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Questions tagged [boot]

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

-1
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0answers
6 views

Samsung Galaxy Note4

Hi im a competely newbie at this and i have a samsung galaxy note 4 sm-n910c. i dont know what happened i didn't even install anything but my phone got stuck in the start up logo, i cant even enter ...
0
votes
0answers
12 views

SM-G130E phone is not booting after the Samsung Logo (Samsung star Duos 2)

This icon (!) comes when im trying to hard reset by Volume up + Home + Power. Any solution?
1
vote
0answers
17 views

Access file in sdcard from init.rc

I need to copy a file from the external SDcard to a location in the root partition, during the boot process (from init), after /data is mounted. I used Carliv's tool to add the following line to init....
2
votes
1answer
33 views

actual limitations of locked bootloader

I have read in many posts that a locked bootloader prevents from flashing custom ROMs, because it checks the digital signature of the ROM itself. I thought a "bootloader" was only responsible for ...
1
vote
1answer
48 views

What position do cellular communcation (1G, 2G, 3G, 4G or other function only implemented in phone) play in Android operating system archtecture?

I am entirely new to Android, but have a little knowledge on Linux. I have view the architecture graph of android on official site: The Problem: Not all android device support cellar network. As a ...
0
votes
2answers
29 views

Stuck in system recovery

I have a hTC D626w, after an interrupted update, it does not boot any more. When I enter recovery mode, I see the following message at the bottom of the page: No file end with factory_update.zip ...
0
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0answers
8 views

Why doesn't Android Terminal work [duplicate]

Right after starting the Android device and opening the terminal, there is no prompt or keyboard, just plain black. It also does not indicate “Window 1”. Also noticed: Screenshots also do not work ...
0
votes
1answer
77 views

System crashed and not rebooting on Xiaomi Redmi 5 Plus

I have a Xiaomi Redmi 5 Plus with MIUI 8. My system crashed today and then the phone tried to reboot but is stuck eternally in the boot screen with the Mi and Android logo. I only had 100 MB free ...
0
votes
0answers
17 views

Asus Nexus 7 2013

This is brief, my original was to big. Unit was working perfectly. Over a month deleting & uninstalling. Next boot displayed "UI" with system hung, only option shut down. Every boot after ONLY ...
0
votes
1answer
80 views

OnePlus 5 Black Screen after Pie

My OnePlus 5 after the Pie OTA update wont show the screen. after rebooting, it only shows the 'android' logo and then the screen goes completely blank(black). I can sense that the phone is turning on ...
0
votes
0answers
43 views

Can't unlock my phones bootloader

I'm using a local branded chinese phone. And my phones comes with locked bootloader. As it is a local branded phone, manufacture doesn't provide a official way to unlock it! I've tried many way I ...
3
votes
1answer
129 views

How to fix a phone stuck at firmware update screen?

My phone was dead so I plugged it in to charge. I attempted to turn it on and saw: Firmware Update Do not unplug the USB connection until the process is complete. This was all it showed and ...
0
votes
0answers
19 views

Cool 1 C103 stuck in twrp

I installed the twrp from https://forum.xda-developers.com/cool1/how-to/guide-easy-twrp-root-using-qfil-eui-t3781171 and then tried to install unofficial lineage 15.1 followed by Gapps. I probably ...
0
votes
0answers
255 views

How to fix device when stuck in firmware update with “Do not disconnect USB” message?

I have an LG Android phone. When I turned it off last night, it turned itself back on again with the firmware update showing "Do not disconnect USB". But when I received it from my contract holders, ...
-1
votes
1answer
36 views

Android 4.2 - how execute shell command on system boot? [duplicate]

How do I do that? I have root access and the it's a custom build of AOSP project.
0
votes
1answer
106 views

How to root Exynos S8 SM-G950F?

I have rooted devices before: an A3 2016 and a Note 3 Neo. I don't remember the exact procedure, but it was quite effortless. Now I have an S8, the SM-G950F variant to be precise, and everyone states ...
3
votes
1answer
79 views

How does android dm-verity protection validate blocks with hash tree

I am learning about android dm-verity protection and I try to understand how does the android dm-verity uses the hash tree for validation of "single block". https://source.android.com/security/...
1
vote
1answer
66 views

How to know why is my Nook unable to boot into ClockWorkMod?

I have a Nook Simple Touch that is already rooted. I've used the Clockworkmod file that I downloaded from the XDA-developers website here. These are the steps I followed: I connected my device to my ...
1
vote
1answer
467 views

How to fix phone booting only into fastboot mode after flashing a custom ROM?

I have a Wileyfox Swift and I have tried to install lineageos 15.1 by following the tutorial that can be found on the lineageos website. I have successfully installed adb, twrp and used it to install ...
1
vote
0answers
26 views

Linux automount corrupts ext4 partitions of Android install?

I've been experimenting with dual-boot between Linux and Android on an x86 device which came with Android + Windows preinstalled (Chuwi Hi10 Pro). I soon found out that simply booting Ubuntu (either ...
1
vote
0answers
150 views

How to make phone boot automatically upon battery insertion (unlocked bootloader and root: yes)?

By battery insertion I mean current flowing on the battery pins, not the micro USB port. Description The phone in question is a Samsung Galaxy Xcover 4, the bootloader is unlocked, and I have root ...
5
votes
1answer
767 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'...
0
votes
0answers
9 views

RedMi 3S stopped, no battery charge indicator

I have a RedMi 3S, bought about 2.5 years, unrooted. I was using it earlier today - not doing anything fancy or strange (that I know of); but a while later, I wanted to use it again - but it was dark....
1
vote
0answers
28 views

Android Galaxy Media Player 3.6 is stuck on startup screen and keeps flashing

I don't know how to do android recovery on this device since the home button is a touch screen. It's stuck on the Samsung startup screen and keeps flashing the logo. It won't fully turn on even when ...
1
vote
0answers
34 views

Android Automatically open a Webpage using Chrome on boot

I have an Android TV box plugged on a TV in a waiting room. I would like to have a web page open on Chrome automatically when I turn it on. Is it possible to do? Thanks
0
votes
0answers
20 views

LG K8 keeps optimising apps on boot

So, I have LG k8 (2017), and everytime I reboot, it get's stuck after the Lg welcome logo, and it says "Optimising apps 1 of 2..." I tried recovery boot but it didn't workout. Is there another way ...
1
vote
0answers
43 views

I destroyed the bootanimation of my phone and now it's stuck in the boot screen (black screen)

So I rooted my phone (Cherry mobile flare 2) and tried to messed up with the boot animation file :3, I changed the bootanimation.zip and changed the pictures in attempt to manually change the boot ...
1
vote
0answers
107 views

xt1527 in boot loop with usb debugging disabled

a couple days ago my xt1527 started acting weird. Gapps started to crash out of nowhere. Today, every app that I tried to open crashed 2 seconds after, so I turned my device off to reboot and see what ...
2
votes
1answer
141 views

After flashing TWRP, device no longer boots

I just got a device running Android 7.1.1 (an BQ Aquaris X5 Plus to be precise). Fine device, and all – unlocking the bootloader was as easy as enabling bootloader unlock in settings, and running ...
3
votes
1answer
64 views

Is there an advantage to powering-off the device “properly”?

There's something I've always wondered about Androids, which may or may not be causing issues for me... What is the advantage to "properly" shutting down the device, as opposed to just yanking the ...
0
votes
0answers
33 views

Google Nexus 7 (2013 Wi-Fi) Boot freeze, no recovery options working

I bought a Google Nexus 7 2013 edition, Wi-Fi only, from a yard sale. I have no clue what the previous owner did or tried but I cannot get it to boot. I'm not by any means an Android expert so if it ...
0
votes
0answers
35 views

My phone is stuck in a loop

My phone is a Samsung Galaxy Young GT S6312. It does not boot up at all. I have made a video of the loop as shown here - https://drive.google.com/file/d/1t38NYXvawmxSiIK9gqRTLINoIvG158Vi6w/view?usp=...
0
votes
1answer
69 views

Asus Zenfone 3 Zoom broken power/volume key - How to boot

I got big problem with my phone (ASUS Zenfone 3 Zoom) I broke the plug that connect the power/ volume cable so I am not able either turn on the phone or turn to safe mode. Also the USB debugging ...
0
votes
0answers
34 views

ADB: Check if Android boot process is complete

I have an Android6_x86 in a virtual machine, which is started and controlled by my PC software. That is, my software starts the VM, connects via ADB over TCP/IP to android, and starts an app. The ...
0
votes
1answer
25 views

My Samsung tablel 1 is not restarting?

It stop working in process of restarting where android symbol is coming. So what should I have to do for resolve this issue?
1
vote
0answers
495 views

Samsung S6 Active Will Not Boot, AP Rom Flash Succeeds (Bootloader Flash Fails - EDIT: BL Flash Works, Device Still Won't Boot)

(See Update Below) Hi all and thanks in advance for your help. I am having trouble with my S6 Active. It has been stuck in a boot loop for a week now. It was running stock beforehand. I flashed a ...
0
votes
0answers
328 views

Problem with Android Set-top Box (MXQ Pro 4k) from Leelbox. Is it a paper weight?

So I plug in my android box and it does (Image 1). https://i.stack.imgur.com/CQ0Bo.jpg Then it goes to (Image 2). https://i.stack.imgur.com/23EJS.jpg The blue sphere does a quarter turn then stops ...
0
votes
0answers
68 views

Is it possible to enable and use USB debugging with an Android device turned off?

I heard about the procedure: Connect the device to the computer by USB holding the UP button; I tried and did not see results. I need something more detailed. I have a Philco tablet that looks like ...
1
vote
0answers
473 views

Missing internal SD card in /dev/block, phone won't start

Yesterday my Samsung Galaxy Note 2 froze I'd say. The phone was locked and when I attempted to unlock it, it didn't respond (black display, just the led blinking). So I shut it down with holding power ...
0
votes
0answers
15 views

HELP TM1005 is stuck

My tablet tm 1005 (it works) is trouble booting. its stuck on the start screen and is not hard resetting either.I tried pressing the Volume buttons with Power button but it still comes back to the ...
0
votes
0answers
68 views

Start Galaxy Tab when USB cable connected

I need to make my powered-off tablet start when the power cable is connected. I saw that with fastboot it could be done with the command fastboot oem-off-mode charge 0. However fastboot is not ...
2
votes
1answer
1k views

How to turn off Nokia theme tune on startup?

My Nokia 6 always made the Nokia theme tune when it was turned on from being completely off. However, for a short period, I had another user account on my phone and it didn't make the noise every time,...
0
votes
0answers
40 views

Twilight Not Starting on Boot?- Huawei G8

Recently did a factory reset on my Huawei G8 running android 5.1, installed Twilight and enabled 'start on boot' in the options but whenever I turn my phone on the app will not run unless I open it ...
0
votes
0answers
95 views

Sony Xperia Z Ultra Water damage, LED blinking Red continuously, vibrates, does not start at all

my sony xperia z ultra happens to came in contact with water and now it does not turn on. i've tried a few methods on the SonyMobile Support website like Power button + Volume Down, Pushing the Red ...
0
votes
1answer
206 views

How to mount userdata_b in stot_a in A/B partition device?

I have a Tissot (mi a1) with TWRP dual booted by separating vendor_a, vendor_b, userdata_a, userdata_b. It is dual booted by cosmicdan's twrp with Resurrection remix ( slot_a) official and Dotos ...
0
votes
0answers
81 views

Disable Touch input until device fully boots

I have about 10 Tasker profiles and tasks that I use to add security to my phone. Unfortunately I have noticed that upon boot it takes 2 to 3 minutes for my phone to completely wake up with my ...
0
votes
0answers
116 views

Where can I get the stock boot image for Huwei P9?

I've by accident overwritten the boot partition with a recovery image and I'm worried I've bricked the phone. Any ideas? I didn't backup the original boot partition and not sure where to find this.
1
vote
0answers
44 views

How to set CPU frequency as early as possible?

What I mean by this question is the sequence of execution of scripts at boot time. Suppose I have this line of script: echo 307000 > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq I want ...
0
votes
0answers
193 views

How to open the bootloader for Acer DA220HQL?

Got this DA220HQL from my mom, it was plugged in like once before, and is about 9 years old. I plugged it in, started it up, and it had the glaringly bad ui of Android v4 something. I nearly hurled, ...
0
votes
1answer
3k views

How to run an app on startup in background

How to run an app on startup in background? For example glasswire, kaspersky run in startup, as well as show in top In notification bar tray. I want to run Gom audio in background when start up & ...