shows up on the screen and it shows that it's fully 100% charged, but when I press the power button, ...
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0answers
491 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. ...
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1answer
378 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?
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0answers
52 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
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0answers
653 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
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1answer
670 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, vibrate,...
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0answers
45 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 ...
2
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2answers
2k views

Nexus 4 does not turn it on and blinking red notification light only

This morning, my Nexus 4 (Android 5.0.1) had some issues about Google apps crashing. I decided to do factory reset, so I went to Settings and apply factory reset, it was showing power turn-off, then ...
2
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1answer
7k 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
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0answers
739 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
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1answer
92 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
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0answers
299 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
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1answer
148 views

Power Android phone with portable battery charger and internal battery removed

Is it possible to power an Android phone (e.g. Samsung Galaxy S II) with its internal battery removed, using a portable battery charger? This question is about phone with internal battery that is ...
5
votes
1answer
4k 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
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2answers
7k 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 ...
5
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3answers
21k 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 ...
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0answers
876 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
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1answer
207 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
9k 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
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0answers
31 views

Power button replacement (Remap) [duplicate]

Somehow I broked up my Samsung Galaxy S (rooted) power button, so I can't power it on. I powered it on using PC ADB command and remapped Home button to be a power button (long pressing it shows "Power ...
0
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1answer
13k 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
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1answer
2k 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 ...