[GUIDE] UNBRICK POCO X2/ REDMI K30 after flash with TWRP /0MB DATA memory - Xiaomi Poco X2 Guides, News, & Discussion

[GUIDE] UNBRICK POCO X2/ REDMI K30 after flash with TWRP /0MB memory
Things You Need To Get Started
1. A Computer With Adb Tools Installed
2. Some Patience
3. Works only on phones with unlocked bootloader
Let's start.
1. install ADB/Fastboot
https://developer.android.com/studio/releases/platform-tools
2. download FASTBOOT ROM
http://file.sakshieducations.com/poco-x2-flash-file/
3. unzip 2 times unzip the rom twice with 7zip
4. move the folder with the rom inside to partition ,,D " .Don't leave it on DESKTOP on , several computers / laptops have encountered problems with MIFLASH.
5. go to unziped rom and EDIT
6. open MIFLASH and go to the rom and select
7. select clean all as in picture and flash all bat
8. turn phone in to FASTBOOT AND CONNECT TO THE LAPTOP/DESKTOP
9. refresh in MIFLASH
10. wait until is finish, don't be scared if it gives you an error at the end, the error is that it can't lock the bootloader. The phone is ready in perfect working order
MOD EDIT: Telegram/Whatsapp link removed, please read the STICKY!
link https://www.youtube.com/watch?v=18GRfPxSdAs&ab_channel=DragosMihai

You should fix the ADB link, the ADB provided in that link is outdated. Even the author of that post suggested not using it. Go here: https://developer.android.com/studio/releases/platform-tools

stuck on TWRP
Hello can anyone help me here, i am stuck on TWRP device POCO X2 INDIAN VERSION, I was on custom ROM i was flashing another rom through recovery while i try to flash any ROM IS GIVES ERROR (failed to mount '/system_root' no such file or directory failed to mount '/odm , WIPE DALVIK CACHE GIVES ERROR (failed to mount '/system_root' Invalid argument)
i tried flashing through fastboot gives anti roll back error
any help
thank you

Can you attach video with your problem and a video when you try to flash fastboot

Or I can help you with team viewer and let me try to flash your phone

KartikManish said:
Hello can anyone help me here, i am stuck on TWRP device POCO X2 INDIAN VERSION, I was on custom ROM i was flashing another rom through recovery while i try to flash any ROM IS GIVES ERROR (failed to mount '/system_root' no such file or directory failed to mount '/odm , WIPE DALVIK CACHE GIVES ERROR (failed to mount '/system_root' Invalid argument)
i tried flashing through fastboot gives anti roll back error
any help
thank you
Click to expand...
Click to collapse
Move miflash tool to c drive and also put fastboot rom file in miflash folder

Thank you guys
Thank you so much guys i did managed to roll back to stock official miui firmware i had the wrong fastboot recovery downloaded did not know which one was correct tried different versions and one worked now i am official updated to Miui 12.
I am new to all this does anyone know if fastboot images for miui 12 for Poco x2 are out...?
I would like to try rooting and flashing custom roms again in few days.

hello guys, who can help me install miui 12 I rom, I installed the last twrp, I deleted the data partition, cache and dalvik and after the restart only the logo is lit, i changed from poco x2 rom to k30 rom and i have the same problem BOOT LOOP

KartikManish said:
Hello can anyone help me here, i am stuck on TWRP device POCO X2 INDIAN VERSION, I was on custom ROM i was flashing another rom through recovery while i try to flash any ROM IS GIVES ERROR (failed to mount '/system_root' no such file or directory failed to mount '/odm , WIPE DALVIK CACHE GIVES ERROR (failed to mount '/system_root' Invalid argument)
i tried flashing through fastboot gives anti roll back error
any help
thank you
Click to expand...
Click to collapse
Download the stable version on mi comunity by vpn download and flash change the name from phoneixin to phoneix

Related

Unable to install new recovery.

Hi,
My friend gave me this phone to update the rom, but I'm facing a problem. Device was rooted, recovery is installed, but some really old one - it doesn't even say what kind of recovery it is. So I read that I need to update to TWRP 2.8.4.0 rev.2. Tried flashing it with TWRP apk, but after choosing it and hitting install, it reboots and goes into old recovery and I can't install new TWRP. Then I tried installing it with this guide: http://rootoreviews.com/root-Lenovo-P780-install-twrp-custom-recovery , but I'm getting error: partition 'recovery' not support flash.
Lastly I tried with SP Flash Tools, but I can't install drivers. After holding red button 2 seconds and plugging cable there is no device unknown to install drivers or any kind of device looking like this phone.
Can anyone help ?
Thanks
gunlok said:
Hi,
My friend gave me this phone to update the rom, but I'm facing a problem. Device was rooted, recovery is installed, but some really old one - it doesn't even say what kind of recovery it is. So I read that I need to update to TWRP 2.8.4.0 rev.2. Tried flashing it with TWRP apk, but after choosing it and hitting install, it reboots and goes into old recovery and I can't install new TWRP. Then I tried installing it with this guide: http://rootoreviews.com/root-Lenovo-P780-install-twrp-custom-recovery , but I'm getting error: partition 'recovery' not support flash.
Lastly I tried with SP Flash Tools, but I can't install drivers. After holding red button 2 seconds and plugging cable there is no device unknown to install drivers or any kind of device looking like this phone.
Can anyone help ?
Thanks
Click to expand...
Click to collapse
Hi. I have read your message and you have to do this:
First Tutorial.
I see that you have installed allready one custom recovery.
1. Download TWRP from here: http://forum.xda-developers.com/lenovo-p780/help/rooting-tutorial-kitkat-t2835605
2. After download putt the zip file to your root of your internal memory
3. Reboot to your current recovery and install twrp
4. After install power down your phone.
5. Start your phone again with all buttons pressed: Power + Volume up and Volume down.
6. Go to TWRP and do a full backup of your current firmware.
7. After full backup you can install any custom firmware you want.
8. I reccomend latest MIUI from AndreyZO, Mirror 9.
9. Good luck. If you have other questions write here.
Seccond Tutorial
1. Look in this post: http://forum.xda-developers.com/lenovo-p780/help/rooting-tutorial-kitkat-t2835605
2. Download TWRP_v2.8.4.0 rev2 and read twice that tutorial
3. Go to this post and download SP Flash Tool: https://drive.google.com/drive/folders/0B_B98oK4DpK1S1l2bXRkTGxhVFk
4. Go to this post and download latest stock KITKAT and drivers: http://forum.xda-developers.com/lenovo-p780/development/p780-row-s226-flash-flashtool-t2909202
5. When you install the drivers in windows 8,10 you must disable driver signing. Look on youtube.
6. Now you must flash new system.
7. Unpack stock Kitkat firmware.
8. Unpack TWRP.
9. Go to firmware folder and delete recovery.img and replace with TWRP
10. Flash the firmware.
11. After flash boot at least once. If by any chance your phone is Lenovo P780 speed edition, after this flash will not start. This means that you need the latest preloader. Download it from here: http://forum.xda-developers.com/lenovo-p780/help/lenovo-p780-chineese-speed-version-t2874161
12. After flash reboot in recovery by powering off the phone and start with all buttons pressed: Power + Volume up and Volume down.
13. Now you have last stock firmware with custom recovery installed. Go to TWRP and do a full backup of your current firmware.
14. After full backup you can install any custom firmware you want.
15. I reccomend latest MIUI from AndreyZO, Mirror 9.
16. Good luck. If you have other questions write here.
Tried to flash from this weird recovery, but I get error - look at pic.
I didnt flash this recovery, it must've been flashed by seller in my country. It looks like he way buying chinese versions and then flashing modified rom with polish language (very poorly translated).
Problem with sp flash tools is, I cant install usb driver. When Im in download mode I get the sound that usb device has been plugged in and after 1 second i get the unplugging sound. There is no unknown device in Device Manager, do I am not able to update the driver :/
gunlok said:
Tried to flash from this weird recovery, but I get error - look at pic.
I didnt flash this recovery, it must've been flashed by seller in my country. It looks like he way buying chinese versions and then flashing modified rom with polish language (very poorly translated).
Problem with sp flash tools is, I cant install usb driver. When Im in download mode I get the sound that usb device has been plugged in and after 1 second i get the unplugging sound. There is no unknown device in Device Manager, do I am not able to update the driver :/
Click to expand...
Click to collapse
That one is stock recovery. Proceed with the seccond tutorial.
One more question before I try to flash, I got CN verision, u answered to me in different thread:
stympy said:
Hi. Your layout is CN.
Look if you have custom recovery TWRP Installed.
If you have TWRP installed you can go to this post and install latest MIUI MINOVO.
Good luck.
Click to expand...
Click to collapse
So is that ROW Kit Kat ok for me ?
Yes it is ok as base firmware.
After you flash and install TWRP, you can install any custom firmware.
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
Ehh now in SP flash tool I get this error... I followed all steps :/
gunlok said:
Ehh now in SP flash tool I get this error... I followed all steps :/
Click to expand...
Click to collapse
Try version 5 and see what happens.
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
gunlok said:
Ehh now in SP flash tool I get this error... I followed all steps :/
Click to expand...
Click to collapse
Did you have any success with SP Flash tool v5?
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
Hi,
Sorry for delay, wasn't at home during weekend. Im flashing right now, but I had to use "Format all + download", cause only download showed error: "PMT changed for the ROM it must be download". Now I can flash the ROW version of custom rom or CN ?
Hmm I have still stock recovery not TWRP, although I replaced it with TWRP. File size matches perfectly...
Ok, worked but I flashed it with ROW version of recovery, making backup at the moment.
Got an error installing minovo_NOTE_6.12.1_ROW.zip, couldn't boot into recovery after so I decided to flash via SP Flash Tools one more time. After that booted into recovery and once more I have stock recovery xD I'm in serious WTF mode right now
Hmm I think I screwed something. After booting Kit Kat it says "Invalid imei" :/ I guess I will have to restore with MTK droid tools ? Can you guide me through that ?
gunlok said:
Hi,
Sorry for delay, wasn't at home during weekend. Im flashing right now, but I had to use "Format all + download", cause only download showed error: "PMT changed for the ROM it must be download". Now I can flash the ROW version of custom rom or CN ?
Hmm I have still stock recovery not TWRP, although I replaced it with TWRP. File size matches perfectly...
Ok, worked but I flashed it with ROW version of recovery, making backup at the moment.
Got an error installing minovo_NOTE_6.12.1_ROW.zip, couldn't boot into recovery after so I decided to flash via SP Flash Tools one more time. After that booted into recovery and once more I have stock recovery xD I'm in serious WTF mode right now
Hmm I think I screwed something. After booting Kit Kat it says "Invalid imei" :/ I guess I will have to restore with MTK droid tools ? Can you guide me through that ?
Click to expand...
Click to collapse
Hi. Look on this location:
http://forum.xda-developers.com/showthread.php?t=3174563
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
Sorry for annoying you once again. When I try to flash anything in TWRP I get error "unable to mount /system". I read that it could mean that system partition might have incorrect file system. What is the standard one for p780?
It happens when I flash the stock KK with TWRP recovery, then I want to flash Superuser. I need superuser to use MTKdroidtools to restore IMEI.
My biggest problem is when I boot the Stock KK after flashing and power OFF, I can't boot to TWRP recovery. Instead it's booting stock recovery. Only way to to boot to TWRP or any custom recovery (tried CWM) is only after fresh flashing with SPflashtools, but I can't flash superuser. If I format /system I can install superuser (no error unable to mount /system), but I have no system to boot to use MTKdroidtools.
This phone is driving me crazy....
UPDATE:
Ok i managed to restore everything, thanks for help. Can't flash custorm rom still but im making different thread.

Huawei mate 10 pro wont boot at all. Please help.!!

Hello,
I was wondering if some could help me please. I wanted to flash RR Rom 6.0 on my BLA-L09(I think that what's it is) phone.
I was able to unlock my boot loader, and flash TWRP my device but my dumb s*** flashed TWRP to my file system use FLASH SYSTEM instead of FLASH RECOVERY. Now, I can't fix it ?. I know I can use sideload so I'm not panicking just yet however I know I messed up the file system.
Could someone tell me what file system system I should be using (fat, exfat, ext4, etc...) and what to do to get this think to boot backup.?
I've tried and side loading "update_full_BLA-L29_hw_la.zip" stock ROM but no luck... I keep getting this error message:
"check_write_data_to_partition,write data error
Update_huawei_pkg_from_ota_zip: update package from zip failed
Updated process ended with error: 9"
HELP.!!!
me too..... following searching for a solution
Shandroid_94 said:
me too..... following searching for a solution
Click to expand...
Click to collapse
If you find anything, let me know.!
Just boot to fastboot, flash RR to system and TWRP to recovery_ramdisk?

Phone Stuck

I have a redmi 5 plus. I managed to install TWRP via ADB as suggested by the official page. Then, the phone entered the bootloop. I loaded the ZIPs of a custom rom also from ADB, because I did not have another way, I made the wipes and tried to install the rom. It is version 8.1 AOSPExtended. When I do, I get the error "Assert failed: vince.verify_trustzone (" TZ.BF.4.0.5-152683 ") ==" 1 "" Updater process ended with error: 7. Could someone help me? I can not find the solution!
Thanks in advance
You should try to install twrp_3.2.2-0 again using fastboot, reboot into recovery, mount your device storage, copy ROM you want to install and try to install it.
And you can try method described here.
Have a nice day.
Same problem
I'm having the same issue, did you solve the problem? If you have solved the problem, please can you help me.
When you want to flash AEX flash this bootloader, after this it should going to flash
https://androidfilehost.com/?fid=5862345805528046341
skrubxgt said:
When you want to flash AEX flash this bootloader, after this it should going to flash
https://androidfilehost.com/?fid=5862345805528046341
Click to expand...
Click to collapse
It's working thanks .

Need to un-Bricking after de-bloating of rooted Redmi Note9S with EU ROM

After unlocking, I installed EU rom via adb, the installed unofficial TWRP 3.4.1b -0506 and rooted.
I used the phone without any probems for some days .
I then decided to get rid of MI software. After uninstalling a lot of software using App Uninstaller by Jumobile.
Also after that the phone worked well for an hour or two, but after a reboot the phone always goes into Fastboot.
I still can go into TWRP. When I try to install Curtana Global from external SD card, TWRP returns "Install zip Successful" but with an error message
"Failed to mount "/vendor" (Read-only file system)
I am very grateful for any help to unbrick my phone
Bruno
brufi said:
After unlocking, I installed EU rom via adb, the installed unofficial TWRP 3.4.1b -0506 and rooted.
I used the phone without any probems for some days .
I then decided to get rid of MI software. After uninstalling a lot of software using App Uninstaller by Jumobile.
Also after that the phone worked well for an hour or two, but after a reboot the phone always goes into Fastboot.
I still can go into TWRP. When I try to install Curtana Global from external SD card, TWRP returns "Install zip Successful" but with an error message
"Failed to mount "/vendor" (Read-only file system)
I am very grateful for any help to unbrick my phone
Bruno
Click to expand...
Click to collapse
Hello
Why not to flash a fastboot rom via Miflash? Phone will be from clean basis.
Test the new Miflashpro if you have time.
Good luck.
Note 9S not yet listed in Miflashpro; fastboot rom not found
thanks Lolo93939 for the input.
I found miflashpro under a com domain with the same name and installed the most recent version 4.3.1220.29. Selection of device does not include Redmi Not 9 S or Pro, accordingly moflashpro can not be used as of today for note 9S.
I then downloaded XIAOMIFlashTool from the com domain of the same name: miflash20191206.zip and installed
Downloaded latest fastboot rom from mifirm net / model / curtana.ttt which is V11.0.7.0.QJWMIXM.
unziped the rom 2 times until I had a folder with subfolder "Images" and shortened the folder name to V11.0.7.0.QJWMIXM and copied it under new folder c:XIAOMI
Executed XiaoMIFlash.exe, selected V11.0.7.0.QJWMIXM folder, selected "clean all" at bottom (to make sure the device is not locked again), then connected phone in Fastboot screen, refreshed in XiaoMiFlash and flashed.
Flash ended with error but phone seems to be up and running again.
brufi said:
Lolo93939, i would love too. I have searched for 3 hours now and did not find a functioning Miflash. I tried the 2 latest versions from xiaomiflash com but both give out an error "could not find flash script."
I find Stable roms for curtana but all links to fastboot roms end in 404 pages.
Could you point me to source of Miflash and a fastboot rom?
Thanks a lot!
Click to expand...
Click to collapse
It doesn't find your computer path for stating flashing.
Did you unzip the tgz and the tar file?
Place the unzipped result close to your computer C: directory and clean as much as possible the name.
That MUST work...
https://mirom.ezbox.idv.tw/en/phone/curtana/
Thank you! I did as suggested.
all worked well, but got
error: not catch checkpoint (\$fastoot -s . *lock).flash is not done
still the phone is up and running again, so things seem to be good.
:good:
brufi said:
Thank you! I did as suggested.
all worked well, but got
error: not catch checkpoint (\$fastoot -s . *lock).flash is not done
still the phone is up and running again, so things seem to be good.
:good:
Click to expand...
Click to collapse
Yeah, had the "catch checkpoint" error, too.
Don't mind, phone is running without problems after that, also when you got this error.
Biggest difference I've noticed is that I had to restart the device manually after flashing (normally without this error, it would reboot automatically) ?
By the way, have you edited your posts a few times?
That makes it hard for other users to understand the whole problem and on that way maybe your posts can't help other users with same problem, so please don't edit/change whole postings ?

Question Unable to mount error in TWRP

Hello Everyone, I made a big mistake of installing custom rom and now I can't go back to stock. I got the MIUI Rom from the official c.mi.com site and when I try to flash it I get the following errors. I use Redmi note 10(sunny)
Failed to mount /storage_root
Failed to mount /storage_ext
Failed to mount /vendor
I tried fixing it by changing file system to ext4 but to no avail, the same error popped up again. I used the TWRP which was permenantly installed and even with a temporarily installed. Idk whether that actually makes a difference. Is there any easy fix to this or is it irrepairable, i would be grateful if you could reply as soon as possible.
Thank You
Edit: Is it possible to use Mi Flash Tool in this situation to revert it back or is that unsafe
For me the solution was to directly boot into twrp through cmd
Fastboot boot twrp.img
Injector287 said:
Hello Everyone, I made a big mistake of installing custom rom and now I can't go back to stock. I got the MIUI Rom from the official c.mi.com site and when I try to flash it I get the following errors. I use Redmi note 10(sunny)
Failed to mount /storage_root
Failed to mount /storage_ext
Failed to mount /vendor
I tried fixing it by changing file system to ext4 but to no avail, the same error popped up again. I used the TWRP which was permenantly installed and even with a temporarily installed. Idk whether that actually makes a difference. Is there any easy fix to this or is it irrepairable, i would be grateful if you could reply as soon as possible.
Thank You
Edit: Is it possible to use Mi Flash Tool in this situation to revert it back or is that unsafe
Click to expand...
Click to collapse
Try mi flash but flash all not flash all Lock. It's better to flash with unlock bootloader. Yes you can fix as long your bootloader unlock. Reflash stock MIUI to performing arrange broken partition

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