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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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Stock rom flash

My Coolpad 3622a 5.1.1 Android is service locked by T-Mobile. Can it be unlocked by flashing the stock rom into the phone? I now live in American Samoa so going to T-Mobile for unlock is out of the ...
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e: unknown file system 'datamedia' [closed]

i dont know what happen but when i install any custom rom it first shows E:unknown file system 'datamedia' and rom gets installed but not completely and same thing hapens while installing gapps
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Does using LG UP to update Android manually cause data loss?

I’m currently having an LG Phoenix 2 (K371) but I don’t have an AT&T sim so I’m planning to update manually from PC to Android. So what I’m asking is: Does LG UP wipe data after updating or not?
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133 views

TWRP: Failed to mount '/data'

When I try to install a ROM with TWRP, I get Could not mount /data and unable to find crypto footer. Failed to mount '/data' (Invalid argument) Unable to recreate /data/media folder. Updating ...
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34 views

Security - Samsung official service forces ROM reflashing after battery replacement - how can I make sure that the ROM is 100% clean/stock?

I have a Samsung Galaxy S7 whose battery got a little bit worn. I want to replace it under warranty, but I'm a bit reticent because the official Samsung service will also reflash my ROM/firmware/etc, ...
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1answer
28 views

Flashed phone wont start!,Why?

[scene] My phone was giving secure boot error:so And it was out of waranty [What I did] I got LG lfino D295,few days ago i flashed stocked its firmware using KDZ.I am sure i used correct firmware ...
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2answers
59 views

OnePlus 5 Soft Brick

I have a OnePlus 5 and it won't boot. The phone is stuck on black screen and blue led (can't boot) since 20 days and I tried everything I saw on the web to make it boot again. I tried : to flash ...
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11 views

Problem with switching from CWM to TWRP on Motorola Moto E XT1021

I solved it somehow. I was able to flash with fastboot the image TWRP 2.8.7 but I can't flash any other TWRP version. Somebody have any idea why? Hi guys, I've got a really big problem that I cannot ...
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35 views

How to get rid of malware rootkit?

I wanted to root my tablet and installed a rootkit. Soon thereafter I realized that besides giving me root access, the rootkit was also uploading all my files and settings to some unknown place. To ...
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1answer
133 views

How can I reboot into recovery from fastboot?

I have a phone that is bootlooping after a power failure + battery depletion during system encryption. How it got bricked isn't important here, the trouble is that I can't get into the recovery mode. ...
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83 views

How to Install Stock ROM on S6 Edge after Custom Lineage OS 15.1 ROM?

Hello everyone my first question here. I have flashed my Samsung Galaxy s6 Edge with Custom LineageOS Base Nexus ROM running Android 8.1 Oreo. And my device's model no changed from SM-G925I to SM-...
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Remote Flash Write Failure (Nexus 5)

Windows won't flash factory images to my Nexus 5 even though the bootloader is unlocked. It keeps on giving me a "Remote Flash Write Failure" error.
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2answers
20 views

Unroot Galaxy Note 5 SM-N902i (XSA Australia) with Heimdall - “System UI has stopped”

I am running a linux machine and trying to unroot my Galaxy Note 5. I've downloaded the lastest firmware from sammobile: N920IDVU4CRG1_N920IXSA4CRG1_XSA.zip which extracts to: boot.img cache.img cm....
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1answer
40 views

DD fails beyond 2GB seek

When I try to use dd to flash images I see some issues when the seek value exceeds 2GB.(i.e. bs * seek >= 2GB). dd bs=512 count=8 if=sample.img of=/dev/block/mmcblk0 seek=4194304 dd: /dev/block/...
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60 views

Android 9 on Huawei Mate 9

Can i flash Android 9 builded from source to Huawe Mate 9? Will it work? After build there are these .img files: cache.img system.img userdata.img vbmeta.img vendor-qemu.img ramdisk.img system-qemu....
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1answer
32 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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76 views

Lenovo a6000 - Unable to mount /data, /cache, /system. Internal storage showing 0mb

Nothing is working in my phone, Lenovo A6000 Plus. On power on, it is stuck at the lenovo symbol. I am able to run TWRP only after getting command though fastboot boot recovery.img When I try to ...
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12 views

Moto G Falcon read onlypartitions

My Moto G Falcon (XT1033) just rebooted 2 days ago and I got stuck at the installed custom ROM boot animation. And I can't flash any custom ROM nor the Stock ROM via mfastboot. everything is freezed. ...
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22 views

PIT file and real partition size

I'm looking for a method how to calculate partition size like USERDATA using only PIT file dumped form Heimdall. I'm trying to create empty USERDATA image and flash using Heimdall, but to do this I ...
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25 views

phone stuck in recovery and blank screen

so i have a condor plume L1 the the default rom was full of bloatware every 30 sec i get an add so i used adb to install twrp and wanted to install a custom rom but i had a problem with /data couldnt ...
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92 views

Not able to tick items in SP Flash Tool after selecting scatter .txt file.How to check Boxes?

I download SP Flash Tool And recovery file zip,extracted recovery zip which contain three files: 1)scatter .txt file 2)recovery image file 3)recovery read me file After that i opened tool.exe and ...
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1answer
87 views

What is “flash” partition?

I were going to flash recovery, but this happened: $ fastboot flash flash twrp-3.2.3-x_blu_spark_v8.83_treble-op5_op5t.img Sending 'flash' (28672 KB) OKAY [ 0.675s] Writing 'flash' OKAY [ 0.013s] ...
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97 views

Rooting Huawei P8 Lite with 6.0

I'm trying to root my Huawei P8 Lite with Magisk, flashing the .zip on TWRP. But when I flash it, TWRP gives a lot of errors like failed to mount /data. Internal storage is show as 0mb too, so I don't ...
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1answer
279 views

Rooted Moto Z2 Play seemingly bricked after accidental OTA update. Any chance to save it?

I have had my Z2 Play for half a year, and soon after I got it I unlocked the bootloader with Motorola's official method, installed TWRP, rooted it with Magisk and installed Xposed Framework. I was ...
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1answer
65 views

What is the meaning of “a5ultexx” in terms of phone models?

I have an sm-a500fu 2015 and I've been tinkering with it for the last few months, custom recovery and root. I've found a ROM port for it which I want to install and the latest version is for the ROM ...
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418 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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37 views

Samsung Galaxy Note 4 restarting continuously

My Samsung Galaxy Note 4 has been continuously restarting during or at times right after the welcome screen. I have tried the following steps to sort out this issue: Downloaded Samsung USB driver and ...
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20 views

Cannot register on network even after flashing successfully later

I am dealing with very serious problem with my phone. I was trying to flash stock ROM using fastboot. It failed, and start showing no sim card, empty IMEI, and no wifi either. I am finally able to fix ...
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55 views

Samsung T700 (klimtwifi) WiFi Trouble With ac Routers (RR 5.6.9 MM)

Samsung T700 (klimtwifi) WiFi Trouble With ac Routers (RR 5.6.9 MM) I have a problem with my tablet's wifi and my new router. For some reason RR 6.0.1, ResurrectionRemix-M-v5.6.9-20160602-...
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Zenfone 4 - A400CG - Hard Brick

I tried to upgrade Zenfone 4 T00I-D A400CG device from WW 6.2.2 to CHT 7.3.4 Bootloader didn't recognized zip file and sideload didn't work. This bricked device: fastboot flash boot boot.img ...
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493 views

Flashing update.zip signed with OEM keys return “failed to verify whole-file signature”

I have an update.zip which include an APK in the system/priv-app/ folder, a boot and shutdown animations and an SSH server among other things. I have the private and public keys of the OEM who sold me ...
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41 views

Dumping a ROM image completely

As you know when we compile SDK or download a stock ROM, it contains some partitions(system,recovery,boot,...). We can unpack this image to partitions with some tools. (or with a simple C code) But ...
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Caterpillar S50 ROM [duplicate]

I tried to update my CAT S50 from Android KitKat 4.4.2 to Lollipop (5.1). Unfortunately, I may have deleted some important software, as the config sys is no longer working, and some other features. ...
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Lineage OS 14.1 for YU5510A

How do I install Lineage OS 14.1 to my YU Yureka plus (YU5510A) which is operating in stock Android KitKat 4.4.4 (I do not have any custom recoveries installed)?
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80 views

How to update Lenovo Zuk Z1 with ZUI to Lineage OS

I am trying to flash a custom rom, from a built in ZUI version 1.0.095 to Lineage OS 15.1. I have already downloaded the rom and have tried installing TWRP recovery via TWRP Manager (rooted zuk z1 ...
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flashing a rom on a different samsung note model

i have recently bought a Samsung note 4 sm-g910H (at least that what it says in the settings) but upon opening it up i noticed that the USB module had sm-n910F typed on its ribbon connector ,and ...
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140 views

What ROM for Moto E4 XT1768, or what should I do?

I'm not a particularly technical Android user and I'm in a little over my head. I have a Moto E4 XT1768. Some months ago I was VPN shopping, mostly for desktop, and I found one I really liked ...
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20 views

Long wait after flashing

I have a stock image for my tablet, and I am using DragonFace to edit it and PhoenixSuite to flash it. The stock image flashes fine, and after the flash it immediately reboots (I don't have to do ...
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36 views

Custom Flashing to Nexus 7 - product info

I am trying to flash the latest 6.0.1 build onto my Nexus 7 tab. I picked MOB30X build from here naveen@gandalf:~$ fastboot devices 015d2a4ffd181016 fastboot But, when I do naveen@gandalf:~$ ...
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1answer
206 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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18 views

Rooting - Moto G XT1064 Potentially Fully Bricked

Long story short, I tried to get my phone running LineageOS back to it's stock firmware and made a few errors along the way. I no longer have TWRP or any other recovery, and I can't boot the phone up, ...
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197 views

How to reinstall stock firmware on Galaxy S4 SCH-I545

I rooted my phone to get rid of bloatware and free up internal storage. It worked but then I uninstalled the root app and my phone was having issues. I did a factory restore and now when moving ...
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1answer
83 views

Is my Android device booting into a “stealth” partition?

OK, this is a weird problem I’m encountering with an Android system I’ve been using without problems for several years now… and I’m practically out of ideas on how to potentially fix it. Let’s start ...
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89 views

Carbon ROM update fails: Failed to setup flash. Clean /cache and retry

I try to update to the latest Carbon ROM. The check is successful, but the flash fails with "Failed to setup flash. Clean /cache and retry." I already went to Settings > System > System Updates > ...
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117 views

Why flashing a ROM causes the IMEI to go 'generic' -sometimes (even if it's a stock ROM)?

the story I'll tell you will help you with the answer. One year ago, my dad's phone (Galaxy Note 3) had many issues (because the phone was rooted and something messed up the system files). I've tried ...
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2answers
169 views

Phone won't boot/start after successful flashing through QFIL

My phone was bricked, so I decided to flash my phone LYF f1s with the stock ROM through QFIL, but after after successful flashing it won't start !! Nothing happens, no matter which combination of ...
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86 views

Phone is either bricked or stuck in bootloop, can't access recovery mode

I was flashing a custom Rom onto my phone LYF F1s, that's when it automatically switched off !! It doesn't start anymore. Pressing power button plus volume down only brings up the boot logo screen. I ...
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15 views

Lenovo IdeaTabA2109 booting

I just received a Lenovo Ideatab A2109 from a co-worker, the tablet will not boot into the recovery screen, and it when you power it on it stays on the "Lenovo" screen. I found out that he tried ...
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138 views

Bricked Vivo Y55L doesn't connect to QFIL

My Vivo Y55L was stuck in a boot loop and did not go ahead of the Vivo screen. I tried flashing the stock ROM through QFIL, but it gave me a EDL Firehouse error and the flash was unsuccessful. I ...
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200 views

What exactly is a Combination File?

Maybe it's just the weird name, but some things remain unclear. I read this XDA post, which was helpful. They linked to a techeligible link which has a download for the file. However, still not clear ...