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

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750 views

Secure boot error, Cause: boot certification verify

My LG Spectrum 2 (Verizon) has recently started having a variety of boot problems. Problems include any of the following: Boot-up hang on the LG splash screen "[1160] Secure booting Error! Cause: ...
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1answer
5k views

How can I recover files from a phone that won't boot?

I have a Galaxy SII, and it is stuck on the boot screen. How can I recover the files on the phone?
3
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1answer
8k views

Is it possible to boot an Android phone from a USB drive?

Is there any way to boot an Android phone* from a bus-powered USB drive**? If so, what are the steps to achieve this? * E.g. one with USB OTG functionality. ** E.g. a flash drive.
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1answer
248 views

Galaxy Nexus I9250 stuck on x logo after updating yakju to takju

My Galaxy Nexus I9250 gets stuck on X logo after I updated yakju to takju (4.2 factory images for takju). How I can fix this?
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0answers
179 views

Tablet fails to boot up completely

My Crystal View Android Tablet wont turn on all the way, it shows a few power on screens but then stops on the Android loading screen and stays there, What do i do?
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0answers
121 views

HTC desire SV not starting after cache clear

My HTC desire SV is not starting after cache clear. I am facing the problem when I tried to restart my phone, it is not starting up after that. I have tried all possible ways to start the phone, but ...
0
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1answer
166 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?
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0answers
90 views

Cannot install boot animation on Nexus 4

I want to create a boot animation for my rooted PA 3.99RC2 Nexus 4, and all seems to work properly in both BootBox and Boot Animation Previewer. However, when I restart my phone to try it, it comes to ...
1
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1answer
100 views

Android runs ON Linux?

I bought an Android PC from Amazon and found it booted Linux then booted Android. I mean literally booted Linux (penguins splash), then booted Android (Android splash). I contacted the vendor asking ...
3
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1answer
291 views

Low level Android kernel hacking

Where can I find information regarding low level kernel hacking on Android? For example, I'd like to know how the device boots and follow the execution path from that point. Where exactly is the code ...
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0answers
17 views

Hello. How can I forcibly prevent specific apps from starting at boot? [duplicate]

I would like to force a few apps in particular to not stop when I boot, reboot, etc. The reason why is irrelevant ... I would like to know if or how Aneroid OSes, in general, load apps into memory, ...
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3answers
23k views

samsung galaxy s2 continually flashes and will not turn on

I hope someone can please help me!! I have had my galaxy s2 for about 1 year with no problems until now. I have never dropped the phone or gotten it wet etc...today I forgot to pay my bill and phone ...
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0answers
732 views

How to create start up scripts using the init.d folder?

In this answer to a question I asked a while ago, he said it's possible to have a script executed every boot. I created a file (without extension) that contains the following: #!/system/bin/sh ...
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1answer
239 views

Can I run scripts on startup on rooted Galaxy Note 3?

I want to be able to run a shell command (e.g. mount) on startup on my Galaxy Note 3 (stock rooted Android 4.3) Typically on Linux that'd be done using /etc/init.d but I don't have that directory on ...
4
votes
2answers
41k views

Flash boot.img without using fastboot USB

So I've recently rooted my phone and tried a ROM or two. I find it really handy that you can use TWRP recovery to install another ROM from the SD card, you don't need to have it connected to a PC. ...
7
votes
4answers
55k views

Galaxy S GT-I9000: how to fix boot to recovery with Volume up+Power?

I have Samsung Galaxy S (GT-I9000) and I've installed Cyanogenmod 10 M2. I can reboot into recovery from Cyanogenmod (Hold Power button, select Reboot and Recovery). However, I cannot boot directly to ...
2
votes
1answer
323 views

Is it possible to keep track when my Android phone is startup and when it is shutdown?

Where can I get the information about when and what time my Android phone is being shut down and also being start up. (shut down / start up - meaning that someone press the Power button to cause it to ...
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0answers
442 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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0answers
179 views

Stuck on boot after flashing a custom ROM

I read some info about rooting and installing custom ROMs on my Samsung Galaxy Ace S5830. I followed the tutorials and got stuck half way - now I believe I did something wrong. The phone is now ...
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0answers
136 views

How to boot into recovery Xperia Z running Cyanogenmod?

My Xperia Z is already using Cyanogenmod ROM. Now I need to boot into recovery to install GAPPS. However, holding power button + volume up does not result in anything. Holding power button + volume ...
3
votes
2answers
448 views

How to interrupt Android boot sequence to force it boot to Linux kernel only

I am trying to do some low level performance testing related to device processor cores through adb which I feel it is affected by Android background services and system stuff. As I know that the ...
0
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0answers
63 views

how do i access files in my sdcard during the boot of galaxy gio

i want to acess a file in my sdcard during the boot menu of my galaxy gio but I cant, I have tried to boot my phone, during the boot menu I selected sdcard but I was not able to access the file I ...
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0answers
2k views

Want to change boot screen(with Samsung logo) appears before android animation in Samsung galaxy tab

I am an beginner to android, but now i want to replace boot images like Samsung galaxy logo which appears during boot time in my Samsung Galaxy Tab. I have used many file managers like root explorer ...
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1answer
4k views

How can I enable adbd during boot on Cyanogenmod?

I am stuck during the boot process, at first before entering the passphrase for /data and now at the SIM PIN screen. At this point, adb is inaccessible (normally adbd would start up after unlocking ...
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2answers
735 views

How does Startup Manager block startup apps?

I am using the market app Startup Manager on Android, but I am a little bit concerned in the way that it operates. Is it effectively runnning every time as a daemon and thusly keeping the apps from ...
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0answers
194 views

Galaxy S2 won't turn on properly

My Samsung Galaxy S2 wont turn on properly, it just flashes the boot screen. I've tried taking the battery out and turning it on without the SD card. What should I do? I don't want to factory reset it ...
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0answers
313 views

Xperia Sola stuck at Sony Xperia logo after rooting and rebooting phone

I rooted my Sony Xperia Sola. After that, I installed Font Installer. I restarted the phone, but now it just displays SONY .. Xperia.and Its not openig with the flash mode or with the fast mode How ...
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1answer
590 views

How to ensure dalvik-cache and lib are linked to SD on boot?

Recently, I upgraded my htc-desire with a bigger SD Card with a partition of 512Mo on it. I installed link2sd to place apps on SD card ext4 partition. Then I had to create by hand, the mount script ...
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votes
1answer
1k views

Android does not boot because of missing apk files in system/app folder

I moved the question from http://stackoverflow.com/q/15872848/1665807 I have a rooted Huawei u8825d phone.I want to know if there were no apk files in "/system/app/" folder. So,I moved these apk ...
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2answers
412 views

I can not reboot my Glaxy s 9000

I was running CynogenMod 10 successfully on my Galaxy S 9000 till I got an update message which I unfortunately applied. It seems it could not get access to my apps installed to sdcard. Unfortunately, ...
0
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0answers
39 views

Pulling boot.img [duplicate]

I want to pull boot.img from my phone for rooting. I am using Ubuntu 13.04 PC with android SDK and adb drivers installed. I tried to root my phone in many ways. But there are not much tools available ...
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0answers
157 views

Battery Drains out Suddenly

So here is what happened! I was simply going though my phone (Canvas HD running Jellybean) when suddenly it hangs and then shuts down. I try booting it. It turns on but goes off again. I try it yet ...
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0answers
98 views

Booting Android from nand with bootimages

I am trying to add recovery system in a new Android board. I was able to generate recovery.img, boot.img, ... Since we are using nand memory, my question is is it possible to boot android images ...
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0answers
374 views

Can't boot because of deleted com.android.launcher2

Stupid me deleted the com.android.launcher2 apk file (located in system/app) thinking that my tablet will boot with another launcher I installed and now it doesn't boot up (gets stuck in loading ...
0
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0answers
87 views

htc desire wont boot

I was running JellyBean when my camera wouldn't respond. I tried to factory reset and re-install JellyBean. I think it installed too fast to be proper, it took maybe 45 seconds then rebooted. Now ...
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1answer
2k views

How to use Tasker to kill apps on/after device boot?

I have several apps auto start at boot, and it's really not necessary. So I'm trying to use Tasker to kill them on/after device boot. Tasker has a "Event - Device Boot" option, but it seems that does ...
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0answers
595 views

How can I install install android v2.3.7 os gingerbread for vodafone smart ii?

My Vodafone smart ii does not proceed after powered on. It sticks on the initial animation and does not go to home screen. what should I do? How can I find and reinstall its operating system?
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0answers
180 views

Boot from SD card

As PC can boot from CD or USB I wonder if android devices can boot from SD card? Could it be used for repairing original bootloader?
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2answers
919 views

HTC Desire won't boot - buzzes 7 times instead

I've just bought an HTC Desire and it seems to have stopped working. On startup, I just get the O2 splash page, then it buzzes 7 times, and that's it. I tried holding down the Vol down key, then the ...
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2answers
563 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 ...
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2answers
2k views

Galaxy Pop Gt-S5570 Is Stuck At Samsung Logo After Installing Cynogenmod 10.1

I tried to install Cyanogenmod 10.1 on my galaxy pop gt-s5570 using clockwork recovery 4.0.0.5... Installation of cynogenmod 10.1 (cm-10.1.0-RC5-GT-S5570-tass) and Gapps successfully completes but ...
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votes
2answers
1k views

How does one disable the media scanner? (obviously on a rooted device)

Running a rooted Galaxy S2 with DarkyROM2 2.3.5 & SuperCore kernel. I have a 32 GB microSD card in addition to the 16 GB internal storage, and it takes ages to scan both when the phone boots. At ...
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3answers
3k views

Is it possible to Boot into Safe Mode on an Android Device as a Precautionary Measure If Required?

Is it possible to Boot into Safe Mode on an Android Device, similar to booting up into safe mode on a Windows PC ? An example being In Windows if you were infected with a virus you may want to ...
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2answers
6k views

Samsung s duos not booting into recovery

I have flashed the recovery.tar using odin by following this tutorial http://www.droidiser.com/2012/10/how-to-root-samsung-galaxy-s-duos-install-cwm.html but after this,when I try to boot into ...
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0answers
59 views

why my htc status goes back to its rom defult settings after restart?

i have HTC status i had unlock and root my phone and also i created a 2nd ext3 partition which i linked it with Link2SD in order to improve internal memory. then i installed a bunch of different ...
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2answers
279 views

Samsung Galaxy s3 won't boot

My Samsung keep booting up and then after the intro where it should show my home screen it showing a blue flashing Samsung sign with the Led light glowing blue as well. I have tried taking out the ...
1
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0answers
2k views

Auto boot when charger connected (for HTC Magic)

I want to let Android OS to boot automatically when the charger connected (for HTC Magic) without pressing power button I found this guide: Complete boot when charging If your phone only gets one ...
1
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1answer
6k views

How to boot to ClockworkMod recovery with Galaxy5 GT-i5500

I have ClockworkMod recovery installed on a phone (Samsung Galaxy5 GT-i5500, I have used it in the past to flash ROMs). The phone is currently not booting, just shows the Samsung logo. I want to get ...
2
votes
1answer
5k views

HTC One X Does not charge or turn on

A day ago my HTC One X would not turn on. When I booted into developer mode it said at the top "**LOCKED**" and "Security Warning" (or something similar). It also said "cpu-bootmode: disabled". I was ...
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0answers
93 views

Exotic case of Galaxy Nexus not booting

Symptoms : Put battery into Galaxy Nexus (tried with two different including a brand new one) Plug cord to USB host or charger Large battery charge indicator icon appears in the middle of the screen ...