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Questions tagged [boot]

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

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Android x86 - Blank screen after choose installation from Grub menu

After Downloaded Android x86 64-bit ISO file from here Created bootable installer USB drive using Rufus with this specs Partition scheme : MBR Target system : BIOS or UEFI File system : Large FAT32 ...
stackunderflow's user avatar
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0 answers
16 views

Itel Prime Tab 1 phone only shows the logo on boot

I got my Itel Prime Tab 1 fixed today and it only shows the logo. I went to fix the charging system, and it has been about 1 year since I last switched it on. When I charge it, only the logo shows. I ...
Jo anne's user avatar
1 vote
0 answers
28 views

Setting a date on startup

I'd like to know if there's any way I can change the date settings on startup without root access. I'm using Urovo DT50 and Honeywell EDA71, both with Android 10. The problem is, these devices (and ...
Remas's user avatar
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0 answers
33 views

What are the names for the AOSP boot states? [duplicate]

Most importantly, I'd like to know the name for the boot state wherein the device merely reports whether it is charging (or not) and how much capacity remains in its battery. However, I'd also like to ...
RokeJulianLockhart's user avatar
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41 views

Is it possible to skip the warning screen on a locked bootloader running custom firmware?

This question is from a malicious viewpoint to see if its possible that it happened in my case I have got answers before that if my bootloader is locked then a factory reset(/even reflash stock rom) ...
yehtemeh's user avatar
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43 views

There is a cable that takes the phone to recovery mode?

There is a cable to take the Samsung phone to recovery mode. Like the jig cable that takes the Samsung phone to download mode. The tp cable automatically takes the Huawei phone to recovery mode. The ...
HadI Hesam's user avatar
1 vote
0 answers
185 views

How to start Android and bypass the SIM PIN?

How to start Android and bypass the SIM PIN? I'm asking myself why it is not possible to start/boot Android without entering the PIN for the SIM card. The smartphone is a computer, with it's own ...
PaulEdison's user avatar
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0 answers
43 views

Data Acquisition/Live Boot/Flashing What Can I Run using USB on a Boot Looping Android Device?

I am wondering if there might be a way for me to get some to "live boot" my bootlooping Samsung Galaxy S7 G930A (AT&T model, qualcomm snapdragon with locked bootloader) for data recovery ...
The Floating Brain's user avatar
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53 views

How can I fix a broken os?

I don't actually know if it's a broken OS, but, when I try to turn it on, the Motorola logo keeps flashing (the device is an Motorola G6). But it never actually turns on. When you press vol down ...
cris's user avatar
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0 answers
172 views

What do I do when my Android phone is stuck on a screen saying "select boot mode" but not allowing me to use the volume buttons to select anything?

I have a Cloud Mobile Stratus C7 and the device at first was dead so I plugged it up before powering it on. Once I did, it began showing a screen saying "Select boot mode" with the options ...
help's user avatar
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1 vote
2 answers
154 views

Primary Zygote (64-bit) only starts the System Services? And all Android apps are 32-bit?

As far as I know Zygote is started by app_process64 and app_process32 where 64 is for primary zygote that starts system services because of start-system-server flag. As we can see below in static void ...
Wei Minn's user avatar
  • 111
1 vote
0 answers
64 views

How to give an APK higher boot priority?

I have a KernelSU rooted & Xposed/LSPosed enabled Android device running Android 10. Greenify by Oasis APK can detect what receiver trigger the startup of an APK, but when Greenify boot late, it ...
Ahmad Addas's user avatar
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0 answers
61 views

How to restore stock boot image on uleFone Armor X6 Pro via fastboot?

I have a uleFone Armor X6 Pro on which I intended to install twrp, but made a mistake. Instead of giving the command fastboot flash recovery twrp.img I said fastboot flash boot twrp.img which, I ...
M92lTA's user avatar
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2 votes
0 answers
137 views

Fastboot boot twrp.img just boots back into bootloader

Im trying to boot in to the twrp.img for my Motorola Edge 20 (Berlin) because I can't flash it because my phone doesn't have an own partition for the recovery. fastboot says finished but my phone is ...
Loop's user avatar
  • 21
1 vote
1 answer
108 views

Is it possible to run comand as Termux after boot process?

I have set up a Node.js app. In order to automatically do all the things after the phone boot, I want to make a Magisk module to run a service. The command is npm start and exposes HTTP service on ...
Anas's user avatar
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0 answers
57 views

Stuck on Recovery Mode 3.0 screen in Redmi Y2 [duplicate]

My Redmi Y2 phone was working fine for long time but suddenly I found that "VOLUME UP" key is not working so I tried to restart the phone but it got stuck into Recovery 3.0 screen. It only ...
ramya's user avatar
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0 answers
55 views

Samsung Galaxy J1 shuts down after "Optimizing Android" on startup

I have an old Samsung Galaxy J1 20W that when it restarts, it goes to the 'Optimizing Android', and whenever it gets to '13 out of 13', it just shuts down and won't turn on again unless I take out the ...
Hogarth's user avatar
  • 13
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0 answers
2k views

Galaxy A51 stuck in ODIN mode after OTA update

Samsung Galaxy A51 received an OTA update last night - installed it, auto-restarted, loaded the Samsung welcome page, then loaded a bright blue screen with: ODIN MODE (AVB fail) SUPER: Build-id does ...
gorilla23's user avatar
1 vote
1 answer
3k views

Samsung Galaxy J1 stuck on "Downloading. Do not turn off target" screen

I have an old Samsung Galaxy J1 that would turn on and then go to a screen with some cogs that said 'Optimizing Android', but whenever it was just about to finish, it would shut down. I got a new ...
Hogarth's user avatar
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0 votes
1 answer
337 views

How can I save a Google Pixel 4a stuck during boot?

I got a Google Pixel 4a that is stuck during boot without obvious reason (maybe it did an automatic update and restart during the night). Whenever I start the phone, it only shows the "Google ...
Tylaris's user avatar
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0 answers
21 views

Persisting "Unfortunately, Keyguard has stopped." error pops on HP Slate 8 Plus

HP Slate 8 Plus displays Unfortunately, Keyguard has stopped. The tablet is somewhat active: it displays in the background the visible WLANs. When I hit OK in the message, it returns immediately. ...
BRX's user avatar
  • 1
10 votes
3 answers
3k views

Use fingerprint to unlock the lock screen after booting Pixel 6

Background I am trying to unlock my Google Pixel 6. Due to an accident, I lost much of my memory and in turn, forgot the lock screen PIN code for my phone. I have, however, also activated fingerprint ...
creativecreatorormaybenot's user avatar
1 vote
1 answer
2k views

Infinix Hot 12i can't boot due to dm-verity corruption

My Infinix Hot 12i on Android 11 is having this dm-verity corruption. The phone turned itself off and it can't boot. I tried to flash, but it's saying no command. Nothing is working. The phone can't ...
Tall Vickson's user avatar
2 votes
0 answers
44 views

Stuck in a bootloop after unexpected shutdown

Is there any solution for corrupted /data/system/packages files (packages.xml, packages.list) after a unexpected shutdown, without the need of formatting the entire data partition? My phone ran out of ...
Liliana Araujo's user avatar
0 votes
1 answer
3k views

Samsung Galaxy A32 stuck at 'Phone is starting..."

My Samsung Galaxy A32 restarted itself and now is stuck at this 'Phone is starting...'. I googled ways to resolve this but none work, The last option\resort is to factory wipe, but I have images on ...
Pavle Stojanovic's user avatar
0 votes
0 answers
2k views

How to boot an android TV box from a usb drive containing armbian image

So I have adb access to my android TV box, the device is rooted. I want to install armbian onto emmc. Both official and community tutorial tells me to flash the armbian img onto a usb drive and boot ...
Sam's user avatar
  • 1
1 vote
0 answers
141 views

There aren't executable/binaries inside the folder lib/x86 of Magisk-v26.1.apk file

I'm trying to enable KVM for SM-A600G (Samsung Galaxy A6 with exynos7870). I'm following the tutorial by raspiduino: At point 7: Step 7: Download latest Magisk apk and change the .apk extension to ....
Marietto's user avatar
  • 213
1 vote
0 answers
3k views

Repacked modified super.img - can't see new files

I got a Chinese phone with an MTK6761 SoC, running Android 13 (has the virtual A/B partition and DM-verity/AVB enabled). I managed to unlock the bootloader and root it through Magisk and MTKClient ...
Uriel Kaufman's user avatar
2 votes
0 answers
296 views

Samsung J5 stuck in boot-up/switch-off cycle

My Samsung J5, 2017 appears stuck and I'd like to learn whether there is an appropriate button-press sequence. (EDIT #2) EDIT Latest 28th June 2023 I bought and tried a new battery. Unfortunately ...
Puffin's user avatar
  • 121
1 vote
0 answers
79 views

Android boot password security

I recently purchased a security solution software for Android (Antivirus + additional security features). Before the installation, my phone started like this: Android logo Password Phone manufacturer ...
user1552545's user avatar
0 votes
1 answer
115 views

My phone stuck on OS boot animation but I can use adb to connect to it, how to fix it without losing data?

I have a Samsung s10e g9700 flashed with Corvus OS gsi (seems based on phh's gsi), which worked basically fine for almost a month. But when I flashed a modified system.img based on Corvus OS gsi, the ...
woyaojizhu8's user avatar
2 votes
1 answer
142 views

With magisk, how to bypass boot-time password input?

I have an phone with magisk and termux installed, and now functions as a mini server at home. Whenever I need to reboot the phone, I need to manually unlock the phone with GUI to get termux running, ...
ccaapton's user avatar
2 votes
0 answers
347 views

User-settable Root of Trust supported devices

As mentioned in Android doc Devices can optionally allow the user to configure the root of trust (for example, a public key). Devices can use this user-settable root of trust for Verified Boot ...
a farahabadi's user avatar
2 votes
0 answers
669 views

Pixel 5 bricked after normal usage

TL;DR: My Pixel 5 won't turn on. Bootloader was never unlocked, therefore it only contains stock software. I think the last update it received was the March 2023 security update. I already talked to ...
soerface's user avatar
  • 121
0 votes
1 answer
480 views

Samsung Galaxy A3 - stuck on empty battery boot screen after total battery drain

So, the battery on my Samsung Galaxy A3 drained completely. Then I plugged in USB cable, and the empty battery logo appeared - and nothing else, to graphics to indicate it was charging: I left the ...
sdaau's user avatar
  • 251
1 vote
0 answers
275 views

Android-13 : help with logcat analysis please

logcat does not reveal what might be holding back Android-13 boot, I am not an expert at this. In terms of Software, we have a setup to build Android-12 succesfully for our specific lunch menu & ...
user21034288's user avatar
3 votes
0 answers
42 views

Pixel 3a XL Requires SIM Card Removed/Reinserted to Power On

My wife has a Pixel 3a XL, and in the last 2 weeks it has shut down unexpectedly 3 times, refusing to power back on. The battery is charged, and connecting it to any charger makes no difference. ...
Mike Tompson's user avatar
1 vote
0 answers
78 views

How to fix Samsung Galaxy S3 to boot successfully?

I'm using Samsung Galaxy S3 GT-I9300. Recently, I installed an app and the problem started. The phone started to crash. I had to restart the phone to work but the problem just repeated. But now, when ...
AHDZ's user avatar
  • 21
1 vote
0 answers
783 views

Cannot enable wifi/tcpip adb at boot time in Android 10 - no Allow USB debugging prompt/unauthorized

I have a Lenovo TB_X606F, with stock Android 10. I managed to root the device, and I wanted to be able to have the device listen to port 5555 for adb connections over Wi-Fi, that is TCP/IP, at startup ...
sdaau's user avatar
  • 251
1 vote
1 answer
364 views

Galaxy S10e stuck on boot screen - cannot get into download mode or recovery

I have Galaxy S10e (beyond0lte), which had crDroid 11 installed. I flashed the latest stock firmware, then TWRP 3.7.0.0 patched with Magisk 25.0 using Odin and was able to get into TWRP. In TWRP I ...
EM0's user avatar
  • 173
1 vote
0 answers
164 views

Custom init rc constantly failing/rebooting

I created a custom .rc file (/etc/init/nerding.rc) which initializes a custom "service" I made (/system/bin/listen) at boot, but after an hour or so my Android gets sluggish, isn't very ...
Mikey Mill's user avatar
1 vote
0 answers
37 views

Is the code that detects phantom button presses part of Android

On one of my Samsung Tablets this morning, after signing in, the device would go to the lock screen after a second or so. If I was quick, I could then press and hold the power button (intending to ...
Rohit Gupta's user avatar
  • 1,921
1 vote
0 answers
49 views

Can I send start command to my android phone in linux using serial command

I can't use my phone's start button, it's non-functional and in shutdown state.similar problem but can't access battery Can I send start command using Linux USB serial communication for this? If it's ...
maxemilian's user avatar
1 vote
0 answers
8k views

Disable signature verify in android default bootloader for zip files

I have a J7 elte. When I want to sideload a zip file with adb from the phone's default boot loader the bootloader raises error Signature Verification Failed whole-file. How can I disable this ...
Reza Hosseinzadeh's user avatar
0 votes
1 answer
1k views

How to flash boot partition from the phone itself?

I already have Magisk installed by patching boot_b — the current boot partition. Therefore I have root privilege and can access it through the su command in Termux. The issue is that when I update ...
Maksym Hazevych's user avatar
1 vote
1 answer
1k views

Force boot to bootloader (device always boots to recovery)

I was trying to flash TWRP onto my Android tablet (Lenovo TB-X306F), but something went wrong and it failed. Now, every time I boot, no matter what I do (sending adb commands or pressing physical ...
Tmpod's user avatar
  • 41
1 vote
0 answers
2k views

How to enable ethernet tethering via shell (android 12) [for a start-up script]

I've read numerous threads on doing it with USB Tethering, and I feel confident I could do that. However, I need it for ethernet. I can use Magisk + shell script at /data/adb/service.d. Any other ...
mwk's user avatar
  • 11
0 votes
0 answers
155 views

Create boot.img from compiled kernel

I am trying to install Magisk on a RePhone. The only operating system related download I found (on the company's website or anywhere else) is this: https://myrephone.com/opensource.7z That seems to be ...
Fabian Röling's user avatar
1 vote
0 answers
195 views

The first few scripts at Android boot-up

What are the first scripts executed by the Android boot-up process before it starts running processes that do not have root privileges?
Tempus Nomen's user avatar
0 votes
0 answers
85 views

Choosing correct OTA

Android OS crashed. Error Message Android Recovery TCL/REVL_2_5052w/A30ATMO 8.1.0/OPM1.171019.011/VAR4A-0 user/release-keys Think that means 8.1.0 = Oreo API level 27 https://developers.google.com/...
lfad's user avatar
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