Change region - Huawei P20 Lite Questions & Answers

Hi,
I succesfully unlocked my bootloader, now how can I change region /cust from a rubbish c55 to a more decent c432?
Thank you

DP FH said:
Hi,
I succesfully unlocked my bootloader, now how can I change region /cust from a rubbish c55 to a more decent c432?
Thank you
Click to expand...
Click to collapse
There are three variants:
(for Oreo only, and keep in mind, that OEMINFO changing will lock you bootloader again).
A/ use HwOTA Tool
HwOTA8-ANE
B/ install TWRP for Oreo
link:
TWRP-oreo-smart
Download OEMINFO C432 :
OEMINFO ANE-LX1C432
Unpack .zip file and transfer oeminfo .img file to the SD card
Using Firmware Finder for Huawei apk, search for Oreo ANE-LX1C432 . Select FullOTA-MF, download the three files. (For example: find ANE-LX1C432B178 No.230902, download update.zip, ANE-L21_hw_eu.zip and publick.zip.)
Rename update_data_*.zip to update_data_public.zip
Rename update_full_*.zip to update_all_hw.zip
Don't rename update.zip.
Download HuRUpdater.zip
http://www.mediafire.com/file/r14sor2g4cbugzw/HuRUpdater_0.4.zip
Prepare an folder on SD card, like so:
myupdate/
HuRUpdater.zip
update.zip
update_data_public.zip
update_all_hw.zip
Boot into TWRP, flash OEMINFO C432.img (- in TWRP select Flash image). Go back to the main TWRP's menu, select Install , select 'myupdate' file and tap the HuRUpdater.zip , confirm.
You may need to press Volume Down for HuRUpdater to continue!
Reboot system.
C/ Download Oreo Service ROM , e.g.
Service ROM 8.0.0.178
Unpack .zip archive, find dload file in Software folder and transfer it to the SD card without unpacking it.
Install TWRP over eRecovery (you will need Stock Recovery due to the dload method).
Flash OEMINFO C432 , go back to the main TWRP's panel and select Reboot > Power Off.
Use three button combo to flash Service ROM . The process will erase all your data and will lock the BL again!
Note: how to install TWRP over eRecovery:
- copy to SD card TWRP-oreo-smart.img
- Download and copy to SD card Oreo Stock recovery~ramdisk :
Recovery_ramdisk
- in main TWRP menu tap Install image, then navigate
to the TWRP-oreo-smart.img, select
eRecovery Ramdisk and confirm . Go back, navigate to
Recovery_ramdisk-ANE-OREO.img , select Recovery Ramdisk and confirm.
How to boot into TWRP: reboot your phone, when unlocked bootloader warning appears, press Volume Up key up to 3 seconds to enter TWRP.

Thank you!

DP FH said:
Thank you!
Click to expand...
Click to collapse
Np

Just to let you know, even that I need a combination of method a and b. I finally rebranded my C461 version to the wanted C432. I've tried method A but ended with something like ( system.8.0.0(OSAV) ) with no update option.
I then used the files from this link to use them for method B to correct this issue:
http://update.dbankcdn.com/TDS/data/files/p3/s15/G2496/g1789/v225235/f1/full/update.zip
http://update.dbankcdn.com/TDS/data/files/p3/s15/G2496/g1789/v225235/f1/full/public/update_data_full_public.zip
http://update.dbankcdn.com/TDS/data/files/p3/s15/G2496/g1789/v225235/f1/full/ANE-L21_hw_eu/update_full_ANE-L21_hw_eu.zip
The phone now offers to upgrade and I also get the C432 in the build number. So one step further to custom roms or just stay on stock and get root to remove some bloatware...
Thank you Alf for your help!

Fall in love with Huawei again?
horqai said:
Thank you Alf for your help!
Click to expand...
Click to collapse
No problem.

Related

KIW-TL00 B430 Stock firmware failed to fastboot downgrade, bootloops

I just make my mobile unlock(KIW-TL00C01), I have tried
1. extract the image of UPDATE.app from B228 and fastboot flash (failure)
https://forum.xda-developers.com/honor-7/general/guide-beginners-how-to-root-update-fix-t3255452
2. using e-recovery(internal recovery), put firmware zip file(B228) in dload directory in SDcard, inform failed at 5%,
if you put that file in root directory of SDcard, it would stop at 5%.
3. install the 3rd part firmware from TWRP recovery(installed, but reboot would make the touch screen support in all the place, and boot loops)
I have tried install a different firmware through the adb when the touch screen is broken.
I use the following command, I didn't find a one could work.
Code:
recovery --update_package=/external_sd/firmware.zip
The one thing I could do to is put the UPDATE.app of B430 into dload, and retry the method 2 or my mobile is complete brick.
I wonder does the Huawei update the signature or firmware of TrustZone?
I don't know anything I could do to make it work.
if you want to downgrade, you first have to dload the rollback package, then the actual firmware
the rollback package
Click to expand...
Click to collapse
Oh I don't know that before, but where could I get that?
hizukiayaka said:
I just make my mobile unlock, I have tried
1. extract the image of UPDATE.app from B228 and fastboot flash (failure)
https://forum.xda-developers.com/honor-7/general/guide-beginners-how-to-root-update-fix-t3255452
2. using e-recovery(internal recovery), put firmware zip file(B228) in dload directory in SDcard, inform failed at 5%,
if you put that file in root directory of SDcard, it would stop at 5%.
3. install the 3rd part firmware from TWRP recovery(installed, but reboot would make the touch screen support in all the place, and boot loops)
I have tried install a different firmware through the adb when the touch screen is broken.
I use the following command, I didn't find a one could work.
Code:
recovery --update_package=/external_sd/firmware.zip
The one thing I could do to is put the UPDATE.app of B430 into dload, and retry the method 2 or my mobile is complete brick.
I wonder does the Huawei update the signature or firmware of TrustZone?
I don't know anything I could do to make it work.
Click to expand...
Click to collapse
where are you getting your files ? what is the Full version of your phone KIW-TL00C00 or KIW-TL00C01 or KIW-TL00HC00 ?
you must use the exact version for your phone.
the only useful info on the Honor 7 link you posted is how to flash from dload
nowhere did you say you put update.app in dload folder on ext_sdcard and flash with power + volume up and volume down
First determine the correct file for your phone and then flash it correctly
clsA said:
where are you getting your files ? what is the Full version of your phone KIW-TL00C00 or KIW-TL00C01 or KIW-TL00HC00 ?
you must use the exact version for your phone.
the only useful info on the Honor 7 link you posted is how to flash from dload
nowhere did you say you put update.app in dload folder on ext_sdcard and flash with power + volume up and volume down
First determine the correct file for your phone and then flash it correctly
Click to expand...
Click to collapse
I tried to use the match file, but failed in rollback, it would always inform me that system update failed.
hizukiayaka said:
I tried to use the match file, but failed in rollback, it would always inform me that system update failed.
Click to expand...
Click to collapse
Follow this : https://forum.xda-developers.com/honor-5x/how-to/guide-entering-fastboot-using-key-t3400869
After you entered fastboot, flash twrp, then restart to recovery and copy stock firmware to sdcard.
Even if it fails, you can hold VOL+ button during startup to enter eRecovery, where you can revert to stock using nothing but wireless LAN
P/S : I'm also stuck at bootloops trying to install lineage and mokee, please post a guide if you have done it successfully

Guide to rollback huawei p10 from oreo to nougat

Hi,(I am spanish sorry about my english)
after a long time searching how to rollback finally I have found the way thanking to this thread https://forum.xda-developers.com/p10/how-to/success-downgrade-oreo-to-nougat-t3729659.
In the thread the way to rollback isn't very extended explained so i decided to create mine and explain easy.
My phone is a Huawei P10 L29c432B.... .
Steps:
1- Download HWOTA8 from--https://drive.google.com/file/d/0B2D9GdWntw69U3N2aDEzZjY2S1E/view
2-Download Firmare L29C900B217 or L09C900B217 depending your model (only are 2 downloads) fromhttp://pro-teammt.ru/firmware-database/?firmware_model=VTR-L29c900&firmware_page=0
3-Delete the row "echo - - update_package...... update_data public. zip..." from the file "META-INF>com>google>android>update-binary" from hwota8_update.zip from the downloaded folder HWOTA8.
4. Create HWOTA8 folder and copy the following files: hwota8_update and MHA_RECOVERY8_NoCheck.img (from HWOTA8 folder), and the downloaded firmware files. After copu the firmware files you have to rename them one has to be named "update.zip" and the other one "update_all_hw.zip" (don't write.zip extension).
5- Now you have to rewrite the recovery with twrp, for that you have to go to fastbood (VOL- and Power) mode and connect to the pc. Then go to Uncompresed HWOTA8 folder and run "Replace_Recovery.bat" after that you will have the recovery TWRP installed.
6- Finally you have to to go to recovery pressing VOL+ and power button then go to Install adn search sd_external and inside HWOTA8 folder from sd card install "hwota8_update.zip". The device will resboot and start installing the nougat rom, but after that you will have to rebrand to L29c432.... to unlock all the functions.
That's all now you will have your device rollbacked from Oreo to Nougat.
Hi!
Thx for this guid, it seems to be clearly and good to understand! I have only one problem: i can not find the row "echo - - update_package...... update_data public. zip..." from the file "META-INF>com>google>android>update-binary" from hwota8_update.zip from the downloaded folder HWOTA8 for changing... ???
I tried with notepad++, but i can not do this... How did you get this step working?
Thx a lot!
stefan.irmen said:
Hi!
Thx for this guid, it seems to be clearly and good to understand! I have only one problem: i can not find the row "echo - - update_package...... update_data public. zip..." from the file "META-INF>com>google>android>update-binary" from hwota8_update.zip from the downloaded folder HWOTA8 for changing...
I tried with notepad++, but i can not do this... How did you get this step working?
Thx a lot!
Click to expand...
Click to collapse
You have to unzip the hwota8_update.zip file into another location, edit the extracted update_binary file and then repack the zip. The update_binary file in HWOTA8_<date>.zip is a binary file and shouldn't be edited with a text editor.
txonan said:
Hi,(I am spanish sorry about my english)
5- Now you have to rewrite the recovery with twrp, for that you have to go to fastbood (VOL- and Power) mode and connect to the pc. Then go to Uncompresed HWOTA8 folder and run "Replace_Recovery.bat" after that you will have the recovery TWRP installed.
6- Finally you have to to go to recovery pressing VOL+ and power button then go to Install adn search sd_external and inside HWOTA8 folder from sd card install "hwota8_update.zip". The device will resboot and start installing the nougat rom, but after that you will have to rebrand to L29c432.... to unlock all the functions.
That's all now you will have your device rollbacked from Oreo to Nougat.
Click to expand...
Click to collapse
hi there guys, i'm having problems with step number 5, i do rewrite twrp with that command, everything seems ok, have no errors, but can't go ionto TWRP like it isn't installed.
i can't run TWRP, can you please help?
pale1505 said:
hi there guys, i'm having problems with step number 5, i do rewrite twrp with that command, everything seems ok, have no errors, but can't go ionto TWRP like it isn't installed.
i can't run TWRP, can you please help?
Click to expand...
Click to collapse
First few times i had the same problem...
When the phone is off an you will hold "Power" and "Volume+" button to boot into TWRP, just hold "Volume+" after phone is vibrating... Then you will boot into TWRP...
stefan.irmen said:
First few times i had the same problem...
When the phone is off an you will hold "Power" and "Volume+" button to boot into TWRP, just hold "Volume+" after phone is vibrating... Then you will boot into TWRP...
Click to expand...
Click to collapse
You have to reinstall twrp and then continue with the steps.
pale1505 said:
hi there guys, i'm having problems with step number 5, i do rewrite twrp with that command, everything seems ok, have no errors, but can't go ionto TWRP like it isn't installed.
i can't run TWRP, can you please help?
Click to expand...
Click to collapse
The fact is that the recovery proccess is a **** in this model. Try to power completely off the phone and the Pess POWER + VOL+ when you feel the phone vibrates retire the press of power button and still pressing VOL+ button by this way sometime it goes ok. If TWRP load go ahead with the followings steps.
Other way it to reinstall again TWRP untill it loads.
Let me know if you suceed, good luck.
4. Create HWOTA8 folder and copy the following files: hwota8_update and MHA_RECOVERY8_NoCheck.img (from HWOTA8 folder), and the downloaded firmware files. After copu the firmware files you have to rename them one has to be named "update.zip" and the other one "update_all_hw.zip" (don't write.zip extension).
2. Download Firmare L29C900B217 or L09C900B217 depending your model (only are 2 downloads) fromhttp://pro-teammt.ru/firmware-database/?firmware_model=VTR-L29c900&firmware_page=0
non-functional link?
How exactly is it to be?
txonan said:
The fact is that the recovery proccess is a **** in this model. Try to power completely off the phone and the Pess POWER + VOL+ when you feel the phone vibrates retire the press of power button and still pressing VOL+ button by this way sometime it goes ok. If TWRP load go ahead with the followings steps.
Other way it to reinstall again TWRP untill it loads.
Let me know if you suceed, good luck.
Click to expand...
Click to collapse
just to let you know that nothing worked,
went to a shop, they tried everything, uploaded older firmwares, but after that the phone died, only black screen, couldn't even switch it on.
warranty did the trick
the guys replaced the mainboard, nothing else helped
so i'm waiting now for the official update
Good day! Can I use this method for installing Official Oreo from Beta? What I would like to do, is skip the deleting of row then just flash the twrp and continue with installation process.
I'm on VTR-L29C636B361.
I would like to rollback to Nougat, for root reasons. I'm trying to follow this method, but I'm not able to find the right files. All I succeded to find is the "update.zip", from Firmware Finder website, but no signs regarding others mentioned ("update_all_hw.zip"). Where can I dowload the right files?
Moreover: I flashed TWRP 3.2.1. I would like to go back on stock recovery, but again I'm facing a lot of problems. I would like to extract from update.app I have (from "update.zip" above mentioned), but HuaweiUpdateExtractor gives me a lot of error. Any help?
Thanks!
pdbc said:
I'm on VTR-L29C636B361.
I would like to rollback to Nougat, for root reasons. I'm trying to follow this method, but I'm not able to find the right files. All I succeded to find is the "update.zip", from Firmware Finder website, but no signs regarding others mentioned ("update_all_hw.zip"). Where can I dowload the right files?
Moreover: I flashed TWRP 3.2.1. I would like to go back on stock recovery, but again I'm facing a lot of problems. I would like to extract from update.app I have (from "update.zip" above mentioned), but HuaweiUpdateExtractor gives me a lot of error. Any help?
Thanks!
Click to expand...
Click to collapse
At the HWFF website the link leads you to you need to click the "filelist" (not only the "update"), that will give you links to all the files needed.
For the rest I am not sure, would also like to get back to the stock recovery but so far found no way to do so...
_Nostromo_ said:
At the HWFF website the link leads you to you need to click the "filelist" (not only the "update"), that will give you links to all the files needed.
For the rest I am not sure, would also like to get back to the stock recovery but so far found no way to do so...
Click to expand...
Click to collapse
I can give you recovery.img and recovery2.img for VTR-L29C636B162. I flashed this and then roll back to Nougat (B172) with FF.
pdbc said:
I can give you recovery.img and recovery2.img for VTR-L29C636B162. I flashed this and then roll back to Nougat (B172) with FF.
Click to expand...
Click to collapse
Thanks a lot for your offer, however unfortunately my model is VTR-L09 so I better do not mess it even more...
how do i edit update-binary? Just odd things comes up with notepad++
Question
txonan said:
Hi,(I am spanish sorry about my english)
after a long time searching how to rollback finally I have found the way thanking to this thread https://forum.xda-developers.com/p10/how-to/success-downgrade-oreo-to-nougat-t3729659.
In the thread the way to rollback isn't very extended explained so i decided to create mine and explain easy.
My phone is a Huawei P10 L29c432B.... .
Steps:
1- Download HWOTA8 from--https://drive.google.com/file/d/0B2D9GdWntw69U3N2aDEzZjY2S1E/view
2-Download Firmare L29C900B217 or L09C900B217 depending your model (only are 2 downloads) fromhttp://pro-teammt.ru/firmware-database/?firmware_model=VTR-L29c900&firmware_page=0
3-Delete the row "echo - - update_package...... update_data public. zip..." from the file "META-INF>com>google>android>update-binary" from hwota8_update.zip from the downloaded folder HWOTA8.
4. Create HWOTA8 folder and copy the following files: hwota8_update and MHA_RECOVERY8_NoCheck.img (from HWOTA8 folder), and the downloaded firmware files. After copu the firmware files you have to rename them one has to be named "update.zip" and the other one "update_all_hw.zip" (don't write.zip extension).
5- Now you have to rewrite the recovery with twrp, for that you have to go to fastbood (VOL- and Power) mode and connect to the pc. Then go to Uncompresed HWOTA8 folder and run "Replace_Recovery.bat" after that you will have the recovery TWRP installed.
6- Finally you have to to go to recovery pressing VOL+ and power button then go to Install adn search sd_external and inside HWOTA8 folder from sd card install "hwota8_update.zip". The device will resboot and start installing the nougat rom, but after that you will have to rebrand to L29c432.... to unlock all the functions.
That's all now you will have your device rollbacked from Oreo to Nougat.
Click to expand...
Click to collapse
Hi, I have one question
Your phone was VTR-L29 C432 and you used the firmware of VTR-L29 C900, so can I use the C900 in any version to rollback and after that, what would be my version? C432 or C900?
I'm asking because for some reason I have VTR-L09 8.0.0.046(04VT) and I want to rollback, then rebrand and finally upgrade to VTR-L29 C432 with a custom kernel.
Thanks a lot!
This guide realy work ??
hello, I test by cons I have a problem, once flash hwota8_update.zip, it tries to restart in recovery and redémre on oreo, a solution?
Hello, I have a problem in the rocovery that I flash wota8_update.zip I have E: unknown command [errno]
Updater process ended with ERROR: 9
Error installing zip file '/external_sd/HWOTA8/update.zip
Maybe this is a silly question. Do we need to change the recovery file since MHA is a code name for MATE 9. P10 use VTR. Is it still usable?

I would like to return to full stock

What is the best method to return fully to stock?
Is it extracting the system partition from the update.app downloaded from https://pro-teammt.ru/online-firmware-database-ru/ and flash it using fastboot
or searching for the service rom on https://androidhost.ru/ and doing the dload method?
My phone is RNE-L21 8.0.0.315 (C185)
Deathecho said:
What is the best method to return fully to stock?
Is it extracting the system partition from the update.app downloaded from https://pro-teammt.ru/online-firmware-database-ru/ and flash it using fastboot
or searching for the service rom on https://androidhost.ru/ and doing the dload method?
My phone is RNE-L21 8.0.0.315 (C185)
Click to expand...
Click to collapse
Dload method. Process will erase all the data from your device and lock bootloader.
bozka1 said:
Dload method. Process will erase all the data from your device and lock bootloader.
Click to expand...
Click to collapse
Thank you for the reply if you don't mind further help can you tell me if this is the correct service rom for my phone?
https://androidhost.ru/8U3
I have already downloaded the files from this one
https://pro-teammt.ru/online-firmwa...l=RNE-L21C185B315+(8.0.0.315)&firmware_page=0
Can they be used interchangeably or only the first one?
Second question
the dload method is to unzip the file and copy UPDATE.APP on SD card in a folder named dload on the root of the card. (I can't have it on the phone itself right?)
then reboot on download mode (turn off your phone, then, press volume up + volume down + power button until Huawei logo appears).
This should trigger the process to install the app UPDATE.APP file.
Is this correct?
Deathecho said:
this is the correct service rom for my phone?
https://androidhost.ru/8U3
Click to expand...
Click to collapse
It's correct service ROM for your phone.
From dload you can flash service ROM only, from
androidhost.ru, this site contains only Service ROM .
Dload method: you have to extract file >dload< from downloaded .zip archive, and just copy >dload< file to the root directory of the SD card. ( Before you do anything, read carefully Software Upgrade Guidline in "ReleaseDoc" ).
Use force method with three buttons (my strongly recommendation).
With Service ROM you will get full stock with locked bootloader (warranty will not void any more).
bozka1 said:
It's correct service ROM for your phone.
From dload you can flash service ROM only, from
androidhost.ru, this site contains only Service ROM .
Dload method: you have to extract file >dload< from downloaded .zip archive, and just copy >dload< file to the root directory of the SD card. ( Before you do anything, read carefully Software Upgrade Guidline in "ReleaseDoc" ).
Use force method with three buttons (my strongly recommendation).
With Service ROM you will get full stock with locked bootloader (warranty will not void any more).
Click to expand...
Click to collapse
Thank you it worked and I'm back to stock. I have a few questions...
There is an EMUI update, I was wondering if I did update and wanted to install a rom then back to stock again.. can I use the same files I used or do I have to download new service rom?
Second question can I still unlock bootloader with the same code I had?

[Guide] Install China/Global Rom in Any Black Shark 2/2 Pro

Method 1(Works with locked bootloader)(Convert China Rom to Global)
Part 1
1. Download Global rom Android 10 zip file(You can check wga0's thread for this thanks to wga0 for this file)
2. Put this zip file in ota folder of your internal storage and rename it as update.zip (if there is no ota folder than create it)
3. Dial *#*#1027#*#* click on Local ota and it will start updating your device.
4. Factory reset your device after perform above procedure to avoid any software error.
If above Part 1 don't work for you than try this method
1. Download Android 9 Full ota of china rom
2. Move it on ota folder of your phone's internal storage
3. Rename it to update.zip
4. Dial *#*#1027#*#*
5. Click on Local ota
6. After procedure is complete you might be in recovery mode of your device and in recovery mode wipe device data.By this method you will be downgrade to Android 9.
7. Using your phone's software update install two update first of 87MB and another of 1357MB.
8. After installing this two update just follow part 1 posted above and yoy will be able to install global rom on your china device.
Above method i found on another forum and working on bs2 pro and will also work on bs2 as well.
Below method is tested by me and it's working fine and i converted my device's Global rom to china rom and will also work for converting china rom to global.
Method 2(Require unlocked bootloader)
1.Download rom which you want to install and extract folder in it (there should be 22 img files in it)
2.Download flash-all.zip and extract flashall.bat to the folder in which 22 img files are available
3.Reboot your device to fastboot
4.Double click on flashall.bat file and it will start flashing rom.
Note:Above method will wipe your data.
i am new user and can not add links now so will add links later.
hi bro, do you have any update link for CN firmware, this is my latest firmware now
Hi bro. Do you have link to download?
Will this process breaks ota?
Ksrs1 said:
Method 1(Works with locked bootloader)(Convert China Rom to Global)
Part 1
1. Download Global rom Android 10 zip file(You can check wga0's thread for this thanks to wga0 for this file)
2. Put this zip file in ota folder of your internal storage and rename it as update.zip (if there is no ota folder than create it)
3. Dial *#*#1027#*#* click on Local ota and it will start updating your device.
4. Factory reset your device after perform above procedure to avoid any software error.
If above Part 1 don't work for you than try this method
1. Download Android 9 Full ota of china rom
2. Move it on ota folder of your phone's internal storage
3. Rename it to update.zip
4. Dial *#*#1027#*#*
5. Click on Local ota
6. After procedure is complete you might be in recovery mode of your device and in recovery mode wipe device data.By this method you will be downgrade to Android 9.
7. Using your phone's software update install two update first of 87MB and another of 1357MB.
8. After installing this two update just follow part 1 posted above and yoy will be able to install global rom on your china device.
Above method i found on another forum and working on bs2 pro and will also work on bs2 as well.
Below method is tested by me and it's working fine and i converted my device's Global rom to china rom and will also work for converting china rom to global.
Method 2(Require unlocked bootloader)
1.Download rom which you want to install and extract folder in it (there should be 22 img files in it)
2.Download flash-all.zip and extract flashall.bat to the folder in which 22 img files are available
3.Reboot your device to fastboot
4.Double click on flashall.bat file and it will start flashing rom.
Note:Above method will wipe your data.
Click to expand...
Click to collapse
masruradi said:
hi bro, do you have any update link for CN firmware, this is my latest firmware now
Click to expand...
Click to collapse
hi,bro。can i ask somethings, if CN firmware can install google service? thanks to reply !
Ksrs1 said:
Method 1(Works with locked bootloader)(Convert China Rom to Global)
Part 1
1. Download Global rom Android 10 zip file(You can check wga0's thread for this thanks to wga0 for this file)
2. Put this zip file in ota folder of your internal storage and rename it as update.zip (if there is no ota folder than create it)
3. Dial *#*#1027#*#* click on Local ota and it will start updating your device.
4. Factory reset your device after perform above procedure to avoid any software error.
If above Part 1 don't work for you than try this method
1. Download Android 9 Full ota of china rom
2. Move it on ota folder of your phone's internal storage
3. Rename it to update.zip
4. Dial *#*#1027#*#*
5. Click on Local ota
6. After procedure is complete you might be in recovery mode of your device and in recovery mode wipe device data.By this method you will be downgrade to Android 9.
7. Using your phone's software update install two update first of 87MB and another of 1357MB.
8. After installing this two update just follow part 1 posted above and yoy will be able to install global rom on your china device.
Above method i found on another forum and working on bs2 pro and will also work on bs2 as well.
Below method is tested by me and it's working fine and i converted my device's Global rom to china rom and will also work for converting china rom to global.
Method 2(Require unlocked bootloader)
1.Download rom which you want to install and extract folder in it (there should be 22 img files in it)
2.Download flash-all.zip and extract flashall.bat to the folder in which 22 img files are available
3.Reboot your device to fastboot
4.Double click on flashall.bat file and it will start flashing rom.
Note:Above method will wipe your data.
Click to expand...
Click to collapse
i am newer at here , can i ask about where to find wga0 ? is search at this forum or google seach it?, so sry stupid question!
Ksrs1 said:
Method 1(Works with locked bootloader)(Convert China Rom to Global)
Part 1
1. Download Global rom Android 10 zip file(You can check wga0's thread for this thanks to wga0 for this file)
2. Put this zip file in ota folder of your internal storage and rename it as update.zip (if there is no ota folder than create it)
3. Dial *#*#1027#*#* click on Local ota and it will start updating your device.
4. Factory reset your device after perform above procedure to avoid any software error.
If above Part 1 don't work for you than try this method
1. Download Android 9 Full ota of china rom
2. Move it on ota folder of your phone's internal storage
3. Rename it to update.zip
4. Dial *#*#1027#*#*
5. Click on Local ota
6. After procedure is complete you might be in recovery mode of your device and in recovery mode wipe device data.By this method you will be downgrade to Android 9.
7. Using your phone's software update install two update first of 87MB and another of 1357MB.
8. After installing this two update just follow part 1 posted above and yoy will be able to install global rom on your china device.
Above method i found on another forum and working on bs2 pro and will also work on bs2 as well.
Below method is tested by me and it's working fine and i converted my device's Global rom to china rom and will also work for converting china rom to global.
Method 2(Require unlocked bootloader)
1.Download rom which you want to install and extract folder in it (there should be 22 img files in it)
2.Download flash-all.zip and extract flashall.bat to the folder in which 22 img files are available
3.Reboot your device to fastboot
4.Double click on flashall.bat file and it will start flashing rom.
Note:Above method will wipe your data.
Click to expand...
Click to collapse
Hi. I can't find any ROM with the 22 .img files, where could an image of that type be downloaded?
Thanks for the post
I have black shark 2 pro
My rom is china and my android is 10
I want to convert it to global rom with android 9
But with ota my sensors not working and I must update my android again.
Could anyone please help me?
OTA ERROR
I followed all your steps, but it always give me OTA ERROR on step 5. what should I do?
ryuusei13760 said:
I followed all your steps, but it always give me OTA ERROR on step 5. what should I do?
Click to expand...
Click to collapse
What is build number of your rom?
Ksrs1 said:
What is build number of your rom?
Click to expand...
Click to collapse
AWM-A0
Joyui11 G66T2008030CN00MQ3
Wga0
Ksrs1 said:
Method 1(Works with locked bootloader)(Convert China Rom to Global)
Part 1
1. Download Global rom Android 10 zip file(You can check wga0's thread for this thanks to wga0 for this file)
2. Put this zip file in ota folder of your internal storage and rename it as update.zip (if there is no ota folder than create it)
3. Dial *#*#1027#*#* click on Local ota and it will start updating your device.
4. Factory reset your device after perform above procedure to avoid any software error.
If above Part 1 don't work for you than try this method
1. Download Android 9 Full ota of china rom
2. Move it on ota folder of your phone's internal storage
3. Rename it to update.zip
4. Dial *#*#1027#*#*
5. Click on Local ota
6. After procedure is complete you might be in recovery mode of your device and in recovery mode wipe device data.By this method you will be downgrade to Android 9.
7. Using your phone's software update install two update first of 87MB and another of 1357MB.
8. After installing this two update just follow part 1 posted above and yoy will be able to install global rom on your china device.
Above method i found on another forum and working on bs2 pro and will also work on bs2 as well.
Below method is tested by me and it's working fine and i converted my device's Global rom to china rom and will also work for converting china rom to global.
Method 2(Require unlocked bootloader)
1.Download rom which you want to install and extract folder in it (there should be 22 img files in it)
2.Download flash-all.zip and extract flashall.bat to the folder in which 22 img files are available
3.Reboot your device to fastboot
4.Double click on flashall.bat file and it will start flashing rom.
Note:Above method will wipe your data.
Click to expand...
Click to collapse
i tried this methode, on the screen show, error not authorized..
1.84 GB file on MEGA
mega.nz
jpmacapuna said:
1.84 GB file on MEGA
mega.nz
Click to expand...
Click to collapse
for bs2 pro or bs 2?
Yeah that image worked like a charm! Thank you so much!
Can we convert global to chnise bs2 ? With ota update (locked bootloader) ?
Please give me tutorial
ariewahyu said:
Can we convert global to chnise bs2 ? With ota update (locked bootloader) ?
Please give me tutorial
Click to expand...
Click to collapse
Yes we can and I've already done it.
I can't change from CN ROM to Global ROM, the version posted here by jpmacapuna doesn't work, package unauthorized.
My device is a Black Shark 2 Pro - DLT-A0 build version DLTR2010300CN00MQ4, any help please?
Thank you

TWRP Formating Data Stuck

Hi
Emui 9.1.0.257
I have TWRP 3.4.0-1 installed i trying format data waiting over 10min
Any ideas.
Hello again - I had the same issue and after restarting without any success notice in TWRP, I was left with an not booting system.
I could fix it by flashing all the different needed *img files via fastboot. This was needed as my rescue tasks may made it even worse.
Do you have any idea why this happend? The used TWRP was TWRP-3.4.0.0-emui9_eR.img
horqai said:
Hello again - I had the same issue and after restarting without any success notice in TWRP, I was left with an not booting system.
I could fix it by flashing all the different needed *img files via fastboot. This was needed as my rescue tasks may made it even worse.
Do you have any idea why this happend? The used TWRP was TWRP-3.4.0.0-emui9_eR.img
Click to expand...
Click to collapse
Hi!
I have the same problem and tried to fix it via flashing *img files, but I don't know which. I downloaded an update.zip and extracted some *img files from the UPDATE.APP. I read somewhere that I need to flash kernel, system, ramdisk and recovery_ramdisk to get back to the stock rom. But I didn't find a ramdisk.img file to flash. So which is necessary to restore at least erecovery to get back stock rom and where to get the right files?
lenzelot said:
But I didn't find a ramdisk.img file to flash.
Click to expand...
Click to collapse
On EMUI 9.1 ramdisk is included in the recovery_ramdisk.
Try this way out...
- Make sure to have the stock recovery flash
- Download correct Service ROM for your region and EMUI version ( Settings > About phone > build number.
The bracketed (Cxxx) is your device’s regional variant. This number is very important in determining the correct firmware to download!)
- download Service ROM here: Androidhost.ru website, (type Ane- or Anne-).
- Unpack .zip archive , find dload file in "Software" folder, and simply transfer it to the SD card, without unpacking it!
- Turn off your phone and flash FW using three button combo. The process will erase all your data! (and lock again the bootloader! ).
Edit: you can also try following:
- Install TWRP (on Pie)
- In TWRP flash eRecovery_ramdisk (use button Install image ). Then reboot into eRecovery and download latest versiom via WiFi.
-Alf- said:
On EMUI 9.1 ramdisk is included in the recovery_ramdisk.
Try this way out...
- Make sure to have the stock recovery flash
- Download correct Service ROM for your region and EMUI version ( Settings > About phone > build number.
The bracketed (Cxxx) is your device’s regional variant. This number is very important in determining the correct firmware to download!)
- download Service ROM here: Androidhost.ru website, (type Ane- or Anne-).
- Unpack .zip archive , find dload file in "Software" folder, and simply transfer it to the SD card, without unpacking it!
- Turn off your phone and flash FW using three button combo. The process will erase all your data! (and lock again the bootloader! ).
Click to expand...
Click to collapse
Thanks for the quick response. I think I tried something like that but unfortunately the transfer to the phone stopped due to storage shortage. Is there any partition I could format using fastboot or adb if this is possible? So far I can only access the bootloader and the start screen of twrp (without really booting it). In the latter state it is possible to run adb commands.
Just read the edit. Will try so.
lenzelot said:
Is there any partition I could format using fastboot
Click to expand...
Click to collapse
Try fastboot command
fastboot erase userdata
and restart.
lenzelot said:
the transfer to the phone stopped due to storage shortage
Click to expand...
Click to collapse
You can use also OTG.
Sorry for the late response and thanks for your great help!! erasing the userdate was the key

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