Questions tagged [rom-flashing]

Flashing is the process of writing a firmware image (and the root file-system) to the memory of an Android device

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Where does the code pertaing to fastboot mode reside?

Is it in the primary-bootloader (on the mb), or the secondary-bootloader(on the emmc)? My motive behid the question is to understand what other codes are executed before system can get into fastboot ...
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What to do if I suspect my device is compromised?

I recently bought a Pixel 2 XL "open box" off eBay. The device appears slightly used, and a couple of days after registering with my Google account, I received security notifications of attempted ...
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Flashing English ROM on Korean Samsung Galaxy S3

I got my Samsung Galaxy S3 (SHW-M440S) but it was bought from South Korea. At first, it was all Korean. But after some time (or some tweaks), I managed to set it to English. (No, I am not a Korean). ...
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How can I create a backup ROM compatible with ADB sideload?

Can someone explain how to backup a rooted Android device into a ZIP file that would be compatible with adb sideload? Is it possible without having a custom recovery installed? Is there a specific ...
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Install official Europe ICS ROM on Optimus 2x outside Europe

Now that ICS is available to users in Europe for LG Optimus 2x (p990): I have a p990 but it was purchased in India. Can I download the ROM for Europe and flash the same on my phone? Will it work? ...
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Extracting the radio firmware image from an Android phone

How do you pull radio images off an Android device? Is there any way to do this?
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Checking if my second hand Android phone is safe: am I right?

First of all, I know that this question has been asked before, but I'd like to hear if the way I'm checking my "new" phone is safe. I know I'm probably overthinking things, but I just would ...
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Redmi Note 8 Pro flatly refuses to boot into TWRP

Before we start, just want to make it clear that I am aware how easy it is to brick this device, and have decided to go ahead rooting and installing a custom ROM anyway. My goal currently is to use ...
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3 votes
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Locking bootloader after vendor build change

So, I have a Mi 10 Lite with the MIUI 12 EEA, and it's not the stock ROM but the Vodafone build (QJIEUVF). As there's the new Android 11 update coming, I'd like to have that and not wait for Vodafone ...
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How to disable dm-verity on `Treble` , `system-as-root` device?

Background: Please check following links How to disable dm-verity on Android with “user” build type ROM? Stuck in boot-loop when unpack and pack system.img? Update: So, I am trying to disable dm-...
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2k views

dload:update partition MBR failed Huawei Honor 3C

I have Huawei Honor 3C H30-U10, It was running fine but some days back when I plugged in charger it restarted and hung up on welcome screen*(no animated logo)*. Seems like I need to install Stock Rom ...
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Can you flash directly from another Android (no PC, no SD)?

I have an old Android TV box (the ZaapTV 509N) that is useless. It was advertised as a $300 subscription-free streaming service for Arabic channels from overseas, but every 3 years they would force a $...
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How to know what triggered an apk installation

I have been trying to solve a malware problem for the past couple days in a certain chinese phone (Android system version=6.0), the problem I am facing is that a malware keeps being reinstalled even ...
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3 votes
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340 views

Galaxy S2 - Can't get rid of Cyanogen Recovery

So here's the deal. I'm running CM 12.1 on my phone. I really need/want to flash TWRP, but every single time I do it (via Heimdall), no matter what I do, I always get Cyanogen Recovery, which is ...
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Gapps has stopped. How to fix?

Good Morning. Yesterday I was excited to flash CyanogenMod 12.1 in my other Android device. The process was the same and I did everything correctly. Unfortunately, after flashing Google Apps, the ...
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3 votes
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6k views

Can I flash another modem firmware from a CWM recovery (and not touch the main installed OS otherwise)?

On a Samsung Galaxy S, I followed the complete instructions for installing CyanogenMod 10, and now I have CM10 as the main system, and a ClockWorkMod-based recovery system (from Replicant), which is ...
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3 votes
1 answer
465 views

Flashing ROMs: Am I "Doing it Wrong?"

I'm a software developer and systems administrator, so my technological knowledge is moderately high. I'll just leave that here as a preface. I've ran custom Android mods since my very first Android ...
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Problems with installing stock ROM for Nexus S

I'm trying to install a stock Nexus S ROM from Google's site, but I keep getting the error E:signature verification failed Any ideas how I can fix this?
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Flash_image clockworkmod recovery for Samsung Fascinate

I have a Samsung Fascinate for a while that I've wanted to flash a new rom to, but the USB port simply will not work on any PC. I've tried it on 6 different PC's with a mixture of XP / 7 along with ...
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3 votes
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1k views

how to flash Kindle Fire with custom boot.img

I tried flashing my Kindle Fire with a custom boot.img using this command: $ fastboot -b 0x80000000 -i 0x1949 flash boot boot.img && fastboot reboot sending 'boot' (3536 KB)... OKAY [ 0.889s] ...
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2 votes
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SPFlashTool ERROR : STATUS_BROM_CMD_STARTCMD_FAIL, device bricked

I was stuck in a bootloop after flashing AOSP rom. So I decided to power off and use SPFlashTool to flash the stock rom. But both SP and Techno flash tools give the following error:  ERROR : ...
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2 votes
1 answer
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I can enter recovery but not sideload, and fastboot does not recognize the device

I have a shieldtablet which was working fine, until I decided to encrypt the drive. The process completed, the device rebooted, and it's stuck in a reboot loop. Neither Linux/Windows recognize it when ...
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Could not do normal boot. Invalid kernel

I actually don't know what happened to my dad's phone but I cannot get pass the Samsung logo. It shows a text in red saying Could not do normal boot. INVALID KERNEL. I downloaded a new firmware from ...
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2 votes
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282 views

Samsung bootloader unlock but failed to flash custom rom

I go to Settings > About Phone > Software Information then tap the Build number 7 times to enable Developer Options. Then I connected my device to the internet and go to Settings > Developer ...
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How we can know from Download Mode screen if device (Galaxy Tab S6) is factory-new?

[] download screen for my Tab S61 Picture above is from my Tab S6's download screen. Do you see any clue showing that this device is not brand-new? For example anything that should be locked but not ...
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I cant find firmware for RCA Tab voyager android go edition

In my tab's recent update it does run to problem the first thing I got was the tab never opens to the main screen(ui) it just stacked to manufacture logo page then after a week instead of stacking it ...
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2 votes
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240 views

Is it possible to get vendor-specific files (e.g. drivers) from a phone and use them in combination with AOSP?

I was wondering whether it's possible to get these files, because to use AOSP on a device, you need these even just to boot. They aren't publicly available from some vendors (IIRC Google provides them?...
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2 votes
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119 views

Can we use Odin/Heimdall to emulate a fake flash (without real hardware connection)?

As my title suggests.. is there a method to flash a (samsung) firmware on a formatted sd card (fat32 I guess? And 16gb too?) instead of an actual phone (flash emulation) using pit file in heimdall/...
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2k views

How to increase the size of the system partition?

I have an old Google pixel 1 and I was trying to install a GSI but I get this a message on TWRP saying Size of image is larger than target device, so I went to wipe > advanced wipe > selected ...
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Do I need a 'vbmeta' parititon to install GSI

Following the official GSI installation instructions from google, they say to run fastboot --disable-verification flash vbmeta vbmeta.img. When I run that, I get the following message: Rewriting ...
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2 votes
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644 views

Which files do I need to flash with fastboot to get a stock device state?

I have downloaded the stock ROM for my Mediatek (MT6580) device. Extracting the files leads me to a couple of *.img files and SP Flash Tool. I am currently on a Linux distro and have adb and fastboot ...
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2 votes
0 answers
911 views

Is it possible to have a custom ROM with a locked bootloader?

I just mention in-advance to please correct me if I'm mistaken on anything, I've a limited tech proficiency. I've a Samsung S9 (Android 10) and I wish to install an AOSP ROM (also on Android 10), but ...
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2 votes
0 answers
1k views

My phone got bricked by encryption - any ideas how to fix it?

So I wanted to root my Redmi Note 5 pro and install a custom ROM but sadly I bricked it in the process. It started when TWRP (3.3.1-0-whyred) told me to enter a password that didn't exist. Googled it, ...
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2 votes
0 answers
266 views

cant flash Lenovo Tab M10 TB-X605L LTE with Android 8

I have a Lenovo Tab M10 TB-X605L LTE that I would like to give to my grandfather with Teamviewer Host installed to accept incoming calls because he is unable to do so. We want to give him the ...
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2 votes
1 answer
709 views

How to "fastboot flashing unlock" when device has no volume rocker?

I have a android tablet that has no volume buttons, but has an unlocked OEM bootloader. I'm trying to flash a new rom, and after I run fastboot flashing unlock I am presented with a prompt that asks ...
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2 votes
1 answer
170 views

Micromax-P701 bricked, MT6735

Micromax-P701-MT6735, Deleted All Partiton, also bricked recovery and fastboot, All MTK Drivers are installed but its continues connecting and disconnecting(the device manager is flashing but not ...
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2 votes
1 answer
816 views

Problems installing Lineage OS 14.1 on Lenovo P2 (black screen/blue LED)

I have a Lenovo P2 (42a) with Android 6, which I tried switching to Lineage 14.1, as my carrier hasn't provided any security/OS updates since 2016. I have previously done this with my old Motorola ...
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2 votes
1 answer
7k views

How do I solve these problems when flashing Samsung Galaxy J5 (SM-J510FN)?

The Iusse Well, this is normally a simple task but I have a lot of problems. I hope you can help me. To begin, let's explain the situation: I have an SM-J510FN device with firmware from Spain to ...
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2 votes
0 answers
141 views

mac address collision

The setting: I have two identical phones: Samsung Galaxy S5 neo (SM-G903F). Due to various reasons (in one I tried Lineage OS, the other I had to reinstall) and crashed backups made by TWRP I ended ...
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2 votes
1 answer
440 views

How to restore my phone, after replacing my systemui with a modded one?

I recently saw a thread about a modded systemui on XDA here and downloaded it. I replaced my present systemui with this one and rebooted my phone. I think that at first the replaced systemui didn't ...
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2 votes
0 answers
941 views

How do vendors flash ROM in Android phones during manufacture?

When Android phones are manufactured, during their factory state they are just an electronic hardware with no piece of software in them. How does a vendor install its stock ROM if those new phones ...
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2 votes
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Cannot flash Moto G3 2015 due to "Preflash validation failed" error

I have a Moto G3 XT1550 phone. I had to reset the phone as its UI was restarting on its own after 1-2 minutes of usage. After the phone booted, it asked me to enter the GMail and password the phone ...
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2 votes
0 answers
4k views

Phone Dead after Format all+ download sp flash tool

Recently i have used SP flash tool for flashing Micromax Canvas a1. I flashed successfully. But i am unable to start the OS. So once again i done "format all+download". But now my phone completely ...
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2 votes
0 answers
1k views

Format android to join internal memory partitions?

I have searched around the net but not really finding exact problems nor solution related to mine. I have a tablet which should have 8gb of internal memory but the problem is that it have divided ...
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2 votes
0 answers
324 views

Safely test rom build

I'm attempting to get into Android Rom development and as such I've compiled CM13 from source for my device (which is not yet fully supported, I've tweaked it so that it ought to work). However, due ...
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2 votes
0 answers
7k views

Create burnable image of Android?

I'm using a tool to flash an Android device with a .img file. The tool is called USB Flash Burner. What this tool does is you boot the Android device up while pressing a paperclip in the reset ...
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2 votes
0 answers
2k 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 fixable)...
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2 votes
0 answers
10k views

Installing custom ROM with twrp | error executing updater binary in zip

I have a rooted HTC One X with stock Ice Cream Sandwich (4.2.2) and I want to install crDroid ROM. I've tried to install multiple times, I've wiped Dalvik-system-data-cache, and every time I get error ...
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2 votes
0 answers
287 views

Nexus 7 2013 crashes when in boot loader. How do I flash a new image to it?

I have a Nexus 7 2013 which I'm trying to flash the Android Lollipop preview image to. It's currently running the last Android L preview image. Whenever I boot the device to the bootloader screen ...
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2 votes
0 answers
569 views

Put vanilla android on Samsung s5

Is it currently possible to put the default android on a Samsung S5 (Similar to the Google Play Edition of the S4)?
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