Questions tagged [power-on]

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

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20
votes
7answers
102k views

Automatically power on Android when the charger is connected

Is it possible to automatically power on the device once the charger is connected given that the device is initially turned off?
32
votes
5answers
146k views

Does the alarm work when my phone is turned off?

Will the alarm still go off if I turn off the phone before? Example: when I have low battery, I have to go to sleep and wake up at X o'clock, and there is no charger around. Should I turn off the ...
4
votes
1answer
10k views

How can I schedule timer to power on and off device?

Is there any way to schedule timer to power on and off device? Example daily power on at 8am and power off at 10pm.
9
votes
4answers
49k views

Turn phone on with ADB or Fastboot?

My power button seems to have busted, is there a way I can boot my phone using ADB or Fastboot or some other command line interface?
1
vote
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 ...
21
votes
6answers
26k 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?
5
votes
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 ...
1
vote
3answers
789 views

How to power off when charger is removed?

Device: LG G4 Android version: 6.0 Status: rooted What can I do to power off the device (with a 20 sec delay) when I remove the charger. I tried with AutomateIt app, but after first cycle of power ...
1
vote
1answer
810 views

Turn on Nexus One without Power button

My Google Nexus One has a broken power button. I'm using CyanogenMod-7.2.0-passion on it. I would like to configure trackball to turn on my device (after battery died or after changing the SIM or SD ...
5
votes
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 ...
10
votes
7answers
141k views

What is an alternate way to Switch Off mobile without use of Power Button?

Device : MMX A89 OS : ICS 4.0.4 What is an alternate way to Switch Off mobile without use of Power Button? Can we Switch Off from OS itself? Is there any setting available? Or Does it require to ...
3
votes
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 ...
1
vote
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?
1
vote
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?
0
votes
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
votes
1answer
72 views

Switch on Motorola Moto G

I have a motorola moto g, which power button has stopped working. My phone switched off, and now I'm not able to switch it on. I tried entering recovery mode but power button is needed, so it does ...