Questions tagged [boot]

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

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65
votes
1answer
300k views

How can I stop applications and services from running?

When my phone starts up there are several application/services running in the background that I would rather not. And when I press the Home button while using an app, that app usually goes into the ...
23
votes
1answer
12k views

Can somebody explain the boot process of an Android device?

From the user's perspective when switch on the phone, I see two boot animations in my LG P500 running CM10. The first animation is from LG and the second animation is from CM10. Then it settles in ...
49
votes
5answers
138k views

How can I run a script on boot?

I'm accustomed to running scripts on boot in Linux, but I'm not sure how to do this in Android. I'd like to start my SSH daemon on start, so I'll always be able to connect. How can I run an arbitrary ...
31
votes
10answers
95k views

Android x86 Marshmallow not booting on Virtualbox and VMware Workstation

I've downloaded the latest Android x86 (android-x86-6.0_20160129.iso) from here and tried to install it to the HDD on a VM in VMware Workstation and in Virtualbox. The installation seems to proceed ...
18
votes
1answer
150k views

Open an app on startup/after booting

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 ...
8
votes
2answers
29k 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 /...
13
votes
2answers
22k views

How to use android phone without battery?

Some android phones have removable batteries, and others are non-removable. It is the battery capacity that makes the device alive for hours. Also, the device can be used while charging. My question ...
4
votes
2answers
1k views

I Accidentally Deleted the Launcher

I was making some tests on my android phone and I accidentally deleted the launcher from the system partition and I forgot to copy the new one to the system partition again, and the phone doesn't show ...
15
votes
3answers
61k 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.
34
votes
8answers
144k 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 ...
1
vote
1answer
2k views

Cannot boot Android-x86 on PC - Emergency remount

I have a 10.1 inch notebook with Linux, but would like to dualboot with Android x86. The ISO file works perfectly in VirtualBox, VMware, and on Live USB. I have tried both install from the Install ...
7
votes
2answers
44k 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?
5
votes
1answer
2k views

Backup/dump kernel image (and full ROM) without root for Mediatek Devices

I would like to pull the boot image of my device Pipo N7. I don't have root. I found the following link: Backup/dump kernel image without root or twrp/cwm` But when I try to find /dev -name 'by-name'...
19
votes
2answers
28k views

Does android keep a log of when it starts?

I'm making a parental control/accountability app for android. It consists of a monitoring service that runs in the background and starts when the phone is booted. Unfortunately, I have found that ...
15
votes
1answer
10k views

What is the difference between aboot and boot?

I'm looking through my device and I noticed within /dev/block/platform/msm_sdcc.1/by-name that there is boot and aboot partitions. What is the difference between them? Mainly what is aboot?
2
votes
2answers
23k views

Can't pass the initial setup wizard on SG3 with broken screen digitizer

So i burned digitizer on i9305 by flashing corrupted recovery. Then i flashed new working custom ROM and recovery, after Stock JB tried some KitKats like MoKee, Omni, CyanOgen 10/11 but i'm facing the ...
2
votes
5answers
35k views

How to enter password for decrypt without system keyboard on android

I was trying to release some internal memory on my CUBOT GT-99, so I started disabling some system apps using one rooted app. One of apps I was disabled is system keyboard because I don’t use it ...
1
vote
0answers
3k views

How to install fastboot drivers? [duplicate]

I have a cheap clone android (benss b3) that I managed to connect to win 7 by editing the .inf file in usb drivers. Now I want to load different ROMs via fastboot. However, when I boot to fastboot ...
8
votes
4answers
38k views

Turn phone on with ADB or Fastboot?

My power button seems to have busted, is there a way I can boot my phone using ADB or Fastboot or some other command line interface?
4
votes
2answers
8k views

Set Warranty Bit: Kernel

So whenever I boot up my device or restart it I see a little yellow message in the top left corner of the screen that reads "Set Warranty Bit: Kernel." I have researched this issue and learned that I ...
2
votes
1answer
3k views

Can't start Android 8.0 Oreo on emulator: “Decryption unsuccessful”

I recently downloaded system images for API Level 26 (Android 8.0), on my SDK emulator but unfortunately I can't boot the virtual device all the way to home screen. I'm stuck on the following screens:...
2
votes
1answer
3k views

Launch app on start (even SD card apps)

I'm pretty sure (despite of haven't seen them) that there are a few question about running some app when you turn on the phone. But I want a something a little more complex here. I have a few apps to ...
2
votes
1answer
996 views

Can't boot my Htc Wildfire S after deleting Sense

I wanted to free up some internal space. So I decided to delete some pre-installed apps. Then I accidently removed an app called HtcSense.apk. As I rebooted it didn't manage to start anymore. I would ...
0
votes
3answers
3k views

Nexus 7 (2012) won't charge or start after a series of problems

A year or so ago, I bought an old Nexus 7 that was very slightly used (I took it off my girlfriend's hands). Everything worked fine, but I barely ever used it. Two days ago I broke it back out. I ...
10
votes
2answers
125k 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. ...
13
votes
2answers
108k views

Nexus 5 stuck on “flying color dots lollipop” screen after Hard Factory Reset

I just did a wipe data/factory reset on my Nexus 5. I followed this YouTube tutorial. I'm stuck on the boot screen, which was my problem in the first place, and it's been on the boot screen for 25 ...
9
votes
4answers
97k 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 ...
8
votes
6answers
10k views

How to run a script on boot in CM12.1?

Most questions I can find related to this are dated 2011 and thereabouts, so perhaps it's not too surprising that things have changed since. I've tried a whole bunch of things, with no results ...
14
votes
1answer
25k views

How can I reset my developer options, or otherwise boot my Galaxy S2 on CM10.1 again?

I have a Samsung Galaxy S2 and the ROM I'm using is CM10.1. I was messing with the Developer Options and I saw an option called "Simulate Secondary Display". I clicked that and selected 720 then it ...
3
votes
0answers
11k 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 ...
3
votes
0answers
2k views

How can I change preferred network type through a script (or terminal command)

I'm currently attempting to create a workaround for a problem that is plaguing a ROM that I'm using. While my phone and ROM are capable of using LTE, and use it perfectly fine, the "preferred network ...
3
votes
2answers
50k views

what is the download mode

could anybody explain what is this download mode? As described in here How to root Innos A35 as I hold vol up +vol down 5 seconds and at the same time connecting the USB cable to my computer it shows ...
3
votes
2answers
1k views

Run a particular app on boot

I have a phone running Android 4.0 and I wish to know if it is possible to turn this phone into a dedicated calculator? When I say dedicated I mean - once the phone is turned on, it boots directly to ...
2
votes
2answers
4k 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 ...
2
votes
0answers
932 views

Nexus 4: Stuck on boot animation for baseband version != 2.0.1700.48 and android version > 4.3

The symptoms I'm seeing seem to be common, with many suggested solutions, none of which I've found to solve my case. I'm not sure to what extend it is related, but it happened after the screen was ...
1
vote
1answer
671 views

Booting into twrp unsuccessful

Followed the steps mentioned in http://www.droidape.com/install-twrp-and-root-moto-g-2014-2nd-generation/ installed twrp successfully. But as I try to get into the recovery the screen shows the ...
1
vote
1answer
5k views

Moto E is not switching on after changing runtime to ART

I changed the runtime option from Dalvik to ART. It asked for a restart. When I did the restart, Moto E has been stuck in boot time. When I hold the power button for sometime, it starts again. It ...
0
votes
1answer
2k views

Lollipop - Apps not autostarting

I have Alcatel 5054D with Lollipop (5.1.1) on board. I noticed that some apps are not starting on boot or on events that are fired by the OS. For example, when my phone was not rooted I tried to ...
4
votes
1answer
267 views

LG Optimus P690 - how to launch silently

Is there a way (without rooting) to skip the startup sound on LG Optimus P690 if sound was not disabled before turning the phone off?
4
votes
3answers
6k 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 ...
4
votes
1answer
2k views

G1 Unable to get past android boot logo

I have a T-Mobile G1 (HTC Dream), this morning it vibrated once and then restarted, it then went to the android boot logo went through that and stopped at a black screen. I've tried pulling the ...
4
votes
1answer
2k views

Problem with updating CyanogenMod - Phone will no finish booting up

TL;DR Updated CyanogenMOD with ROM Manager and when it rebooted it is stuck on this screen: I have an EVO with cyanogen 7. The ROM Manager app notified me of of an update. I clicked through ...
3
votes
0answers
1k 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 ...
2
votes
1answer
4k views

Startup apps not running at start up

I've recently purchased a Lenovo Vibe K5 mobile. The phone runs Android 5.1 Lollipop with the Lenovo UI layered on top. I have been facing a strange problem. Apps that are set to start at startup ...
2
votes
1answer
2k views

Allow instant boot after phone with empty battery is connected to power

Let's say my phone is out of battery, and has turned itself off. I get to a charger, and connect it. Maybe I need to make an urgent call. But my phone refuses to boot until the battery is at 5%. It ...
2
votes
2answers
4k views

Android 2.2 - How to see applications that run at start-up [duplicate]

Possible Duplicate: How can I prevent applications from running on startup? Hello! Is it possible to see which applications are set to run at startup? For example, the idiots at Yahoo made the ...
2
votes
2answers
669 views

Stuck at Google screen, recovery mode just turns the screen black

I have rooted my Nexus 5 and installed CyanogenMod (Android 6) a few months ago. It has always been running fine, but today while scrolling a web page it froze, so I long-pressed the power button to ...
2
votes
1answer
235 views

How to add an image to the hard-disk of an android phone

Dont mention about custom Roms, I want to load an image into the hard-disk and be able to access it from a computer can I do so? I want to know how to write to memory, and that includes wipping off ...
2
votes
3answers
10k views

Adding service to run script in init.rc doesn't run

I researched previous questions with this topic but unfortunately nothing has worked. I am trying to disable status bar from users sliding from top of device upon bootup with this command to the adb ...
1
vote
0answers
183 views

Oneplus one is not starting as expected

My OPO(One plus one) with cyanogenmod (last update in August 2016) purchased 2.5+ yrs back, is not starting when it is connected to USB or starting to fastboot mode when it is not connected. It is ...