The word "reboot" stands for the process of restarting a running device, i.e. it involves shutting it down and immediately starting it up again. The root of the word can be taken as advice: Get the device into its boots (i.e. running) again.

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Phone keeps restarting / shutting down randomly is there any logging to help debugging

Sometimes my Samsung Europa restarts itself when it's on standby. Does Android have any logging which I can access to see what caused the restart? I have installed a few apps from the Android app ...
2
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2answers
381 views

Is it possible to reboot the Nexus 4 without root?

On the Nexus 4, the power menu only allows you to shutdown the device, but not reboot the device. Of course, you could wait for the device to shutdown and then power it up again. What I'm looking for ...
2
votes
2answers
309 views

My phone reboots after a kernel oops, what can I do?

I use the CyanogenMod firmware on my phone (CM7.2 on a HTC Wildfire) and when I take photos it sometimes reboots. I found out that a kernel oops happens due to a null pointer dereference in the ...
2
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1answer
1k views

Restart camera service

I have a smartphone which the camera doesn't work very well with CyanogenMod. Sometimes (and very often), after taking some picture the camera stops working until I restart the phone. When I try ...
2
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3answers
6k views

How to re-edit /system file to reboot phone?

How does one re-set or edit the /system/build.prop, when changes kept it from booting up again? Rooted Optimus.
2
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1answer
93 views

Phone reboots when I navigate past Falkirk

Occasionally when navigating, my phone will freeze (the display and also the music, if it's playing) then reboot a few seconds later. I realised today that while it's happened in other places, ...
2
votes
1answer
175 views

Unable to unlock/turn on Nexus 4 : Lollipop 5.0.1

I am running Android 5.0.1 on my Nexus 4. This has started happening recently. Whenever my phone is locked, and I try to unlock, nothing happens on pressing the power button. Initially I thought my ...
2
votes
1answer
76 views

Mysterious “Installation Failed” and reboots

Non-programmer here. I've noticed recently a message popping up on my 4.1.2 Galaxy S3 running stock firmware (except I have root) build number JZO54K.T999UVDMD5. This was happening before I rooted it ...
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0answers
35 views

Required to Reboot my Android Device Every Week? [duplicate]

When I got my first Android phone (the rugged HTC Inspire), I was told that I should restart the device every week. The rational, which made sense at the time, was that it's a small computer and every ...
2
votes
1answer
202 views

My phone- HTC One V reboots when I insert my SDCARD

I have a HTC One V that reboots whenever I have my 8GB SDCard (Sandisk) inserted. Currently it has 2.5GB data in it. Once i remove the sdcard, my phone works fine. I have many apps and photos on my ...
2
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0answers
678 views

Cyanogenmod remains in a bootloader loop

Hello I have a Wildfire and I installed Cyanogenmod 7.2.0 following this guide: http://wiki.cyanogenmod.org/wiki/HTC_Wildfire:_Full_Update_Guide After I did this the keyboard stopped working so I ...
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0answers
3k views

My Samsung Galaxy S2 is constantly shutting down

Recently, whenever I am using an app or doing something on my phone other than texting or reading, my phone will up and shut off on me. When I try to reboot sometimes it will get all the way back to ...
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3answers
15k views

Samsung Galaxy Ace GT-S5830 neither goes into Download Mode nor RAM Dump Mode

My Samsung Galaxy Ace GT-S5830 has just “hung” during the start-up screen with the white text “Samsung www.samsung.com" on a black background. I have tried to restart it and to take the battery out / ...
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votes
1answer
2k views

Can adb start my android device that shows up as “offline”?

I can see my device in adb devices. It shows up as "offline". When it is "ready": $ adb shell $ su # reboot This would reboot my device. The exact problem is that my cellphone has been turning off ...
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votes
3answers
1k views

Why does my phone keep on rebooting?

I am using Samsung Galaxy Y Duos (GT-S6102). It keeps on rebooting without any operation and doesn't charge properly. I went to service center, they changed the charging pin then also the charging ...
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2answers
972 views

How to disable company starting screen when the phone is switch on

I am using a Samsang Galaxy Ace. When I switch my phone on, it takes too much time. The Samsung screen comes for approximately 30 seconds or more before the phone is on and usable. Can I change this ...
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vote
2answers
507 views

Does freezing apps in Titanium Backup Pro require a phone reboot to take effect?

When freezing apps using Titanium Backup Pro, do I have to reboot for the freeze to take effect? (e.g. not be started anymore, even if applicaple Intent is fired off?) Does it depend on whether the ...
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vote
1answer
403 views

ClockworkMod Recovery pops up during phone turn on

When I turn on my Galaxy S2 phone, ClockworkMod Recovery v4.0.0.2 pops up with the list of options, 1- reboot system now 2- apply update from sdcard 3- wipe data/factory reset 4- wipe cache ...
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1answer
128 views

How can I maintain stable/smooth performance permanently on a Nexus 7 2012 (wifi) [grouper/nakasi]?

After a day to a few days, the n7's performance will degrade sharply to the point where a reboot is necessary for the device to function properly. I've tried numerous ROMs, a few kernels, tweaking ...
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vote
2answers
148 views

(Re)boot an Android phone from USB

I own a Samsung Galaxy Note 1 (not rooted) and its lock button doesn't wrok anymore. That means I couldn't boot my phone if it happened to be turned off. But I need to restart it now because it's ...
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vote
1answer
567 views

What/How quick reboot works?

On my Android 4.2.2 (Micromax Canvas A74), From System settings >Accessibility, there is option for enabling "Quick Reboot" as follows: Screenshot (click image for larger variant) So How it ...
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vote
1answer
2k views

Stuck in Boot Loop

I have an Android Jelly Bean, DOPO m7088, and its stuck in a boot loop. I did the hard resetting, wipe my data and everything and its still stuck. I've been searching the internet for weeks and ...
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vote
1answer
1k views

HTC Desire Z stuck in boot-loop

I'm a total n00b with Android, and the existing questions tagged boot-loop didn't help me. Apologies if I missed something "obvious"! I've borrowed a used HTC Desire Z from my brother so I can decide ...
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vote
1answer
147 views

BackupManager causing my phone to reboot

Every ~2 hours my phone reboots itself, it started doing this 2-3 days ago, I may have installed/uninstalled some apps around that time but I don't remember exactly. I've gotten a screenshot of the ...
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vote
1answer
882 views

Samsung Galaxy Spica won't boot up fully. Just restarts over and over

My Samsung galaxy won't turn on properly. Basically it turns on, shows the 'OMG screen' which it does when it crashes, then goes to the Samsung loading bar, but then goes back to the crash screen. It ...
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vote
2answers
340 views

The last App update keeps downloading after reboot

When I update an app everything works fine. Android Market shows that the update was succesful and nothing is downloading. Also there are no items in "downloads". But when I reboot, the progress bar ...
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vote
2answers
3k views

Could a faulty SIM card cause my android to spontaneously reboot

My android (Sony Xperia 10a) spontaneously reboots on a 1m to 15m cycle. I had a Nokia before and I think it rebooted more often than expected as well. My Google contacts, a SIM and AT&T are ...
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vote
1answer
112 views

shutting down takes ages (HTC Desire 2.1)

I wanted to reboot my HTC and it was shutting down for more than 10-15mins so I removed the battery... What can I do next time? Is that ok to be shutting down for ever? The mobile is almost new one. ...
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vote
1answer
90 views

Why does Wiko Cink Peax 2 reboot when it receives an SMS containing only '=' (equal sign)?

I have a Wiko Cink Peax 2 and when I receive one SMS with the only character '=' (equal sign), my phone reboots the system. How can I fix it?
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0answers
38 views

How to stop beeping noise from the unencrypt device screen

I have encrypted my phone, and set it so that it reboots each night - this works fine, however after it reboots, it asks for my password to unencrypted the device - still fine, however after a bit, it ...
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vote
1answer
348 views

Samsung Galaxy S5 (SM-G900F / klte) Date/Time Issue

I've recently upgraded from a Samsung Galaxy S3 (i9300) to a Samsung Galaxy S5 (SM-G900F / klte). The device seemed to be working as desired so I decided to go ahead, root, and install a custom ROM ...
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4answers
10k views

Galaxy S4 restarting and freezing after root

I recently made the mistake of rooting my Galaxy S4, accompanied by a few more customizations. Problems that occur: TouchWiz freezes. One way to unfreeze is to hold down the Home button to see ...
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0answers
145 views

Why does stock android include a shutdown option, but no restart option?

I've always been baffled by this decision. Does anyone know why this is the case? Most OEMs will add a restart option when you press and hold the screen lock button, but stock never includes one.
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0answers
429 views

HTC one X keeps restarting on Connecting to the Wifi

Hi I am using Htc One X - Android version 4.1.1 from atnt. However in the last few days my phone keeps rebooting as soon as I try and connect to the wifi. If at all it does connect I have to kill all ...
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0answers
377 views

“Firmware Upgrade encountered an issue. Please select recovery mode in Kies” on reboot randomly, but device still working fine

My Galaxy Note 2 N7100 has “Firmware Upgrade encountered an issue. Please select recovery mode in Kies” shows up randomly on system reboot, recovery reboot (from reboot menu in Touchwiz based official ...
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0answers
89 views

Galaxy Nexus reboots on USB connection

I've had my Galaxy Nexus since April of 2012, and it's been fairly reliable ever since. However, for the past few weeks, I've noticed that it's rebooting whenever I plug it into my computer for ...
1
vote
0answers
440 views

LG L5 restarts every minute

I don't know what I've done to my LG L5, but now it's just restarting and restarting. I've rooted my phone using adb and installed ClockworkMod recovery, but now it just restarts every time it loads ...
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vote
0answers
87 views

Samsung I5700 restarting

My I5700 is keep restarting (after sumsung logo slide bar running then restart). Note:- It was slow working before but when i try to make factory defaults by Hold Down+Call+Power button after this ...
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vote
0answers
241 views

Samsung Galaxy tab 10 does not start up

My tablet won't start. With the USB cable connected I can start my tablet using the "power & volume" trick. When in prompt menue for various reboot options it says in yellow text Can't access ...
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0answers
251 views

my GT-S 5830 frequently restarting after factory reset

I have Rooted GT-S 5830 Galaxy ACE, was working slow, so i thought to Factory reset and i did it. But as the phone restart ,it start frequently restarting. Pls help me.
1
vote
0answers
779 views

How can I reset my SGH-999?

I have a Samsung Galaxy S3 (SGH-999) and am trying to do a hard reset. Somewhere along the line, things got a bit messed up. It keeps telling me I have a firmware update, and when I click start to ...
1
vote
1answer
2k views

MadTeam's CyanogenMod 7 restarting itself randomly

I installed MadTeam's CyanogenMod 7 on my Galaxy 5 few weeks ago. First time I root and install a mod, but fairly uneventful process. My phone got way faster, and except for maybe getting a little ...
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vote
0answers
111 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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vote
0answers
2k views

Sony Xperia Pro is stuck in bootloop. How to fix?

Yesterday, my rooted Xperia Pro decided to go into perpetual restart mode. I tried removing the SIM and SD cards to no avail. I tried reflashing the ICS upgrade. I tried throwing my phone across the ...
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vote
1answer
420 views

Android PandaBoard: Linux terminal output for debugging?

My research team is currently considering investing in a PandaBoard for Android b/c we are developing a custom kernel/sys-image and would like Linux terminal output. Does the Pandaboard give me ...
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2answers
373 views

Reboot touchphone without touching the screen

Sometimes touch screen on my phone is swithced off and does not switch on again. The phone is working, you can ring it, even the touch keys have light. Can you say, it there a method how to reboot it ...
0
votes
1answer
293 views

HTC Desire HD Random Restart

I have a HTC Desire HD phone, I installed "Android Revolution HD" and "BlackOut Rom" to it before, I made same overclock stuff... Now my phone restarts randomly, generally while connecting mobile ...
0
votes
1answer
1k views

Why does my Xperia X10 spontaneously reboot?

Several times a day I find out that my Sony Ericsson Xperia X10 is waiting for PIN entry, probably because of a soft reboot. It annoys me to no end, and I end up missing calls beacuse of this. Is ...
0
votes
2answers
45 views

How to tell what's restarting my phone?

I have Cyanogenmod 11 on a Samsung s3 and sometimes the phone restarts itself. It doesn't do so "stably" enough for me to notice what causes it, but there should be logs of what happened right before ...
0
votes
1answer
51 views

Auto startup soluition for Android

I need to force a selected application to start up each time my Android-based device is (re)started. Is there anything I can use (configuration setting, external application etc.) to accomplish this ...