Few questions for P9 lite VNS-L21 - Huawei P9 Lite ROMs, Kernels, Recoveries, & Other

Hello brothers, i have a few questions for my P9 Lite VNS-L21
I wan to reflash my phone with fresh stock ROM. My exact model is VNS-L21C432B394, and i found a few sites with stock ROM for VNS-L21C432B394, but the links in the sites goes to taked down links for the stock ROM. And i cant find anywhere stock ROM VNS-L21C432B394. But i can find many other VNS-L21 stock rom.
1. Is it matter the letters and numbers after VNS-L21*********?
2. My is VNS-L21C432B394. Can i install other stock roms with different letters and numbers after VNS-L21*********? For example C432B151? Or any other?
3. Is it required unlocked bootloder to flash stock ROM?

savergad said:
Hello brothers, i have a few questions for my P9 Lite VNS-L21
I wan to reflash my phone with fresh stock ROM. My exact model is VNS-L21C432B394, and i found a few sites with stock ROM for VNS-L21C432B394, but the links in the sites goes to taked down links for the stock ROM. And i cant find anywhere stock ROM VNS-L21C432B394. But i can find many other VNS-L21 stock rom.
1. Is it matter the letters and numbers after VNS-L21*********?
2. Can i install other stock roms with different letters and numbers after VNS-L21*********? For example C432B151?
3. Is it required unlocked bootloder to flash stock ROM?
Click to expand...
Click to collapse
1. Cxxx is your device’s regional variant.This number is very important in determining the correct firmware to download. Ergo you can install C432 only .
2. You can install only FW for dual SIM phone. All firmwares that end with even numbers are for dual SIM (odd numbers are for single SIM).
3. Nope.

Related

P8Lite Stock Rom

Hey guys,
I got a big problem. I bought a p8 Liste With b181 Firmware and flashed the 6.0Version. Now i cant roll back or root or flash a different firmware. Has anyone a TWRP backup for the Single SIM phone?
Thanks a lot
Greetings from Germany
I have same problem.
check your model number once... do you have BalongCxxx instead of ALE-XX YYYY?

Device Won't Boot After "Device Is Now Booting" Screen

Hello,
I have just unlocked my HuaWei P9 and installed TWRP 3.0.0-0 on it.
The device was refusing to install SuperSU as it kept saying the zip was corrupt, even though it definitely wasn't. (I even tried multiple different ones)
Then I saw a tutorial that said this can be fixed by going into the Wipe menu, Advanced Wipe, selecting Data and changing the file system to EXT4. I did that (even though it was already on EXT4) and now my device won't boot past the "your device has been unlocked and can't be trusted. To learn more, visit: (link)
Your device is booting now...." screen.
Please may anybody help me? I can access the recovery menu and the TWRP menu, but not the actual android os. In the TWRP file viewer, the device is not blank so I know that the device has not been erased.
Thank you very much! I am not bothered about rooting anymore, I would just like my device to work. Any help will be very much appreciated.
Download a custom ROM flash it via twrp (if you di have twrp previlages ) or download official firmware with same cust as your then put in your microsd>dload(folder)>update.app
Then flash it from phone
Sent from my VIE-L29 using Tapatalk
crossmedia said:
Download a custom ROM flash it via twrp (if you di have twrp previlages ) or download official firmware with same cust as your then put in your microsd>dload(folder)>update.app
Then flash it from phone
Sent from my VIE-L29 using Tapatalk
Click to expand...
Click to collapse
Thank you for helping! Do you have any idea where I could get any kind of rom for it? The Huawei website has roms for the P9 lite but not the P9
What's your phone model?
I never used P9 I have P9 Plus
So here is an example
My Phone
Model : VIE-L29
CUST : C185
Andriod : MM (hence c185)
Sent from my VIE-L29 using Tapatalk
crossmedia said:
What's your phone model?
I never used P9 I have P9 Plus
So here is an example
My Phone
Model : VIE-L29
CUST : C185
Andriod : MM (hence c185)
Sent from my VIE-L29 using Tapatalk
Click to expand...
Click to collapse
Mine is an EVA-L09 and it was running Anrdoid 6.0.0. That is all I know as I have not had it for long. If there is any other information you need, please may you tell me how I can find that out?
crossmedia said:
What's your phone model?
I never used P9 I have P9 Plus
So here is an example
My Phone
Model : VIE-L29
CUST : C185
Andriod : MM (hence c185)
Sent from my VIE-L29 using Tapatalk
Click to expand...
Click to collapse
I have all of the original packaging, is there any way to find out more information about my device through that?
EDIT: I have managed to find out the IMEI, if that is of any use.
Did you take note of your current ROM version that is on the phone? It should be named like this for example.
L09C432B136
L09C is the model no of the phone e.g EVA-L09C.
C432 is the CUST (Also for OEMinfo)
B136 is the build number of the ROM.
Did you flash any roms or are you still using the original ROM that came with the phone? Also do you remember if you were on marshmallow or nougat?
benjamen50 said:
Did you take note of your current ROM version that is on the phone? It should be named like this for example.
L09C432B136
L09C is the model no of the phone e.g EVA-L09C.
C432 is the CUST (Also for OEMinfo)
B136 is the build number of the ROM.
Did you flash any roms or are you still using the original ROM that came with the phone? Also do you remember if you were on marshmallow or nougat?
Click to expand...
Click to collapse
I did not note any information as I wasn't expecting to have any issues, I've rooted a few phones before and have never encountered any issues.
I managed to fix the issue by using the above method with both volume buttons and the power button - I downloaded "dload-huawei-p9-eval09-eva-b136.zip" and installed that ROM, which was successful
Thank you so much for your help.
No worries. That is usually a failsafe version in case anything goes wrong. Network for 3g/4g is working I hope and build number is displayed fully in settings right?
As different CUST ID from ROM can cause many issues.
benjamen50 said:
No worries. That is usually a failsafe version in case anything goes wrong. Network for 3g/4g is working I hope and build number is displayed fully in settings right?
As different CUST ID from ROM can cause many issues.
Click to expand...
Click to collapse
I will have to look into what when I place my SIM into my phone as I am waiting for a carrier unlock code.
At the moment, the only issue is my homescreen wallpaper showing up as my lockscreen one, which I created a thread for.
Is there any way to check the original cust id?

How to find original build number?

Hello.
I am new to everything related to Huawei and I have a small doubt please.
I have a Huawei P9 Lite 2017 PRA-LX1 (exactly the same phone and specs as P8 Lite 2017; just a different name used by Huawei for marketing and regional purposes).
I have recently updated the build number through the inbuilt Huawei system update to version B162.
Please note that this was only a 400MB update with very minor changes and it was not a full ROM installation. Please see attached screenshot.
I am going to unlock the bootloader, TWRP and root very soon. I read that on the forum that sometimes people have to flash the original version of the build number when their phone gets soft or hard bricked in order to recover their phone.
I wanted to download the original build number as safety in case something goes wrong.
I can't remember the build number I had previously to B162.
1. How would I find the original build number I was on when I bought the phone? Only through a factory reset?
2. Is it really necessary the original build number to recover my phone (if needed one day) or another build would work?
Sorry but I find this Huawei updating method rather complicated or confusing.
Thanks in advance for any advice.
Factory reset don't work because it will same build that you on now. Perhaps if you install firmware finder you can see previous builds
Enviado do meu PRA-LX1 através de Tapatalk
LUNARIO said:
Factory reset don't work because it will same build that you on now. Perhaps if you install firmware finder you can see previous builds
Enviado do meu PRA-LX1 através de Tapatalk
Click to expand...
Click to collapse
Thank you for the answer.
I do have Firmware Finder installed but as I mentioned I did not memorise the previous build number so I would not know which one to look for.
I suppose that if I search for build number B162 (my current updated version) it would work in case I need to flash the original version if any problems arise.
Correct me if I am wrong.
Also in relation to my question #2 any idea please?
Thank you so much.
droidbits said:
Thank you for the answer.
I do have Firmware Finder installed but as I mentioned I did not memorise the previous build number so I would not know which one to look for.
I suppose that if I search for build number B162 (my current updated version) it would work in case I need to flash the original version if any problems arise.
Correct me if I am wrong.
Also in relation to my question #2 any idea please?
Thank you so much.
Click to expand...
Click to collapse
I have honor 4x(different phone, but this part of the phones might be same).
I think FULL firmwares from firmware finder can be flashed in TWRP and in that case you'll only need to worry about getting the firmware which has the same specs as your phone.
TWRP dosen't do any version checking so you don't need to find exactly correct version.
I don't know will this work, but if you get stuck it's good to know.
keikari said:
I have honor 4x(different phone, but this part of the phones might be same).
I think FULL firmwares from firmware finder can be flashed in TWRP and in that case you'll only need to worry about getting the firmware which has the same specs as your phone.
TWRP dosen't do any version checking so you don't need to find exactly correct version.
I don't know will this work, but if you get stuck it's good to know.
Click to expand...
Click to collapse
Yes it is good to know I will be able to flash any version as long as it is for PRA-LX1.
With some other phone brands I had in the past downgrading was out of the question (LG G3 and G4 for example).
Not sure about Huawei in relation to downgrading.
My opinion is that this should be all standardised all across Android anyway and not all different between phone manufacturers.
Thanks for your reply.
basically the only thing you need to look at is C432 in the firmware number
Carkai said:
basically the only thing you need to look at is C432 in the firmware number
Click to expand...
Click to collapse
Thanks a lot!
You MAY find your original build number according to your region:
https://mobiletech360.co/huawei-p8-lite-2017-stock-firmwarerom-android-7-nougat-pra-lx1/
But even if you do i doubt that you can revert it back, I had a PRA-LX1C464 which is the region code for Turkey, I wanted to update it through Firmware Finder and successfully did. But it changed my phone' build number to PRA-LX1C432, and I can't revert it back to C464. My phone is single SIM, but the firmware I'm using is dual SIM (wtf huawei? ) . So far so good though, phone works fine.
marstonpear said:
You MAY find your original build number according to your region:
https://mobiletech360.co/huawei-p8-lite-2017-stock-firmwarerom-android-7-nougat-pra-lx1/
But even if you do i doubt that you can revert it back, I had a PRA-LX1C464 which is the region code for Turkey, I wanted to update it through Firmware Finder and successfully did. But it changed my phone' build number to PRA-LX1C432, and I can't revert it back to C464. My phone is single SIM, but the firmware I'm using is dual SIM (wtf huawei? ) . So far so good though, phone works fine.
Click to expand...
Click to collapse
Hi. How did you change build number ? Thanks
SPiX69 said:
Hi. How did you change build number ? Thanks
Click to expand...
Click to collapse
You need to rebrand your phone aka flash another oeminfo that is related to your device. This will lock your bootloader, so make sure you are on stock EMUI first, flash the new oeminfo (make sure it belongs to your device), go to erecovery and restore your device, this will wipe all your data and download the firmware of the oeminfo you flashed. You can unlock your bootloader afterwards.

what is the best and correct custom rom for my huawei p9 AL10 B398

can spmeone guide me what is the correct custom rom for my p9 al10 b398
cant fond rom that supporta for my model.
im from.phillipines..
thanks
Custom ROMs equire TWRP to be flashed over the stock Recovery, and for that you must unlock Bootloader, However, with the unlocked Bootloader you can simply debrand your phone and then you can flash custom ROMs for e.g L09c432
Btw, there was yesterday a very similar question
https://forum.xda-developers.com/p9/help/phone-process-prevents-android-auto-t3576591
I have a EVA-AL10 to and I did the exact same thing as @zgfg said. After debranding you can basically install every rom you want.

Please Help Me!..

Hi Everyone;
I dont know i am writing right place or not but i cant get answer to my question till 2 days in RR OS's own page... May be i choose old rom and its not favourite now but i want to change my phone's (Huawei P9 - EVA L09) stock rom with lighter Android 8 (Oreo) custom rom.
I got my phones oem unlock code via DC Unlocker than unlock my phone than i install TWRP's (Open Kirin in Edition) than i rooted my phone vith Super Su.
Everything was ok till that step but than, when i try to install Resurrection Remix's Oreo version for my phone, but i got error in installation.
I attached error photos to this message.
After unsusccess install process i cant open my phone and my phones Internal memory looked 0 mb, then, fortunately i can recover my phone with Huawei's own eRecovery.
I wanna know what did wrong than i will try to change my phones OS asap...
any_body said:
Hi Everyone;
I dont know i am writing right place or not but i cant get answer to my question till 2 days in RR OS's own page... May be i choose old rom and its not favourite now but i want to change my phone's (Huawei P9 - EVA L09) stock rom with lighter Android 8 (Oreo) custom rom.
I got my phones oem unlock code via DC Unlocker than unlock my phone than i install TWRP's (Open Kirin in Edition) than i rooted my phone vith Super Su.
Everything was ok till that step but than, when i try to install Resurrection Remix's Oreo version for my phone, but i got error in installation.
I attached error photos to this message.
After unsusccess install process i cant open my phone and my phones Internal memory looked 0 mb, then, fortunately i can recover my phone with Huawei's own eRecovery.
I wanna know what did wrong than i will try to change my phones OS asap...
Click to expand...
Click to collapse
There are Open Kirin Treble Oreo ROMs (RR, LOS) for Huawei/Honor phones:
https://openkirin.net/user_guide/openkirin-rom-installation-instructions/
Installation instructions require:
1) OK Oreo ROMs can only be installed over Huawei stock Oreo (not over stock Nougat)
2) OK ROM must be flashed by Fastboot, not from TWRP (btw, TWRP for Huawei Oreo is different than TWRP for Nougat because of different partitions names, sizes, etc)
There is also XDA thread about Open Kirin Treble ROMs (on P9):
https://forum.xda-developers.com/p9/development/roms-openkirin-aosp-collection-t3828806
and for (1), there is a thread describing how to rebrand P9 L09/L19 to AL10c00 and update to Oreo (b540):
https://forum.xda-developers.com/p9/development/rebrand-update-tool-hwota7-p9-eva-t3820849
zgfg said:
There are Open Kirin Treble Oreo ROMs (RR, LOS) for Huawei/Honor phones:
https://openkirin.net/user_guide/openkirin-rom-installation-instructions/
Installation instructions require:
1) OK Oreo ROMs can only be installed over Huawei stock Oreo (not over stock Nougat)
2) OK ROM must be flashed by Fastboot, not from TWRP (btw, TWRP for Huawei Oreo is different than TWRP for Nougat because of different partitions names, sizes, etc)
There is also XDA thread about Open Kirin Treble ROMs (on P9):
https://forum.xda-developers.com/p9/development/roms-openkirin-aosp-collection-t3828806
and for (1), there is a thread describing how to rebrand P9 L09/L19 to AL10c00 and update to Oreo (b540):
https://forum.xda-developers.com/p9/development/rebrand-update-tool-hwota7-p9-eva-t3820849
Click to expand...
Click to collapse
Everything looks ok but my phone is in Android 7.0 stock rom.
How can i upgrade it to Oreo vith custom rom?
On the other hand my FRP looks like unlocked?
Must it be locked to install OpenKirin?
any_body said:
Everything looks ok but my phone is in Android 7.0 stock rom.
How can i upgrade it to Oreo vith custom rom?
On the other hand my FRP looks like unlocked?
Must it be locked to install OpenKirin?
Click to expand...
Click to collapse
First, go back to stocl Nougat, and please read again my previous answer - I gave you link for HWOTA7 method for rebranding from stock L09/L19 to AL10 and then upgrading toAL10c00 b540 Oreo
If you don't like unlocked FRP, then go back to stock Nougat and re-lock Bootliader (and then lock FRP back).
But as long as you do rooting, installing custom ROMs, or rebranding to that AL10, you must have unlocked Bootloader and for unlocked Bootliader you must have also unlocked FRP
zgfg said:
First, go back to stocl Nougat, and please read again my previous answer - I gave you link for HWOTA7 method for rebranding from stock L09/L19 to AL10 and then upgrading toAL10c00 b540 Oreo
If you don't like unlocked FRP, then go back to stock Nougat and re-lock Bootliader (and then lock FRP back).
But as long as you do rooting, installing custom ROMs, or rebranding to that AL10, you must have unlocked Bootloader and for unlocked Bootliader you must have also unlocked FRP
Click to expand...
Click to collapse
Everything is OK but when I lock back my Bootloader and Recover my original Android 7.0 Android with Huawei's official eRecovery, my FRP still shown unlocked...
any_body said:
Everything is OK but when I lock back my Bootloader and Recover my original Android 7.0 Android with Huawei's official eRecovery, my FRP still shown unlocked...
Click to expand...
Click to collapse
(Re)installing/OTA updating some stock firmwares lock back both OEM/FRP and Bootloader, but it depends on the firmware itself (Huawei who prepare them).
If you already installed latest firmware for your cust by eRecovery, you can only try to do Factory reset from stock Recovery or eRecovery
Otherwise, rolling back to Marshmallow (and after that updating again to Nougat) shoulf fix the problem with disabled OEM unlock option (I had it twice but in the opposite way, OEM was locked but its option was disabled)
However, having unlocked FRP is not a big trouble. You can still open Bootloader and root/flash, etc - problem would be if OEM option was disabled but locked - then you could not unlock Bootloader and flash anything from Fastboot
With FRP=Factory Reset Protection unlocked you (only) have:
- 'annoying' note that phone is not secure while booting
- ability to start Factory reset from Recovery and eRecovery (with licked FRP, Factory reset is only allowed once you login to the System, from Settings or Project menu)
- ability to unlock Bootloader and flash things
So, what if i wanna install Android 7 custom rom? How can i do it? Can i do it with TWRP'S special Open Kirin Edition directly from Stock Rom?
Can i upgrade my phone to Android 8 after i install Android 7 custom rom first or i have to do it with Rebrand / Update Tool first?
Because rebrand / update tool (or SRK Tool i am not sure) look so complicated and i am afraid to make hardbricked my phone... (i backed up my phone with HiSuite but i am not sure can i recover my phone with it if i unbrick my phone?)
I am using EVA-L09C464B389 rom now.... On the other hand, i cant be sure which AL10 (Oreo) rom is right for me, because when i search in russian page you offered, there is more than one alternative...
I hope i can explain what i mean with my poor English...
any_body said:
So, what if i wanna install Android 7 custom rom? How can i do it? Can i do it with TWRP'S special Open Kirin Edition directly from Stock Rom?
Can i upgrade my phone to Android 8 after i install Android 7 custom rom first or i have to do it with Rebrand / Update Tool first?
Because rebrand / update tool (or SRK Tool i am not sure) look so complicated and i am afraid to make hardbricked my phone... (i backed up my phone with HiSuite but i am not sure can i recover my phone with it if i unbrick my phone?)
I am using EVA-L09C464B389 rom now.... On the other hand, i cant be sure which AL10 (Oreo) rom is right for me, because when i search in russian page you offered, there is more than one alternative...
I hope i can explain what i mean with my poor English...
Click to expand...
Click to collapse
How do you install Noigat custom ROM? - decide which custom ROM you want to use and then find its documentation and learn there how it must be installed.
And/or, find the forum/thread about that custom ROM and read the OP posts, and ask your questions there
Which AL10 ROM you want to install...bxs on Russian forum there are alternatives? - If you want to follow XDA guide, then READ it and you will find answer there.
But if you want to follow Russian guide, then register to the Russian forum and ask your questions there
Good night and good by, I'm disconnecting from this thread and will no more read/answer - good luck
Dear @zgfg
First of all thanks for all your answers, but I am not use Russian forum same time with here. The page you advice me (in xda), and the application in there, using Russian webpage to dl stock roms... Sorry if I make you angry...

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