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39 votes
Accepted

How can I reboot into recovery from fastboot?

(Self answering here because I only found this answer after hours of dredging through 200 page threads of forum posts.) There are two non-standard but semi-prevalent methods that may work depending ...
Caleb's user avatar
  • 1,974
17 votes

What's the best way to restart Android via command line (remotely)?

What is the device doing exactly when I'm pushing the (hardware) power button? I guess that's the most friendly way. You get to see a dialog with an option to power off the device (stock Android ...
Firelord's user avatar
  • 25.1k
6 votes

Long-pressing power button shows Assistant, how to restart the device?

Long pressing the power button is still the standard gesture to show the power menu, including the restart option. However, the Assistant is likely due to the system gesture setting. At least for ...
Andrew T.'s user avatar
  • 16k
4 votes

How to enable adbd to listen to a port at boot time in Android?

Replace "service" by "persist" to keep it upon reboot : setprop persist.adb.tcp.port 5555
J.Jacobs's user avatar
  • 141
4 votes
Accepted

How to disable bad RAM addresses and fix bad storage blocks?

This might not be a direct solution to your problem, but I'm sharing my thoughts on it. SHORT ANSWER It's not very likely for RAM on embedded systems to get defective. And if it does, solutions ...
Irfan Latif's user avatar
  • 20.4k
3 votes

Can you restart the launcher apart from restarting the phone?

10 years later... The first step is to find the name of your current launcher a.k.a. "Home app". Unless you switched away from the one provided by default, you probably don't know that. The ...
MarcH's user avatar
  • 161
3 votes

Android instantly reboots on incoming call

The answer was not obvious. It's because of the corrupted telecom.service (dialer) app. BLOX 2016 always had issues with ringtones, but I guess they completely ruined it in some of their updates. The ...
Mike's user avatar
  • 51
3 votes
Accepted

Optimizing Apps: Why?

This is something in Android that is called the dalvik-cache. It's basically an optimized version of the android package you usually install/download on your phone. This is usually done while ...
Sinchan Bhattacharjee's user avatar
3 votes

How to set restricted user as default user on reboot?

I am suggesting two solutions. Both of them require root access, and both were tested on a OnePlus 6 running Android 10. Solution #1 Have the following script (let's call it switch-user.sh) run during ...
Firelord's user avatar
  • 25.1k
3 votes

LPM reboot Samsung Galaxy S7

This has been hell to figure out. Might as well put it out here to help anyone else googling around. For the Samsung Galaxy S7, first the script: #!/system/bin/sh # Script to reboot the system as ...
Sollace's user avatar
  • 131
3 votes

Wileyfox Swift won't turn on

Probably too late for you, but in case others stumble across this page while seeking help, like I did..... I had a similar problem and contacted them via their chat function on their website. I was ...
user273687's user avatar
3 votes

Cannot boot into fastbootd OnePlus 8T

I downloaded Android's SDK Platform-Tools, extracted the platform-tools folder and ran a terminal in side that directory. When I executed ./fastboot reboot fastboot it did boot into fastbootd ...
Lucas Gaylord's user avatar
3 votes
Accepted

Salvage Android Phone as Linux-Server (radio/wifi hardware broken)

I solved by myself so I'm sharing so it might be useful for others. Deeper disable wifi/radio = recompile android Linux Kernel disabling wifi/radio drivers First I tested the Lineage OS custom ROM for ...
imbr's user avatar
  • 198
3 votes

Reboot Android devices automatically at a specific time (i.e. 3 AM) every day

Run the following shell script from init.d (or /data/adb/*.d/ in case of Magisk). Or run directly from init's .rc file. See How to run an executable on boot and keep it running? #!/system/bin/sh -e # ...
Irfan Latif's user avatar
  • 20.4k
3 votes
Accepted

Long-pressing power button shows Assistant, how to restart the device?

On a Pixel Device Power + volume up pressed simultaneously will give you options to restart amongst others Note: You won't find the bug report option unless you enable it from developer options (...
beeshyams's user avatar
  • 40.8k
2 votes
Accepted

Set Warranty Bit: Kernel

Short answer: you don't need to worry. Provided you pay your bills, your carrier does not care much, if at all, that you root/ flash Roms and such. No extra steps will have to be taken either; its ...
Dan Brown's user avatar
  • 1,731
2 votes
Accepted

`adb reboot -p` usually reboots instead of power-down which it is supposed to

Many phones start booting when a power cable is attached. This could be the reason here for the phone rebooting instantly instead of staying off.
Timo Schwarzer's user avatar
2 votes
Accepted

Auto start two apps on split screen after reboot

You can accomplish with automation. Using Automate to demonstrate how to do it: Select the Broadcast Receive block. Click on it, in the Action section, select "Boot completed". Click Done. Select App ...
Reddy Lutonadio's user avatar
2 votes

restart Android phone when power button stopped working

It would appear that the only way to reboot the device in the case where the phone is not rooted and when the power button is unavailable is through adb. As per StackOverflow, it would appear that ...
cnst's user avatar
  • 859
2 votes

Pixel 3a XL repeatedly crashes and reboots when connecting to a specific Wi-Fi network

This is a known, supposedly fixed but not yet pushed into production issue for Wi-Fi networks utilizing 802.11k: https://issuetracker.google.com/issues/144381412 See also: https://www.reddit.com/r/...
Erwin Mayer's user avatar
1 vote

Samsung phone keeps restarting

First solution : Since you tried both wiping all data and only the cache the only thing as far as I know left to do is to install either a backed up rom you made earlier or install a fresh official ...
Radoslav's user avatar
1 vote

System language resetting to SIM language after reboot

I disabled secure start up. I guess secure start up uses the default keyboard (instead of SwiftKey that I normally uses) and that the language of the default keyboard depends on the sim card. (...
Hooded Gull's user avatar
1 vote

Phone keeps turning on and back off. What do I do?

Try this take out your battery Wait for 10 seconds Re Insert the battery without pressing the power button if it turns on itself (witout pressing the power button( then it would be hardware problem. ...
Andro Mazo's user avatar
1 vote
Accepted

Notification settings reset after reboot

Well, I finally got it to work. I'm going to post the solution just in case someone is having the same problem. I did exactly as it is stated here: just toggling another one of the other two options ...
Tendero's user avatar
  • 111
1 vote

`adb reboot -p` usually reboots instead of power-down which it is supposed to

This should work adb shell reboot -p
Murometz80's user avatar
1 vote

Can't reboot system after CyanogenMod 14.1 update

Thanks a lot esQmo for your answer! I finally managed to return to stock. To do so: I downloaded LGUP here: http://oceanhost.eu/eps4h4pmwphu/LGUP.zip.htm and I installed LGUP_8994_DLL_Ver_0_0_3_23 ...
Clément HUBER's user avatar
1 vote

Any way to reboot device programmatically without root?

You could use AutoInput with Tasker. AutoInput can create list with recorded screen touches for reboot, and with Tasker you can schedule action at the time you want, without root access.
Drazen's user avatar
  • 11
1 vote

Sony Xperia T L30p cellular data issues

I suggest that you try to run a software reinstall using SUS. Follow this link for reference. If the problem still remains you should contact your local support team, to have the phone examined and ...
Vibhav Singh Rohilla's user avatar
1 vote

Set Warranty Bit: Kernel

You have that message most likely because you flashed a custom ROM and/or kernel which cannot pass Samsung's verification. Don't worry about it if your phone functions fine right now - it only ...
Andy Yan's user avatar
  • 9,539
1 vote

Sony Xperia M2 black screen when turned on

I had a similar problem in Xperia E3 and couldn't wake the device So i just used custom Rom and it worked .This happened again and i had to flash stock firmware and erased user data during flash. This ...
harry porter's user avatar

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