need help to change vns-l21c185b141 - Huawei P9 Lite Questions & Answers

I have P9lite vns-l21c185b141 and update it into vns-l21c185b331 through Charles app.. now rollback to marshmallow through Dload method. now its build number show me vns-l21c900b141.. flash it through TWRP but same problem, download verious firmware and use bat C900 is same in All..

Try to flash c432 oeminfo from the tool you can find in the forum, it should works

but it is C185 not C432 , c432 is for Europe and C185 for midlest

Oh I see.. then you have to flash the one of c185, I don't know where you can find it.. maybe you can extract it from the update.app and flash it in fastboot

Look here for the oem info:
https://forum.xda-developers.com/huawei-p9lite/help/oeminfo-t3571834

its same case but not any solution there.

yahoooo i have done... first flash with MEDROM_V2.zip after use SRKToolHuawei-Lod-Chong-V2.0-20161002.exe and change custom bin and oem info... and then Use Dload method..

Related

Flashed wrong oeminfo (L21 on L31) , FRP lock present , dload possible?

Like the title already says, I wrongly flashed the oeminfo of the L21 C432 on my L31 .
Now when I want to rewrite the oeminfo via fastboot I have no access because there is a FRP lock (Bootloader unlocked).
Currently I only see two options:
1. Try to flash a firmware via dload (tried some already, not working) and then flash the original oeminfo again. But is the firmware of a L21 even runnable on the L31?
2. Use DC-Unlock. The question is what should I use there? Is flashing a completely new firmware also overwriting the bad oeminfo? I don´t think so. Or should I remove the FRP lock, flash a new oeminfo and hope that dload is working then?
I hope someone can help me. Such a stupid mistake is just so frustrating, didn´t happen to me in all the years of flashing phones
you can try the dload method using a L21 firmware...
str8t said:
Like the title already says, I wrongly flashed the oeminfo of the L21 C432 on my L31 .
Now when I want to rewrite the oeminfo via fastboot I have no access because there is a FRP lock (Bootloader unlocked).
Currently I only see two options:
1. Try to flash a firmware via dload (tried some already, not working) and then flash the original oeminfo again. But is the firmware of a L21 even runnable on the L31?
2. Use DC-Unlock. The question is what should I use there? Is flashing a completely new firmware also overwriting the bad oeminfo? I don´t think so. Or should I remove the FRP lock, flash a new oeminfo and hope that dload is working then?
I hope someone can help me. Such a stupid mistake is just so frustrating, didn´t happen to me in all the years of flashing phones
Click to expand...
Click to collapse
did you ever manage to fix this? I'm stuck in the same loop except my frp is unlocked but my bootloader is locked (Shows in the fastboot white screen mode) I tried to flash via dload method everything from B150 till B380! I was running Nougat rooted and I wanted to downgrade back to MM via flashing oem from twrp but I messed things up!
i cant even dload firstly because i have twrp and 2nd my phone goes stright to erecovery and i cannot find a way to either flash my oem info from twrp back up on my pc or to get new firmware.

P9 Lite Android 7 c432 oeminfo zip file

Hello, i rooted my phone (L31C464B335) using this guide here. Now i want to install rollback then Android 6. But there is no rollblock for c464 available, i need to change oeminfo to c432. I tried flashing included in this , and SRK tool zip but i got error "invalid zip file format". Also one more thing, when i enter developer settings, settings app stops working.
https://drive.google.com/file/d/0B70jqOUVoiIDZlByeldHek9xUDg/view?usp=drivesdk
You need this file, flash it on TWRP and then you should roll back with a stock rom
@Jinclaudio
i flashed it, but now bootlader is locked, and i can't boot my phone. when i start huawei erecovery thing appears...
Excuse me for late. You need unlock the bootloader again, because flashing oeminfo will relock it

TWRP B370 uninstalling dir B380 OTA

Hi,
Got Bad Version of b370 by ota. So I just flashed TWRP nougat. after that I flashed the update_data_full_VNS-L21_hw_eu.zip from here:
update_data_full_VNS-L31_hw_eu.zip
as explained in point 3 of second step:
[GUIDE][NOUGAT]INSTALL V4A/MAGISK/ROOT/TWRP/D2W/... for p9 lite
Now b370 is installed but with twrp. Now Update b380 over ota is available. I want to get Back Stock Recovery. Has anyone a Link for me to flash b370 only Recovery? Or is full b370 flash necessary? I prefer only Recovery doing b380 Update via ota later.
Thanks
Klaus
System: VNS-L21C432B370 dual SIM Austria
klsystem1 said:
Hi,
Got Bad Version of b370 by ota. So I just flashed TWRP nougat. after that I flashed the update_data_full_VNS-L21_hw_eu.zip from here:
update_data_full_VNS-L31_hw_eu.zip
as explained in point 3 of second step:
[GUIDE][NOUGAT]INSTALL V4A/MAGISK/ROOT/TWRP/D2W/... for p9 lite
Now b370 is installed but with twrp. Now Update b380 over ota is available. I want to get Back Stock Recovery. Has anyone a Link for me to flash b370 only Recovery? Or is full b370 flash necessary? I prefer only Recovery doing b380 Update via ota later.
Thanks
Klaus
System: VNS-L21C432B370 dual SIM Austria
Click to expand...
Click to collapse
Use Huawei Update Extractor to extract recovery.img from update.app, then flash it and you can safely update to B380.
Where can I get update.app ? B370 was OTA. And a small update.app for repair...
Have you got a Link for b370 ? Only flashing Recovery or boot too?
Thanks
Can I take VNS-L21C4321B370 from here:
FULL B370 Version
Do I have only to flash recovery.img or boot.img too ? I don't want to change oeminfo because I have dual sim and I want to keep that.
please reply.
thanks,
Klaus
zgomot said:
Use Huawei Update Extractor to extract recovery.img from update.app, then flash it and you can safely update to B380.
Click to expand...
Click to collapse
FASTBOOT shows: PHONE Unlocked, FRP LOCK.. Bootloader can't unlocked, because it tells bootloader already unlocked.
Trying to flash shows error:
Code:
fastboot flash recovery RECOVERY.img
target reported max download size of 471859200 bytes
sending 'recovery' (35536 KB)...
OKAY [ 1.021s ]
writing 'recovery'...
FAILED (remote: Command not allowed)
finished. total time: 1.033s
klsystem1 said:
FASTBOOT shows: PHONE Unlocked, FRP LOCK.. Bootloader can't unlocked, because it tells bootloader already unlocked.
Trying to flash shows error:
Code:
fastboot flash recovery RECOVERY.img
target reported max download size of 471859200 bytes
sending 'recovery' (35536 KB)...
OKAY [ 1.021s ]
writing 'recovery'...
FAILED (remote: Command not allowed)
finished. total time: 1.033s
Click to expand...
Click to collapse
Heyho,
1st u should read this, because this is the P9 Lite Dev Section... U should ask the next time those questions in the P9 Lite Question & Answer Section...
--
U should try to unlock the "FRP-Lock" because if it's not unlocked u may not be able flash anything via fastboot nor unlock the bootloader it self. After u have unlocked the "FRP-Lock" u should try to flash the recovery.img u have, if it's still not working, try to unlock the bootloader again and repeat the flash.
Regards,
Sebastian
How can I unlock FRP?
klsystem1 said:
How can I unlock FRP?
Click to expand...
Click to collapse
Well, under developer settings? OEM unlock?^^
-
If u don't know how to unlock the bootloader u should avoid those modifications... - because, here on XDA are billion guides which show u how are things done, but proofed through ur posts u haven't read only one of it.
Also, if u have a L21 why u flash a L31 cust IMG? Because some guy wrote a simple guide right?
Sarcasm off, based on this thread u should inform u about android before following such noob guide's...
Regards,
Sebastian
Sent from my HUAWEI VNS-L31 using XDA Labs
OEM lock can't be activated, it is grey (disabled).
klsystem1 said:
OEM lock can't be activated, it is grey (disabled).
Click to expand...
Click to collapse
Ok, then this might be ur last chance^^
1) boot into twrp
2) open a cmd prompt to the device
3) navigate to ur adb installation
4) type the following commands:
Code:
adb push "path/to/the/stock/recovey" "/tmp/recovery_stock.img"
adb shell "dd if=/tmp/recovery_stock.img of=/dev/block/platform/hi_mci.0/by-name/recovery"
If u get an error that the recovery can't be written, well, then i don't know how to help u. Because if u can't flash the recovery this way, the loader will be really locked. The only solution then might be, call Huawei customer support and send the device to an service-center.
Regards,
Sebastian
k1ll3r8e said:
Well, under developer settings? OEM unlock?^^
-
If u don't know how to unlock the bootloader u should avoid those modifications... - because, here on XDA are billion guides which show u how are things done, but proofed through ur posts u haven't read only one of it.
Also, if u have a L21 why u flash a L31 cust IMG? Because some guy wrote a simple guide right?
Sarcasm off, based on this thread u should inform u about android before following such noob guide's...
Regards,
Sebastian
Sent from my HUAWEI VNS-L31 using XDA Labs
Click to expand...
Click to collapse
I know what it means to unlock bootloader as I mentioned OEM Lock ist Grey.... Also my above Link to b370 is an L21.
Sebastian, you might have more experience than other Users here but I think it does Not help anyone if you tell people who are asking questions that they should inform before asking...
Heyho,
i don't know if u have skipped this post
-
klsystem1 said:
I know what it means to unlock bootloader as I mentioned OEM Lock ist Grey.... Also my above Link to b370 is an L21.
Sebastian, you might have more experience than other Users here but I think it does Not help anyone if you tell people who are asking questions that they should inform before asking...
Click to expand...
Click to collapse
To ur link, as u wrote here...
klsystem1 said:
... after that I flashed the update_data_full_VNS-L21_hw_eu.zip from here:
update_data_full_VNS-L31_hw_eu.zip
as explained in point 3 of second step:
[GUIDE][NOUGAT]INSTALL V4A/MAGISK/ROOT/TWRP/D2W/... for p9 lite
...
Click to expand...
Click to collapse
it sounds clearly that u flashed a L31 cust (data.zip) on ur L21 soo...
And about the "inform before do those things", i mean in the main case, if u really flashed a L31 cust on a L21 u should check those things before u flash those files. Because, if u really did that, u have now a locked device which look like this:
boot = L21
system = L21
recovery = TWRP
oeminfo = L21
cust = L31
now how the system merge the files (if i'm right):
boot - build.prop
system - build.prop (override the boot in some cases)
custom.bin (links to another build.prop) - (override the last values)
cust - build.prop (override the last values)
as u can see, u have now an mixed system of L21 and L31 settings... This maybe cause the problem with the update.app because the update.app have also some checks running before installing, and if it can't determine which system u now really have, it will do the wrong "patchings" etc...
-
So this should not be an personal attack
-
Hope u can solve the prop based on my last post, i linked at the beginning of this.
Regards,
Sebastian
OK sucessfully flashed Recovery from b370 extracted with Your Syntax in twrp Mode.
Now pressing vol Up + Power does Not Boot in twrp. It boot into eRecovery.shows Failed pakage Reading. Updating ota Boots also in Huawei Recovery with Same failure.
B370 still working.
klsystem1 said:
OK sucessfully flashed Recovery from b370 extracted with Your Syntax in twrp Mode.
Now pressing vol Up + Power does Not Boot in twrp. It boot into eRecovery.shows Failed pakage Reading. Updating ota Boots also in Huawei Recovery with Same failure.
B370 still working.
Click to expand...
Click to collapse
Heyho,
in that case u can try the rollback package from huawei. But, i never tested it myself. So i can't tell u where u get it nor if it will solve ur problem.
Regards,
Sebastian
k1ll3r8e said:
Heyho,
in that case u can try the rollback package from huawei. But, i never tested it myself. So i can't tell u where u get it nor if it will solve ur problem.
Regards,
Sebastian
Click to expand...
Click to collapse
Rollback to Stock b370? Please send me the Link.
Thanks
klsystem1 said:
Rollback to Stock b370? Please send me the Link.
Thanks
Click to expand...
Click to collapse
easiest way is to flash your oeminfo through twrp, install update.app of stock rom (i know stock mm is around here somewhere, don't know about nougat, just search around), and install the ota's, if they're available
mjz2cool said:
easiest way is to flash your oeminfo through twrp, install update.app of stock rom (i know stock mm is around here somewhere, don't know about nougat, just search around), and install the ota's, if they're available
Click to expand...
Click to collapse
ok, installing nougat TWRP with update.app on sd card from my software stand now possible ?
Has anyone a B370 full stock rom for me ? Can I take the B370 link I posted a few posts before?
is it normal when installing OTA update that phone boots in huawei eRecovery ? this exactly happens when I do this. I already flashed stock recovery nougat. is there a chance to install b380 update with twrp ? should I flash back to twrp ?
thanks,
k1ll3r8e said:
Heyho,
in that case u can try the rollback package from huawei. But, i never tested it myself. So i can't tell u where u get it nor if it will solve ur problem.
Regards,
Sebastian
Click to expand...
Click to collapse
can you please send me the link for the rollback package ?
klsystem1 said:
can you please send me the link for the rollback package ?
Click to expand...
Click to collapse
Heyho,
as u quoted ur self and mentioned already by me, I don't have any links... I have read about that somewhere on the i-net... Just use Google... - Also, if u flashed really the recovery2.img, maybe u are not able to update from now on... because u flashed the erecovery instead of the recovery.
I never tried to flash the recovery2.img as normal recovery... So I can't help u anymore.
Regards,
Sebastian
Sent from my HUAWEI VNS-L31 using XDA Labs

P9 lite brick and can not find right oeminfo. Please read and help me!

My original P9 lite is VNS-L22C635 , it japan version, unlocked bootloader, twrp, and changed oeminfo to L21C432.
Now, my device can update succesful firmware C432 by dload method, but when it done and restart, it stuck on Huawei device animation. I tried every way, even change Oem to C636 and dload, still stuck huawei logo. Not boot to system.
I think i flashed wrong firmware, even changed device to another oem. Can anybody share me C635 oeminfo, i can not find one on interner. . May be after change oeminfo to original, and dload firmware, it can live again. Maybe, i not sure !
Please help me. Thanks
Unlock bootloader and try flashing via fastboot. Fastboot flash boot boot.img
...system.img...recovery.img
(Must unpack UPDATE.APP)

HWOTA for Huawei P Smart ?

Hi everyone, do you know anyone where I can find a HWOTA for our Huawei P smart?
Because I have the bootloader unlocked and I would like to block it also I want to change my firmware. And I know that using HWOTA he will change in fastboot to LOCK.
The method from UPDATE.APP in the dload folder does not work. I tried to download several different firmware and nothing.
eccko said:
Hi everyone, do you know anyone where I can find a HWOTA for our Huawei P smart?
Because I have the bootloader unlocked and I would like to block it also I want to change my firmware. And I know that using HWOTA he will change in fastboot to LOCK.
The method from UPDATE.APP in the dload folder does not work. I tried to download several different firmware and nothing.
Click to expand...
Click to collapse
use hurupdater + firmware finder ...it works if you follow the instructions correctly

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