Stock firmware - Huawei P9 Questions & Answers

Hello, how do I get back to stock firmware from custom roms? I tried dload sd card method but it gets stuck at 5% then gives me a error. Please give me a step by step tutorial, thank you! P.S: If it's because I used the wrong firmware, pls help me find the correct one too(I'm from Singapore, using starhub carrier, p9-eval19 Thank you all kind souls!!!!

John Tan said:
Hello, how do I get back to stock firmware from custom roms? I tried dload sd card method but it gets stuck at 5% then gives me a error. Please give me a step by step tutorial, thank you! P.S: If it's because I used the wrong firmware, pls help me find the correct one too(I'm from Singapore, using starhub carrier, p9-eval19 Thank you all kind souls!!!!
Click to expand...
Click to collapse
When asking such questions it is necessary to provide more info
Also, dload does not work good with all stock firmwares and is not enough to restore stock from custom ROMs.
Also, if dload is forced with mixing custs, it can brick the phone
Supposing you were (before custom), you are now and you are going back to Nougat, use HWOTA
https://forum.xda-developers.com/showpost.php?p=75787156&postcount=3
Of course, you need unlocked Bootloader and FRP.
Please open P9 Questions and Answers and you will find similar discussions - and further questions like what if you didn't keep your Bootloader code (you should have had it when flashing custom ROM), and so

Edit: Thanks to the link you provided, I managed to flash stock firmware. Thank you very much!

Related

EPF30 to Froyo - A little help please

So.
Since I dont want a Vodafone-altered android on my phone I decided to unlock my N1.
As far as I understood, it is possible to flash the latest OTA manally with the unlocked bootloader.
I dont want any alternative recoverys so far, since i want to keep the android stock for now.
Can someone please provide a short description how to do this? All guides i found require an alternative recovery image.
Thanks so far.
Never mind ...
I figured it out ...
DerSeppel said:
Never mind ...
I figured it out ...
Click to expand...
Click to collapse
Can you please explain how?
I have the same question so..
fuske said:
Can you please explain how?
I have the same question so..
Click to expand...
Click to collapse
Just download a stock image like ERD79 from here. Then extract recovery.img from that and flash it to your phone with the command 'fastboot flash recovery recovery.img'.
Now download the OTA for FRF91 from Google. Put it on your sdcard and rename it to update.zip.
Flash that with the "Apply update.zip" from recovery. There should be several guides for manually applying OTA-updates available. After flashing the stock recovery from ERD79 you can follow those guides.
epf 30
hello, read this thread
http://bloginblack.de/2010/07/how-t...e-google-nexus-one-from-epf30-to-froyo-today/
it works for me,
goodbey vodafone dutch

Flashing s5830i firmware (please help)

hello there xda users
i have recently bricked my phone and managed to reflash the firmware, but, i had to add the bootloader file with the split firmware package.
what i want to do is install the latest XXLD3 firmware on top of the current s5830ixxkk5/gingerbread.xxlk1 firmware package but im worried because i am thinking that the bootloader file has to be the same as the firmware if you know what i mean. can i install the xxld3 on the xxkk5 bootloader without bricking my phone again? any help would be appreciated. thanks
[TUTORIAL] Installation GUIDE | ROM List & REVIEWS | Unbrick(Error Mount) [9/9/2012]
kierantheking said:
hello there xda users
i have recently bricked my phone and managed to reflash the firmware, but, i had to add the bootloader file with the split firmware package.
what i want to do is install the latest XXLD3 firmware on top of the current s5830ixxkk5/gingerbread.xxlk1 firmware package but im worried because i am thinking that the bootloader file has to be the same as the firmware if you know what i mean. can i install the xxld3 on the xxkk5 bootloader without bricking my phone again? any help would be appreciated. thanks
Click to expand...
Click to collapse
First of all this development section......
for queries u should have gone to other thread.......
As far as flash is concerned ....... i think u can... i am not pretty much sure but i think so.
but if u need a bootloader file go to unbrick tutorial of mine and download the package for unbrick... take the bootloader file from there..... its from xxld
kierantheking said:
hello there xda users
i have recently bricked my phone and managed to reflash the firmware, but, i had to add the bootloader file with the split firmware package.
what i want to do is install the latest XXLD3 firmware on top of the current s5830ixxkk5/gingerbread.xxlk1 firmware package but im worried because i am thinking that the bootloader file has to be the same as the firmware if you know what i mean. can i install the xxld3 on the xxkk5 bootloader without bricking my phone again? any help would be appreciated. thanks
Click to expand...
Click to collapse
Use ODIN flash YOUR stock rom csc/pda/modem to wait till it boots, after that go to download mode again and just flash pda of XXLD3 using ODIN again. For flashing you dont need the bootloader use ODIN 1.84. I change my WHLA1 to XXLA2 just by flashing the pda of xxla2
And by the way remember what feetsonfire said, this queries need to be on general section not in development

How to manualy update rooted phone by stock firmware

Hi everybody
I browse various forums and sites and I can't find a definite answer to my question. I have a model (VTR-L29C432) with stock rom (B123). Bootloader is unlocked, root and TWRP (3.1.0-0-vtr) installed.
How can I upgrade my system to (B164)? I downloaded three files using FirmwareFinder (update, update_data_full_public, update_full_VTR-L29_hw_eu).
Can I flash them with recovery (TWRP) ?
Sorry for my english (google translator)
Please help me.
Regards
Update while keeping your personal files isn't possible with rooted phone. You can use HWOTA to install a new version but all your data will get lost.
Jannomag said:
Update while keeping your personal files isn't possible with rooted phone. You can use HWOTA to install a new version but all your data will get lost.
Click to expand...
Click to collapse
Thank you for your answer. I'm getting an update

Latest Stock Rom + Re-lock Bootloader

Can someone help me with my P9? I have already bought a Huawei P20 and I plan to wipe my P9 and return it to stock as ut is rooted + unlocked bootloader. I tried reading various articles here in the forum but Im just so confused.
I don't know where I can download the latest stock firmware to flash it via TWRP. Then also how to return it to stock recovery.
Any help for this would be much appreciated
EnzoDC said:
Can someone help me with my P9? I have already bought a Huawei P20 and I plan to wipe my P9 and return it to stock as ut is rooted + unlocked bootloader. I tried reading various articles here in the forum but Im just so confused.
I don't know where I can download the latest stock firmware to flash it via TWRP. Then also how to return it to stock recovery.
Any help for this would be much appreciated
Click to expand...
Click to collapse
Use HWOTA, all explained in details
https://forum.xda-developers.com/showpost.php?p=75787156&postcount=3

Huawei P9 Lite (VNS-L31)

Hello
I got an Huawei P9 Lite (VNS-31) and it had a Vodafone Branding.
Original Software was VNS-L31C02B347.
I was trying to install the VNS-L31C432Bxx but it fails.
Then i Unlocket the Bootloader and Rooted the Phone.
My next try was the same i can't install the C432 on this Phone.
After that i try to install oeminfo from a custom after than the phone doesn't start to boot to the EMUI.
I tried to install a custom Frimware with DC Unlocker.....Finished but the phone have no OS.
At his momet i the Phoe is FPR unlocked and Bootloader unlocked
Tthe Internal Storage Shows 0 MM and Cust 495MB in TWRP
I have access to TWRP and to FastBoot.
What can i do to fix that and to install the C432 or for example CyanogenMod or LineageOS.
Thx
anita98558 said:
Hello
I got an Huawei P9 Lite (VNS-31) and it had a Vodafone Branding.
Original Software was VNS-L31C02B347.
I was trying to install the VNS-L31C432Bxx but it fails.
Then i Unlocket the Bootloader and Rooted the Phone.
My next try was the same i can't install the C432 on this Phone.
After that i try to install oeminfo from a custom after than the phone doesn't start to boot to the EMUI.
I tried to install a custom Frimware with DC Unlocker.....Finished but the phone have no OS.
At his momet i the Phoe is FPR unlocked and Bootloader unlocked
Tthe Internal Storage Shows 0 MM and Cust 495MB in TWRP
I have access to TWRP and to FastBoot.
What can i do to fix that and to install the C432 or for example CyanogenMod or LineageOS.
Thx
Click to expand...
Click to collapse
Hello dude,
so you want to REBRAND your phone..
You can do this but you need some files and a correct procedure...
First you need to use a working TWRP, so download and use 3.1.1-1 version...
Check DATA partition, it should be ext4, if not, convert it and format it.
To rebrand you need correct L31C432oem.zip single/dual sim file (depend on your phone)
and need a correct L31C432 single/dual sim firmware.
You have to use a correct procedure you can find here into xda, just search
how to rebrand... or.... take a look into my posts....
To flash a custom rom, just follow the steps suggested in each thread...
Let me know if you need particular help and if i can i will help you...
Cheers
Dadditz said:
Hello dude,
so you want to REBRAND your phone..
You can do this but you need some files and a correct procedure...
First you need to use a working TWRP, so download and use 3.1.1-1 version...
Check DATA partition, it should be ext4, if not, convert it and format it.
To rebrand you need correct L31C432oem.zip single/dual sim file (depend on your phone)
and need a correct L31C432 single/dual sim firmware.
You have to use a correct procedure you can find here into xda, just search
how to rebrand... or.... take a look into my posts....
To flash a custom rom, just follow the steps suggested in each thread...
Let me know if you need particular help and if i can i will help you...
Cheers
Click to expand...
Click to collapse
Thank you for your help.
twrp-3.1.1-0-venus installed and Internal Storage repaired !
How to find the files for Flashing ?!
I have single SIM.
I think i must Flash with twrp because i have no OS in this moment on this phone.
thx
anita98558 said:
Thank you for your help.
twrp-3.1.1-0-venus installed and Internal Storage repaired !
How to find the files for Flashing ?!
I have single SIM.
I think i must Flash with twrp because i have no OS in this moment on this phone.
thx
Click to expand...
Click to collapse
Hey, i am glad to help other users..
About twrp, i would use 3.1.1-1 by HassanMirza01, just to stay safe...
So download and install it from HERE.
Do your backups and delete all safeties first... (fingerprints/pattern/pin)
Visit THIS thread, post #15 that's literally the same files and procedure as yours.
Read carefully before do anything !!

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