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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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
1k views

Tecno N3 keeps rebooting

In my case, my tecno n3 keeps rebooting even with the sd card removed. What can I do? Pls help. Didn't install any new apps recently. Only followed Barca_Ac Milan commentary online. Also, how do I ...
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1answer
331 views

CyanogenMod logo loop

My mobile, HTC One X was on CyanogenMod 10.1 which received a update cm-10.1-20130304-EXPERIMENTAL. Once the update package download is completed, I tried to update it via update settings but it ...
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1answer
20k views

Phone restarting over and over after rooting Samsung Galaxy Ace S5830i

I rooted my Samsung Galaxy Ace S5830i from the link given below- http://theunlockr.com/2012/11/22/how-to-root-the-samsung-galaxy-ace-s5830/ However after rooting it, it is restarting again and again. ...
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1answer
567 views

How to confirm if motherboard is broken

This is in reference to my other question. My phone was not working so I showed it to service center guy and he said the motherboard is broken and needs to be replaced. I can flash custom ROMs to ...
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199 views

Accessing my files with recovery adb without root privilege

My situation: I've got a bootloop, not by flashing but because apparently the battery ran out at a very bad moment. If I go into the recovery mode it says "Failed to mount /efs". However, I flashed ...
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3k views

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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183 views

GT p6800 can't mount sdcard

I have problem with my Galaxy Tab 7.7 GT P6800. Previously, it run ICS inside and last week I tried to root it but after that it went boot loop. I had tried to flash it again through ODIN, but still ...
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922 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
963 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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241 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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3answers
1k 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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631 views

HTC explorer in boot loop after factory reset

I have an htc explorer. It is not rooted. Some time ago I performed a factory reset through settings. But since then, the phone is stuck in a boot loop. I have tried going through recovery mode and ...
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1answer
2k views

Motorola Fire XT on boot loop - flash/recover without powering on?

I rooted my Fire XT with SUT and SuperUserOneclick .. so far all seemed good. Then I ran Android_AIO_Flasher_1.00 and tried to install the NoLock apk. After that the phone has just been going into a ...
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1answer
544 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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1k 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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317 views

Boot loop with no recovery mode and no charging

I tried flashing the stock ROM onto a Samsung Galaxy S2 using Odin, and it said that it passed, but it still refuses to start up. Since then, the battery has died, and it won't charge. Plugging it in ...
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340 views

My Samsung galaxy mini is stuck on “Samsung logo” and wont go any further , HELP

My Samsung galaxy mini was working perfectly. then out of nowhere I was surfing the net and it went off. I assumed it was low battery so I charged it till battery was full. I turned it on but it was ...
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1answer
4k views

Xperia Neo V not able to load OS

My Sony Xperia Neo V mobile cannot load the desktop screen, menus and all. The mobile gets started and shows the "SONY" and "XPERIA" splash screens. After that, again the phone gets restarted and ...
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1answer
1k 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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262 views

HTC Desire Boot Loop

My HTC Desire (original) has entered a boot-loop which I can't seem to escape out of. I have tried accessing the recovery menu and clearing the cache, however, it still says there is no space free on ...
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178 views

Samsung N7000 note 'menu and 'back' funtion not working, phone reboots on it's own

My N7000 suddenly lost ability to open apps and had strange responses to keyboard input etc. I was unable to stop this happening so in the end I did a factory restore. After this I can access apps, ...
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134 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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2k 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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351 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
16k views

Clearing Dalvik Cache without root?

I recently tried updating my Motorola Atrix 4g. It downloaded, and then it booted down to try to update. However, instead of updating, it ends up booting to a screen that just says Failed to boot 2 ...
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130 views

How can I fix freezing and boot loops on AOKP?

Occasionally my Galaxy S3 (International) is freezing and rebooting, sometimes gets stuck in a boot loop. Is there a way I can find what's causing this? Perhaps some kind of event viewer or memory ...
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449 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
189 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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2answers
2k views

Boot loop data recovery

Cyanogen mod 9, ClockworkMod Recovery 5.8.9.2 I recently plugged in my phone after the battery completely died over night and the phone is stuck in a bootloop. I left it trying to boot for 30 minutes ...
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0answers
180 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 ...
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316 views

Android logo hangup

Anybody knows how to fix this problem? I have a tablet probably made in China. It always hanging up in android logo with the black background and didn't enter to the OS desktop. The store where we ...
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134 views

SmartBook Surfer - Bootmanager broken after ROM-flash

I recently installed the VegaComb ROM to my Smartbook Surfer MN10U. Obviously I got the wrong ROM, which causes a boot loop. The worse problem is, that I'm now unable to access the Clockwork ...
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1answer
1k views

My LG Motion is stuck in boot loop after hard reseting

I tried to install a font using Font Installer on my LG Motion which was rooted, and it went into a boot loop. I hard reset it, but it is still stuck in a boot loop. Help me out, please? If I need to ...
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1answer
53 views

Android Os problem

I necessarily deleted a folder called app (it contained the basic apps .apk files and other files for example: calculator.apk) on my samsung galaxy mini. After that everything seemed to froze, so I ...
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435 views

Samsung Galaxy s3 stuck in endless loop

When I turn my phone on, it shows the start up "Galaxy s III etc etc..." but then does it all over repeatedly. So far, I have tried removing the battery; I have left it sitting for two days; I ...
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1answer
359 views

What can I do to save my Samsung Galaxy from a bootloop?

I have a relatively old phone that I would like to make some use of again. It's the GT-I9000, and it's currently stuck in a bootloop. I'd like to install CyanogenMod on it. I've already flashed it ...
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0answers
939 views

Note 10.1 stuck in restart loop

I bought the Note 10.1 two months ago. But now my Note is stuck in a restarting loop for a second time. First, it happened last month. I already got that fixed by the service center. I asked the ...
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0answers
4k views

Sony Xperia Z stuck in a bootloop

My Xperia Z is stuck int a bootloop. It goes up to the colorful waves and then it restarts. It was connected with USB in charging mode. Suddenly, it starts restarting. I thought it might be carrying ...
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0answers
219 views

The odyssey for CM10, all i get is a bootloop. How can i solve this?

I'm here to discuss about the unlocking of my new LG Optimus L5. I'll start saying that it come oot with Android 4.1.2 and the LG mod v20b. I wanted to delete all the LG stuffs that slow the phone so ...
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0answers
678 views

Kindle Fire HD 8.9 stuck in boot logo after root

After rooting my KFHD, which was successful, I rebooted into TWRP. The screen went off after a while and did not respond to any buttons, so I hard reset it. Since then, KFHD has been stuck on boot ...
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2answers
4k views

Samsung Galaxy S stuck at bootloop

I've bricked my old Galaxy S (GT-I9000) into a bootloop. Trying to fix that, I've uploaded Semaphore's ClockworkMod Recovery to my device successfully via Linux. However, when I press ...
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1answer
117 views

My phone is rebooting on its own

My phone ( Xperia Z ) is restarting on its own every second its not coming up to the homescreen when its restarting it hangsup and restarts again i have no option of connecting it to my pc as well, as ...
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0answers
70 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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1answer
256 views

Nexus S bootloops after trying to apply OTA update

I have a Samsung Nexus S which I bought off my friend. A system update popped up and I hit accept without even thinking about it but the phone said I had to charge it so I did and left it for an hour ...
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0answers
2k views

How do I get my HTC Desire out of the boot loop?

I just screwed up my HTC Desire. I had some low memory issues so I decided to power it off. I then went into 'recovery', and then 'mounts and storage', and then 'mount /sd-ext'. At this point it went ...
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691 views

Sony Xperia Neo V caught in boot loop

My Sony Xperia Neo V mobile cannot load the desktop screen, menus and all. The mobile gets started and shows the "SONY" and "XPERIA" splash screens. After that, again the phone gets restarted and ...
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0answers
5k views

Samsung Galaxy Tab 7 (GT P1000 with 2.2version android) stuck in boot-loop on update to CM10

I have a Samsung Galaxy Tab 7 (GT P 1000) with Android 2.2. A couple of days ago, I decided to update my Tab to JellyBean, and I searched the web for its procedure I found a HowTo at ...
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0answers
5k views

Samsung s duos restart problem

My Samsung S duos keeps restarting! It boots up but automatically restarts after 30 seconds Here are the things I've tried: I have already removed battery, put back in; still the same result. I ...
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1answer
4k views

Galaxy fit stuck at boot screen

My galaxy fit became unresponsive after the phone memory got full, so I removed the battery and replaced it back. Now my phone is stuck on the booting screen, it just shows the glowing samsung text ...