Questions tagged [power-on]

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

70 questions with no upvoted or accepted answers
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1answer
197 views

Reduce time it takes for device to power on when pressing power button?

I recently got my Nexus 7, and I love it. There is only one thing that is bugging me: The amount of time you have to hold the power button to turn the device on. Most of time I have to hold it for ...
3
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1answer
16k views

How to access Samsung Galaxy S2 storage while phone is off

My Galaxy S2 recently froze while browsing facebook using Firefox (the loading animation kept playing though), then shut down after a minute. I haven't been able to turn it back on since then. I tried ...
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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0answers
363 views

HTC Desire sticky power button

I have an HTC Desire that is 2 and a bit years old and in the hands of my wife and baby, now has a power button that barely works. Luckily the ROM I'm using allows the device to wake with the select ...
1
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0answers
32 views

Galaxy A50 won't boot up or even try to

I was on my phone looking at twitter and then it just suddenly stopped working, i thought it was some app crash but my whole phone wasn't working, not even the power button. I force restarted my phone ...
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0answers
12 views

Turning on an Android phone with broken power and volume buttons

I have a Oneplus Two phone which fell down in just the right (or wrong..) way a couple of years ago and the volume and power buttons were smashed. I managed to use it for a while just without letting ...
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0answers
50 views

Cell automatically phone powers down at certain location

Curiosity: at this location (False Creek, Vancouver, B.C.) Google maps my girlfriend's cell phone (Android Moto X; Android 6 Marshmallow) automatically powers down (off). When manually rebooting (...
1
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1answer
725 views

Nexus 5x Won't Turn On

My Nexus 5x started bootloading but now it won't turn on at all. I noticed the battery was bulging so I replaced it with a new battery I bought on Amazon. I charged it all night, but it still won't ...
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0answers
344 views

Phone only turns on when it's plugged in but then works normally

The problem regards a cheap 5.1-based Android phone, manufactured by a company named Manta. A few days ago it randomly shut off on its own and it was impossible to turn it on because it got stuck on ...
1
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1answer
85 views

Android Phone Off State and Boot process - Does Android consume power when switched off?

I am curious about the "turned off" state and the boot process after that in details. I found some good articles on this topic like this one: http://www.lieberbiber.de/2015/07/05/mediatek-details-...
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1answer
706 views

Phone turn on while charging

I have a Lenovo K8 Note. Yesterday I put my phone on charging when it was on 2% and I slept. When I woke up my battery was 100% but my phone was off. I don't know what could have caused it. My phone ...
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0answers
113 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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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 ...
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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 ...
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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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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 ...
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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 ...
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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 ...
1
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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, ...
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0answers
92 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 ...
1
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1answer
13k 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?
1
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1answer
353 views

Tab 2 10.1 keeps turning on

I bought a Galaxy Tab 2 10.1 last year and it's been working great. Then I noticed the other day when I tried to turn off the tablet (by holding down the power butter), it just recycles and comes ...
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0answers
497 views

Galaxy S2 turns off randomly

I got a problem with my Samsung Galaxy S2 I9100. I have it for round about 8 monthts now and experimented with some custom roms. I installed cynogenmod 9, 10, 10.1 tested Syah Kernel and installed ...
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0answers
120 views

Galaxy Blaze reboots upon power off

I have T-Mobile Galaxy S Blaze, running 2.3.6. I rooted the phone months ago, uninstalled T-Mobile bloatware (using Titanium Backup Free), and have been enjoying using it for a while. Recently ...
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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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8 views

Oneplus3 lineage os - Switch on without power button

I have an OnePlus3 with lineageOS installed in it. My problem is that Power button doesnt work and my mobile is switched off. whenever I plug in my charger, I get the recovery options menu on pressing ...
0
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1answer
32 views

Android phone powers on spontaneously during charging

I want to charge the phone while it's powered OFF. But it automatically turns itself ON during charging. It may be 87% or 90% or 100%. I don't know the exact reason. Model = LG-K430n. I don't like ...
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0answers
12 views

Power button got short circuited by purell. What do I do?

I wiped my phone with some purell (I live in a place with lots of coronavirus cases), and apprently some of the stuff got inside and shorted the power button. Now the only thing my phone does it ...
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0answers
19 views

Disabling the power button on an Android phone?

I'm COMPLETELY new to Stack Exchange (I created my account about ten minutes ago) so I apologize if this is the wrong [folder? group? forum?] to ask this. I'm also posting the same question in the ...
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0answers
49 views

Xiaomi RedMI Note 7 - broken power button - phone not started up, how to start it up?

I am owner of an Xiaomi RedMI Note 7 with broken power button, the button itself is not attached to the phone anymore. I need to start up my phone. How can I do that? I tried using a pen directly to ...
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0answers
30 views

Is there a way to disable the power button on Android 9?

I have an alarm clock app that disables the power button when alarming (to prevent from turning off the phone). This option works fine on my ancient android phone, but it doesn't work somehow on ...
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0answers
91 views

Huawei Mediapad T1 7.0 not Turning On

I have a problem on my Huawei Mediapad T1 7.0. It's not turning on. I tried "hard reset" and nothing happens. I also tried poking the reset button below, still nothing. I plugged it on ...
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0answers
27 views

Black screen on android and broken power button

I have a redmi Note 4 which I've been using for quite a while. Its power button is broken so I would always just use adb to turn it on (fastboot reboot, holding down the volume button down) Now I am ...
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0answers
16 views

Alcatel tetra not powering on

My At&t Alcatel tetra crashed and went into a boot loop a few days ago. It wouldn't start up or boot into recovery mode or power off completely or respond at all then. I allowed it to fully drain ...
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0answers
32 views

Verizon 4G LTE tablet won’t complete turning on

My Android tablet completely lost charge for several months. After charging it, but not sure of what percentage the charge is, I am unable to activate the tablet past the initial Android logo screen. ...
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0answers
66 views

Switching on device without Power and Volume buttons

Dont know if this is the right place to get help for this, but Im desperate. Using HTC One M9 for four and half years now, whenever power and volume button not working, replaced myself twice. Last ...
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0answers
74 views

Is there a setting to blank the screen when the on/off switch is pressed for lockscreen?

I"m running Android 10, and I've not had this problem/issue with the lock screen on any previous iterations of the OS. The problem In the past, When the on/off switch is pressed, this enables ...
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0answers
16 views

Boots up on battery; does not get past “phone is starting” unless plugged-in

My Nokia 7.1 started exhibiting funny behaviour today. It boots up on battery just fine. As long as I don't try to get past the lock screen, it happily stays on too. But if I then unlock the screen ...
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0answers
58 views

Powering Samsung Galaxy Tab 10.1 using an external DC power supply

I've tried the option of using 72k ohm resistor mentioned in Powering Samsung Galaxy J7 using an external DC power supply between middle pin to ground and connecting an external power supply of 3.8V ...
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0answers
37 views

How to switch on Samsung Galaxy when Power Button jams?

Since my smartphone's casing is so tight, I had to press the buttons harder, until the power button got permanently stuck. Now I dont't know how to switch on my Samsung Galaxy without using its power ...
0
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1answer
25 views

Android won't turn on at all

Basically the phone won't turn on at all, not normal boot, not recovery mode, not even the battery percentage show up while charging (just the battery icon with lightning, that's it). it stucks on one ...
0
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1answer
60 views

Wakeup Android Oreo Go phone with broken power button

I have an Android Oreo Go/Nokia 1 phone which is fine, except the power on/off button is broken. Right now, the only way I found to wake it up to type the PIN is either connecting it to a charging ...
0
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1answer
172 views

How do I prevent usb mount while the the mobile is OFF

I know that this topic helps prevent USB mount. But there is such thing that while the android mobile is off, volume button + the power button starts the boot, and the android can be still mounted ...
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2answers
85 views

Can I turn on my Android phone from my computer?

I have an Android phone (Moto Z) and for some reason the buttons stopped responding. This wasn't an actual issue until one night I let the battery die... the phone accepts the charger AND charges but ...
0
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1answer
66 views

Why screen turns on while connecting/disconnecting charger?

Even if it's (somehow) understandable to turn screen on while connecting charger, why it turns on also on disconnecting? Whats behind the design decision for this? Is there native way of preventing ...
0
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1answer
71 views

Galaxy S4 Not booting up

My phone (Galaxy S4 GT 19505) suddenly shut off a few days ago without me noticing it. I tried to turn it on but it wouldn't respond to the power button. However inserting the battery in would trigger ...
0
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0answers
638 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 ...
0
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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,...
0
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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 ...
0
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1answer
152 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?