A "bootloop" or "boot loop" is a problematic situation wherein a device can't fully boot up and starts over, in a loop. Make sure to read the information provided with the 'info' link before submitting your question, as it contains general help.

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Craig CMP741e boot-looping

Craig CMP741e is stuck in boot loop on the Android logo. When I try to install or mount I get read only errors and I have tried almost everything to recover/reset the tablet. There are no key ...
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Android Tablet Stuck at Boot Screen

I am new to this forum. I just wanted to seek your help. I have a tablet which is working fine a few days. But one day when I started the tablet its got stuck at android screen. 10-20 and even 30 ...
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5k views

I formatted /sdcard and my phone won't boot

I have a Samsung Galaxy Star Duos GT-S5282. I installed ClockworkMod Recovery 5 and I was messing with it. I went to "mounts and storage" then chose format /sdcard and then rebooted the system. It is ...
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Samsung Galaxy S2 SGH-S959G Android version 2.3 in boot loop

This morning turned off my phone by pressing and holding down the power button. I waited a few minutes then tried to turn the phone back on. It began to boot up by flashing the normal Samsung Galaxy ...
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571 views

Can an Android phone be backed up while stuck at boot loop?

I have Samsung Galaxy Note N-7000 which got stuck at boot loop after installing and opening and app called InstaFrame, is there anyway to backup the device before doing a factory reset to get the ...
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3k views

How to restore/edit build.prop after rebooting (and phone stuck in reboot loop)?

I was trying to setup a custom host name for my device(a rooted xperia z) following this guide but without paying too much attention, especially to the comments. I'm guessing I had a typo in the ...
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1answer
467 views

brand new nexus 5 boot animation loop

This has happened to me with other phones after messing with ROMs and stuff - but this is a real bummer: I just got it out of the box for the first time, turned it on, and it's stuck on the animation ...
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2answers
2k views

Phone restarting nonstop

My phone started rebooting all by itself all the time after I did 2 things with it. Installed Snapdragon BatteryGuru and put it on learning mode (for an estimated 3 days I guess) so that I could start ...
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219 views

Softbrick after Phone hanging. Rooted but Stock ROM on Nexus 5

I have a really big problem... I have my Nexus 5 for 2 months now and not it doesn't restart anymore. My phone is rooted and on Stock Android 4.4.2 and enabled developer mode (tapping that 15 times ...
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333 views

tried to edit framework-res.apk on kyocera rise stuck in bootloop

Earlier this month I got a Kyocera Rise. I got it rooted the first minute I got it and decided I wanted to edit the framework-res.apk file. I extracted it, edited it, and trying to replace it, root ...
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2answers
597 views

Samsung galaxy Nexus Dead/ Bricked

I have installed a custom rom (Cynogenmod 10.2) on my Samsung Galaxy Nexus i9250 GSM three months before, and everything was running good. But starting 4 days ago, my phone reboots constantly after ...
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1answer
949 views

s3 bootloop switching to cyanogenmod with cwm

As i managed to mess up, I need your help! I wanted to switch from samsung s3standard 4.3 to cyanogenmod11nightly: What I did: with odin flashed CF-Auto-Root-m0-m0xx-gti9300.tar.md5 to get root ...
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1k views

Samsung GALAXY Tab 10.1 sch-i905 stuck at the load screen

I have a Galaxy Tab 10.1, Model SCH-i905/U from us cellular (image1). In order to root it, and after an internet search I flashed the device, corrupting files left and right. That's when it can't ...
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1answer
5k views

Unstable S4 - AbsListView

I've been having an issue on my Galaxy S4 following the 4.3 update whereby it will occasionally reboot the phone then go into a reboot loop. If connected to a charge the loop will stop and the battery ...
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744 views

How to enter safe mode on an HTC Desire w/CyanogenMod stuck in boot loop?

I have an HTC Desire with CyanogenMod 7 installed. After ignoring the low storage warning for a couple of months, it finally crashed and since then is stuck in the dreaded boot loop. I am able to ...
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2answers
5k views

After enabling some xposed modules, my LG G2 (AT&T) is stuck in a error loop

Whenever I boot it up it says "Unfortunately, System UI has stopped.". It does allow me to hit ok, however when I hit ok I have about 1 second before it pops up again. Due to the passcode lock on my ...
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1answer
1k views

htc desire z keeps restarting on its own

My HTC Desire Z keeps restarting on its own continuously, how do I stop it and how can I switch on my phone now? I tried removing the battery but that didn't work. Can anyone help?
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1answer
916 views

Some magic to remount /system

First of all: Phone's model is Alcatel One Touch Idol Mini / 6012X Chipset model is MT6572 The short version: The device is in boot loop and to resolve this I must rename a file. The problem is that ...
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1answer
29k views

Samsung Galaxy tab 10.1 stuck on boot screen (bricked)

This is going to be a long story because my tablet is just having problems left and right. Firstly, I received this tablet (SCH-i905) as a gift with cyanogen mod already pre-installed. Thus, in ...
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155 views

Infinite Reboot Loop

I have a HTC EVO 4G (aka Supersonic) running Android 2.3.5 (aka Gingerbread) and last night I turned it off because it was running low on power. I connected it to the charger before going to bed and ...
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1answer
11k views

Stuck at “Installing update…” in recovery mode

I am not able to flash my Nexus 4 with Cyanogenmod 11 anymore. The installation does not successfully finish, which is probably why it gets stuck in a boot loop after restarting the phone. During the ...
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1answer
580 views

Recover data from bootlooped phone

I have a Samsung Galaxy S Plus (GT-I9003) that is stuck in a boot loop. It is running the stock Samsung firmware (Android 2.3.5). I want to recover the data (specifically of the Memo application) from ...
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1answer
4k views

adb for bootloop

I am in the middle of trying to understand the correct procedure to recover my data from a phone that went into a bootloop. I installed android sdk, with adb tools. Also installed ODIN (although I ...
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287 views

Huawei Mercury stuck in boot loop

about 4 weeks ago, i was developing a paranoidandroid rom for my huawei mercury. well, after the download, i needed to unzip the .zip file (using the base/port method). well, that was taking WAY to ...
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628 views

Problem upgrading a Lenovo A2107

I have a Lenovo Ideapad A2107-H and I read this guide. I followed the guide step by step to upgrade my Tablet. On step 6 I got assert failed: getprop("ro.product.device"), so I deleted this line in ...
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335 views

Reflash 1st Gen Kindle Fire Bootloader?

I rooted my Kindle Fire and flashed TWRP, FireFireFire, and AOKP, and it's been working fine for a while. Recently, however, there have been strange problems with the bootloader. It has gotten to the ...
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461 views

i corrupted my internal harddrive on my phone. (the drive where the /image folder is)

well. a few weeks ago, i was flashing roms to my new huawei mercury m886. i am an android developer, and i did the stupidest thing i could ever do. i needed to get into a paranoid android rom, and it ...
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2answers
2k views

Rooted, Encrypted Galaxy Note 8" stuck in bootloop!

I am a noob. In a nutshell, I poked at things I shouldn't have after rooting/encrypting my galaxy note 8" tablet (GT-N5110) and now it continuously loops through the boot up screen. It gives me just ...
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1answer
1k views

Galaxy S3 won't boot, gets stuck at the “Samsung Galaxy S3 GT” screen

I seem to have the same problem as many other Galaxy users with the Boot Loop. I cannot access my phone: I am not able to load the Stock ROM or factory reset it, nor erase any data. It is stuck at ...
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1answer
5k views

Charging Boot Loop on Samsung Galaxy Tab 2 7.0

I have a rooted Galaxy Tab 2 7.0 (p3113) that has worked fine for over a year. After draining the battery completely out (which I have done many times before), I plugged it in to find it stuck in a ...
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S Galaxy mini 2 rebooting every 12 seconds… I'd like at least to save some data!

A pair of months ago I bought my first smartphone, so I am quite the noob. Suddently last week it decided to restart every 12-13 seconds (literally), as long as I don't remove the battery, and I can't ...
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1answer
1k views

Samsung Galaxy S2 factory-reset lead to boot-loop

I have a Samsung Galaxy S2. I factory-reset my phone from the Settings option, but it is taking too much time. It has been 24 hours already, but the device is only boot-looping. I've also tried to ...
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1k views

android boot loop after wipe/data factory reset clockworkmod

i have a huawei y210. I installed clockworkmod and tried to install a stock rom to remove third party apps. But when I tried to use the "update.app" in step 2 the update failed. I booted in to ...
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1answer
2k views

My phone can't start after backup failed

I tried backing up my Galaxy S4 using this method: http://galaxys4root.com/galaxy-s4-tutorials/how-to-backuprestore-rom-on-galaxy-s4-with-root-cwm-recovery/ 1st backup failed but I could still boot ...
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0answers
511 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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291 views

One S reboots with new CM 3.4 Kernel

This is something that's been bugging me ever since the 3.4 kernel was released: Problem: I am getting intermittent reboots when using any ROM which is based on the 3.4 kernel. It happens totally at ...
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1answer
750 views

TF700 boot loop after update to CM10.1.2

The Transformer Pad TF700T worked almost fine with the previous Cyanogenmod10. Today I updated the pad with the CM-Update Manager. It downloaded the cm10.1.2 update package and then booted recovery. ...
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3answers
2k views

Motorola Defy stuck in animation loop with CynogenMod7

I have installed CynogenMod7 (Jordan) on my Motorola Defy using ClockworkMod Recovery. The phone boots up, first with a screen saying "Google" and then an animation of the Android mascot ...
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3answers
2k views

Galaxy Discover stuck on recovery mode

A few days go, I got a phone call and shortly after hanging the phone up, it suddenly turned off. After 1-2 attempts to turn it on, it finally worked, but put me in System Recovery with a dead android ...
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0answers
2k views

Galaxy S2 stuck in boot loop (nor reco, no safe mode working)

I have a Samsung Galaxy S2 GT-I9100 that when hot after intensive use, the day after while rebooting it got stuck to the Samsung initial logo screen and could never start again. I have tried the boot ...
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1answer
375 views

FireFireFire Kindle Fire stuck in strange bootloop

I have a Kindle Fire (1st gen) using the FireFireFire bootloader to boot TWRP and AOKP. It has worked fine for a while before. Now, I cannot turn it on when it is not plugged in. When it is plugged ...
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1answer
10k views

Nexus 7 (2013) Won't Boot Normally or into Recovery After Attempted Root

So I thought it would be a great idea to try and root my brand new 2013 Nexus 7. After checking out a few tutorials online, I found one for mac, and downloaded the toolkit at: ...
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234 views

Recharge interface infinite boot loop

I'm having this problem for a while and don't remember exactly how it occurred, if I remember well, it started happening after flashing a non-stock ROM with CWM, but can't really reproduce it. ...
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4k views

Samsung Galaxy Note N7000 bootloop

I am using a samsung galaxy note GT N7000. I was getting error of insufficient space. To overcome it I wanted to partition external SD memory. I downloaded 3 files (CMM.zip, CMM Super SU and Franco ...
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1answer
3k views

ADB/fastboot over Serial/COM ports?

Long story short, my phone messed up and it's stuck in a bootloop. The phone in question is a Coolpad 7560U, also known as Orange Nivo, running Android 4.1.2 Jelly Bean. Data and cache wiping do not ...
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632 views

Nexus S in reboot loop

My Nexus S (completely original) is stuck in a reboot loop. I don't know why. It just reboots, shuts down, and does the same again and again. I tried removing the battery, loading 100%, removing SIM ...
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3answers
12k views

bricked generic chinese android tablet - AlldayMall adm-tp001

I have a generic chinese tablet running Android 4.1.1, stuck on boot. I can get into recovery mode and I did a factory reset. But it is still stuck. I am not sure what to do at this point. I can't ...
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689 views

Samsung Galaxy S3 Rebooting. Even after factory wipe

So today my (non-rooted) Galaxy S3 rebooted itself once or twice, then it shut off (94% battery) and after that I could not get it booted again. I could not hard reboot by holding down the power ...
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1answer
350 views

A second Boot Loop, any underlying causes?

Recently, a while after I rooted my Galaxy SII, I decided to take the plunge and flash a custom rom. I went with the stable slimbean roms, It survived for a little over a month or two, with 1 maybe ...
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233 views

Samsung Galaxy S2 boot loop

Today I updated my S2 with the android version provided by the carrier, but I thought it went wrong because of the lack of space on /storage and afterwords some of the apps lost their settings. Also ...