Use this tag for issues with the "boot-process" of your Android device.

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0answers
3k views

Nexus 5 won't start stuck on loading screen

My Nexus 5 has been stuck on the loading screen. After turning it off it wouldn't start and after showing the "Google" logo would just spin the 4 coloured dots for hours on end. I tried a few things ...
1
vote
1answer
38 views

Droid-2 stuck at boot

When I woke up this morning, I found my good old Milestone² (aka Droid 2) in what first seemed a boot-loop: Google logo, CM boot animation, off, repeat – with the "off" state lasting a couple of ...
0
votes
1answer
86 views

Inves Wibook 660lt stuck on boot after update

My boss recently went to spain and bought himself an e-reader running Android, the wibook 660lt. He did an OTA update of the OS, but now it's stuck at the screen with a triangle with an "!" in it, ...
4
votes
1answer
82 views

A different kind of Safe-mode?

I was playing with some Xposed modules on Galaxy S4 Mini phone and then after applying some changes, it stopped booting and stuck on boot logo screen. So, i tried to boot it up again in safe mode by ...
2
votes
0answers
181 views

Understanding the Android boot

I really want to run pure Linux on my Android-based device (please, no chroot, etc. suggestions), and I want to fully understand how my device boots, from the bootloader as far as the init system. I'm ...
1
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0answers
37 views

Sony Xperia Z1 will not boot up

A month ago, i used Kingroot to root my Sony Xperia Z1 running lollipop . Today, my dad called me on the phone and i picked up. 5 minutes later, the phone will not boot up. I thought that the battery ...
3
votes
0answers
240 views

How to change the boot logo, Not the bootanimation 4.2.2

Im trying to find out if I can change the boot logo, the one that shows up right before the bootanimation. Currently it show's me a linux logo. I am looking to either completely remove it or change ...
0
votes
0answers
53 views

how to flash boot.img on Samsung gt-s6012?

I have complied my source code and brought up zImage and I have ram disk file. Using mkbootimg tool I created my own boot.img. Now how can I flash that boot.img on my Samsung GT-S6012 mobile. As I ...
0
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0answers
45 views

Correct build choice for Nexus 7 lunch

I've been trying to install a kernel/bootloader/etc for my Nexus 7 wifi only model tablet and got this error from fastboot flashall, Device product is 'flo'. Update requires 'msm8960' or 'deb'. ...
6
votes
1answer
2k views

Show boot log at boot instead of boot animation?

I have a Nexus 5 running CyanogenMod 11. Normally, my boot animation looks like this: Instead of this, I'd like to have something that simply shows me the contents of dmesg, or something else that ...
1
vote
2answers
4k views

How to Backup when Samsung G S3 not booting stuck at Samsung logo?

How to Backup when Samsung Galaxy S3 not booting stuck at Samsung text logo? I can boot in the "Android System Recovery" Mode using "Volume Up"+"Home"+"Power". I don't have ADB USB Debug set up. ...
2
votes
0answers
37 views

What to do when delete data option doesn't work?

I wanted to know if I can fix my Huawei tablet. It stopped suddenly and it didn't boot up normally. I forced it to boot by holding the power button and now it got stuck at Android logo. I tried wiping ...
1
vote
3answers
1k views

Nexus 7 Not Booting; Backlight Turns on while Charging

A friend of mine has a Nexus 7 2012. Although it used to work, it now won't turn on. I would mark this off as a broken battery or screen if it were not for this one oddity: the backlight turns on ...
2
votes
0answers
749 views

Samsung Galaxy S2 (i9100) stuck @boot & unable to flash

Nearly three years ago my Samsung Galaxy S2 (i9100) system completely broke (after about 1 or 1.5 years of what I would call normal Samsung usage :D - a lot of errors and problems, but usually ...
1
vote
1answer
373 views

'Authorization Failed' toast message at startup

Every time I reboot my HTC One M8 Google Play Edition running 6.0 Marshmallow, there is a toast message that reads 'Authorization Failed' with no other information on what actually failed. Any idea ...
1
vote
1answer
173 views

Boot into specific Hangout with one person

I would like my tablet to boot up into the Google Hangouts app, and open the conversation with a specific person. I'm able to open the Hangouts app easily with this app (or one of the many like it), ...
1
vote
0answers
253 views

How to make marshmallow obey `ro.secure=0`

I'm using a Nexus 5X with release 6.0.0 (MDB08M). I unlocked the bootloader with fastboot oem unlock, then created a boot image with a /default.prop file containing ro.secure=0. This appears to ...
2
votes
0answers
64 views

How to perform emergency call while “Android is starting…”

Sometimes when I start my phone I get this "Optimizing app" thing that takes about 10 - 20 minutes for it to finish. During this operation phone is unusable and reset doesn't help as the operation is ...
0
votes
0answers
27 views

how to fall back to old binary after deleting required system app and causing no boot?

I am using Micromax Canvas Turbo A-250 I was having some malware issues ,which every second downloaded some random application and launched it automatically. I rooted my phone using King Root , then ...
-1
votes
1answer
223 views

LG G4 not restarting

My device is rooted. It was working fine for months. But suddenly it struck and now its not restarting back. It struck at LG logo. I have no idea why its happening. Also, it is rebooting again and ...
0
votes
1answer
113 views

What can happen when you flash a bootlocked device?

This will probably not be done in practice, but I like hypotheticals. I believe that when you flash a custom recovery on a bootlocked device the stock recovery will just be flashed back on reboot. ...
-1
votes
1answer
143 views

Phone stuck at boot animation after Andriod 6.0 Update [duplicate]

The four dot animation is endlessly running after Android 6 update in Nexus 5.
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2answers
279 views

Moto E on Lollipop has KitKat's boot animation

I have a Moto E 1st Gen. When I updated to Lollipop, my boot animation updated too, but a few months later I did a hard reset to my Moto E. All was great, but yesterday I noticed that my boot ...
0
votes
1answer
90 views

Sharp SH7218U doesn't boot after formatting system partition

I formatted /system on my Sharp SH7218U. Now it won't turn on/boot up. The screen doesn't turn on at all, even after removing battery or plugging into PC. PC says "unrecognized device plugged in". ...
0
votes
0answers
65 views

Auto VNC on startup

I have a Lenovo Yoga Tab 3 tablet running Android 5.1.1 How can I setup a VNC viewer that starts automatically on startup and also re-connects automatically when connection is disrupted? In Windows, ...
0
votes
0answers
81 views

REPAIR U-Boot exynos4412

How to repair U-boot to MEIZU MX2 (Samsung Exynos 4412 Quad) I connect to my phone using UART-USB(RS232) to Win7. It happened after I changed the values of the variables in ENV, This is the factory ...
0
votes
1answer
429 views

Phone wont boot

Yesterday I got an Acer Liquid Z410. After installing some apps and checking out the phone, I charged my phone fully. Then I was trying to acces my phone again but it was off. So I tried to access it ...
1
vote
1answer
2k views

Mediatek-res.apk causing bootloop

Right, so I've been an absolute idiot and I uninstalled mediatek-res.apk. I was probably very tired and I was stupid enough to forget to make a backup in recovery. The phone is a Chinese clone (Jiake ...
20
votes
6answers
65k views

ADB can discover devices but not fastboot

I've searched on the web about this problem and it's usually solved by installing the appropriate drivers. Problem is I'm on a Mac. When I plug in my device, it can be discovered when I run adb ...
0
votes
3answers
12k views

Phone doesn't start. USB Debug is off, can't connect pc for recovery

I have a Huawei Ideos X5 phone. It is rooted. When I took the battery out and restarted it the other day, it didn't open: the device starts, shows the "Ice Cream Sandwich" logo – and there it stays ...
0
votes
1answer
158 views

stuck trying to fix bad Android 6.0 update

When manually updating my Nexus 9 (Wifi) to Android 6.0, I forgot to flash the cache.img and vendor.img images. Now my Nexus 9 is stuck at the Google boot screen (just says Google, no animation). How ...
0
votes
0answers
51 views

Samsung Galaxy Note 10.1, Developer's Edition stuck at intro screen

A couple of years ago I bought a pre-production Galaxy Note 10.1 on Ebay. The serial number was 000000000. It was actually a Galaxy Tab 10.1 body with Galaxy Note software. Unit was sent to the ...
0
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0answers
28 views

tablet stuck on splash screen.

This is the output from logcat. The Netd 1.0 starting message repeats indefinitely. Any thoughts on how to recover this other than re-flashing the tablet? --------- beginning of /dev/log/system ...
0
votes
1answer
257 views

Samsung Galaxy Tab 3 wont boot after rooting

I try to Root my Samsung Galaxy Tab 3 with KingoRoot using pc. after that it restarted, but now it won't boot. when i try the button combination, home+power+vol, tab goes into downloading, odin, mode. ...
1
vote
1answer
38 views

GS4 not turning on, battery full, no screen activity or rumble

(Keyboard finicky, sorry for any errors!) Alright, so I have this GS4 that I got secondhand. It worked fine for a while, but now there is no activity AT ALL. I have tried Recovery Mode, normal boot, ...
2
votes
2answers
1k views

Can downgrading OS make Xperia Neo V, boot after a boot loop

My Neo V MT11i was upgraded to ICS a few days ago. Today when I turned on bluetooth, it started to reboot repeatedly. I tried to hard reset using sets of button as posted in some blogs but still I ...
2
votes
1answer
206 views

Fast boot up on iMX6

I'm working with a development board based on Freescale i.MX6 ARM Cortex A9 processors. You can have more info about the board on this link. The Android version I'm using is the one provided by the ...
0
votes
0answers
115 views

Can I access user data on my phone that can no longer mount efs, system, cache, etc. on its own?

My Galaxy Note 2 decided to reboot this morning but failed to get past the logo. Entering recovery mode, I am greeted with messages such as: E:failed to mount /efs (No such file or directory) ...
1
vote
1answer
1k views

HTC One M8 doesn't boot up completely after Lollipop update

How can I get my M8 to boot up again? It freezes at the white screen where it says htc. Some background: To run the software update on my rooted M8 I had to put stock recovery back on it. I did ...
0
votes
0answers
71 views

Android User Space Boot-up with Vanilla Kernel

After so many conflicts between the mainline Linux kernel (vanilla kernel) and the Android kernel (vanilla kernel + Androidization patches), in 2011 the essential drivers required to run Android ...
0
votes
1answer
279 views

Desire sv does not start after clear cache

I cleared cache memory of my HTC Desire SV then tried to restart the phone. It does not start. I have also tried hard boot on this phone but result is same. How can I get my phone to boot again?
0
votes
0answers
26 views

My tablet wont boot up after updating into i8150gpu

please help me im using Huawei mediapad 7 lite and rooted it with kingoroot,,,, so after surfing the web, I found out that i8150gpu increases performance, so i tried it. I followed the instructions ...
1
vote
0answers
115 views

Stock LG-D500 Bootloop. Factory Reset only temporarily fixes

I checked a few of the other links/threads. Mostly it seems like people changed something (ROM, or went in a did something to permissions) whereas my phone has no changes made by me. There are/were ...
0
votes
1answer
11k views

Android mx tv box stuck at mbox logo

My Android TV box always gets stuck at the Mbox, "make your life colorful" logo, but it never goes to home screen, and also when I put the TV box into recovery mode I can't select anything, it just ...
0
votes
2answers
617 views

Best to block autostart apps, or let them run at boot time?

When Android was still a baby green robot, I would go through all user-installed apps (not system apps), and turn off autostart privileges on most of them. This would make the Android device boot ...
0
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0answers
42 views

Why can't I turn on my tablet?

I have tried to turn on my Alldaymall Tablet TP001, but nothing I do seems to work. I've tried turning it on and holding down the volume button at the same time. Nothing so far seems to be doing the ...
1
vote
0answers
24 views

ZTE Score only booting to recovery

I have a ZTE N788 MTS352 CDMA Mobile unlocked to use any CDMA in India. Rooted it perfectly. Deleted unwanted APP, by mistake deleted one sys app "wall paper change"- after that mob. not working. when ...
0
votes
0answers
256 views

HTC Desire VC turns off automatically after showing boot logo

I bought a new set HTC Desire VC t328D CDMA in India on 15-Aug-2015 which worked OK for one day, but on charging it got halted. In Android OS I tried all the methods to bring it back to life through ...
0
votes
1answer
512 views

Where to get help for unrooted phone that won't boot after switching from original carrier?

Recently my LG-P659 phone, originally from T-mobile, has had a lot of apps crashing or exiting for no reason, and today it can no longer get past the splash screen on boot-up (if it gets even that ...
2
votes
1answer
7k views

After splash screens, Moto G screen goes black. Stock recovery won't start either. What to do?

I have a one-year old Moto G (1st Gen) that suddenly today refuses to boot usefully (a boot loop? Not sure.), has a blank dark screen but backlight stays on. Tried to restart it using the power off ...