Recently I tried out the Nougat preview on my EVA-L09C636. It was ok but seeing as there was a problem with fonts and I'd lost root access, I began thinking about going back to MM.
To prepare for downgrade I tried using srktool to bring TWRP back (and I think this is my big mistake as srktool uses a TWRP made for MM, not N, is that right?). After I tried to restore TWRP I noticed "not recognised" errors when I connected my phone to PC again.
System recovery using hajuuk's Firmware Updater and HiSuite looked like it would complete but near the end of the process (the restoring system part) HiSuite aborted itself saying my device wasn't supported. This has left my P9 is in an unusable state where the only thing I can access is fastboot. Also I can't turn off my phone - holding down power simply makes it reboot then get stuck at the "Your device ... can't be trusted / Your device is booting now" screen.
Reading around a bit I attempted to unbrick it without any luck:
1. downloaded EVA-L09C636B152 update.zip from http://forum.xda-developers.com/p9/development/rom-stock-rom-eva-l19c636b168-t3419586 and installed Snoop05's 15 seconds ADB Installer.
2. extracted images from update.zip using Huawei Update Extractor and did
Code:
fastboot flash system system.img
fastboot flash recovery recovery.img
fastboot flash boot boot.img
fastboot flash cust cust.img
then tried rebooting holding volume up + power several times (but never got past untrusted device boot screen).
3. extracted contents of update.zip to folder 'dload' on a blank sd card, trying to force update several times by rebooting and holding down power + volume up + volume down (still never get past the screen saying my device is booting).
At this point I'd be happy to get anything happening on my phone - Marshmallow, Nougat or even some other ROM so I can use my device again.
Any ideas? I'm on EVA-L09 C636.
i2ectcf said:
Recently I tried out the Nougat preview on my EVA-L09C636. It was ok but seeing as there was a problem with fonts and I'd lost root access, I began thinking about going back to MM.
To prepare for downgrade I tried using srktool to bring TWRP back (and I think this is my big mistake as srktool uses a TWRP made for MM, not N, is that right?). After I tried to restore TWRP I noticed "not recognised" errors when I connected my phone to PC again.
System recovery using hajuuk's Firmware Updater and HiSuite looked like it would complete but near the end of the process (the restoring system part) HiSuite aborted itself saying my device wasn't supported. This has left my P9 is in an unusable state where the only thing I can access is fastboot. Also I can't turn off my phone - holding down power simply makes it reboot then get stuck at the "Your device ... can't be trusted / Your device is booting now" screen.
Reading around a bit I attempted to unbrick it without any luck:
1. downloaded EVA-L09C636B152 update.zip from http://forum.xda-developers.com/p9/development/rom-stock-rom-eva-l19c636b168-t3419586 and installed Snoop05's 15 seconds ADB Installer.
2. extracted images from update.zip using Huawei Update Extractor and did then tried rebooting holding volume up + power several times (but never got past untrusted device boot screen).
3. extracted contents of update.zip to folder 'dload' on a blank sd card, trying to force update several times by rebooting and holding down power + volume up + volume down (still never get past the screen saying my device is booting).
At this point I'd be happy to get anything happening on my phone - Marshmallow, Nougat or even some other ROM so I can use my device again.
Any ideas? I'm on EVA-L09 C636.
Click to expand...
Click to collapse
did you wiped data, cache, dalvik?
snapdesign said:
did you wiped data, cache, dalvik?
Click to expand...
Click to collapse
Hi! I'm not sure how to wipe data, cache or dalvik, because when I upgraded to Nougat this apparently removed TWRP.
Also I'm wondering if trying to use srktool to reinstall TWRP for 6.0 might have corrupted my 7.0 phone?
Is there any way to wipe data, cache, and/or dalvik now? Or are there other things I could try to unbrick?
Although my phone was in a pretty bizarre state - it would get hot and sit on the booting now screen until battery died - I was able to use DC Phoenix to make it boot up again. At that point it had no themes and only KitKat-esque icons. A reset and upgrade later icons and themes work and I'm back on stock Marshmallow. Here's an outline:
1. Google "Huawei Bricked phone repair guide with DC Phoenix", go to the first result and look at the instructions (I can't post URLs yet).
I used Method 1. But note! The newer versions of DC Phoenix are missing a feature that the instructions make clear you have to use. To get the original version used in their guide, you have to download the latest version of DC Phoenix, open it on your PC, then click "Enter Support Area" which logs you in to a download section. Find "DC Unlocker Softwares", "DC_Phoenix", then download DC_Phoenix_v14.rar and run that instead. Whether it's Method 1 or 2 make sure you complete it - i.e. the fastboot flash step AND a step they call "flashing in upgrade mode."
(Also note that for DC Phoenix you want to feed it the oldest version of firmware available for your phone, in my case b152. This is because themes and icons won't be fixed until it receives the next version of firmware as an update.)
2. Once I did the fastboot and upgrade flash, I did a system reset from the Settings app trying to get themes and current icons again. (This didn't work but doesn't do any harm or might have helped somehow further down the line).
3. I used hajuuk's Firmware Updater and HiSuite to upgrade to the next version of firmware available (in my case b168).
3. All fine and your phone is back to stock - icons look nice again and local themes are back. To get the original icons layout, go to Recents, hold down on the Trash Icon, show system apps, and Clear Data for Huawei Home.
i2ectcf said:
Although my phone was in a pretty bizarre state - it would get hot and sit on the booting now screen until battery died - I was able to use DC Phoenix to make it boot up again. At that point it had no themes and only KitKat-esque icons. A reset and upgrade later icons and themes work and I'm back on stock Marshmallow.
Click to expand...
Click to collapse
Thanks for sharing! You saved me!
Related
Hi,
I must admit that I am panicking now because looks like i have bricked my phone and no matter what i try to do i am stuck between erecovery fastboot and TWRP.
To give you some light as to what actually happen... I've replaced oeminfo in originally EVA-AL-10 with EVA-l09. I have installed full system EVA-L09C432B136 and everything was fine at that point.
I thought to myself that it would be nice before putting any data to the phone to actually rebrand it to L19 so i do get a dual sim support.
In another thread I've found oem info for L19-C432. I've replaced it and decided to reflash full image EVAL19-C432B161 which i've also found on this forum due to huawei servers being down? (for some reason I couldn't download anything from the manufacture sources) This is when i got a first error message that updated failed due to incompatibility with the device.
I have been looking for some other full packages but whichever one I've put on a SD card, i couldn't get to work. for some stupid reason i thought about updating B136 hoping that during update process incompatibility issue will get fixed. Unfortunately this wasn't the case and even though the update completed "successfully" on the screen, after the reboot, i ended up in eRecovery.
Having oeminfo in SRK tools which worked for me previously i unlocked bootloader again and installed TWRP so i can root my phone and use srk to update OEM info back to 09.
This is where serious problems started to happen. in TWRP I am unable to use touch screen, only volume buttons and power button to confirm. As its a first launch of the TWRK I cannot even swipe to confirm read/write mode hence I can't go any further to install supersu etc...
Do you have any suggestions what can I do to unbrick it? Is there any workaround to get root via sd card? or maybe forcing somehow stock rom L09C432B136 to install regardless? Maybe there is a way to repack update.app so i doesn't look at the oeminfo?
I have tried replacing images (CUST, BOOT, RECOVERY and SYSTEM) in fastboot mode but I am not having any luck whatsoever.
Please throw me any ideas...
Thanks.
Hi azgooon,
I'm having the same problem, even it's a different huawei phone, did you get your problem fixed? How? Thanks for sharing.
douyi
I have a European Huawei P9 EVA-L09 model which I adore. It was running Marshmallow and EMUI 4.1. I found a Nougat beta ROM and I tried to install it but have left it in an unusable state.
I don't think the phone is rooted but I do think the bootloader is unlocked.
I can boot into 3 modes.
Mode 1 - Just reboot
Huawei eRecovery where I get the options to download latest version and recovery, Reboot and Shutdown. If I select the Download latest version and recovery it setups my Wifi and then fails with the message Getting package info failed.
Mode 2 - Power + Vol Up
It boots into a screen that gives me the option to Reboot your System Now, Wipe data / factory Reset , Wipe Cache partition. Selecting Wipe Data/Factory reset returns back to this screen with an error - Red Exclamation mark. Selecting Wipe Cache partition seems to perform a wipe and returns to the original screen with the 3 options again.
Mode 3 - Connect to PC with Hisense and power + vol down
This goes into an android recovery screen which is white with a green android displayed
I have the USB drivers installed on my PC but I cannot see the phone in Windows explorer when I plug it in via USB. I do hear the recognition tone that Windows has recognised that a USB device has been attached. The Huawei PC software doesn't recognise it unless I go into the white android screen and select recover. This always fails saying it cannot find a package.
I have installed stock P9 Marshmallow firmware on my SD card in a dload folder (which is how I bricked it in the first place. When I hold Vol up and Vol Down and power it starts installing but then fails about 40% - 50% through. I have tried multiple versions of the L09 firmware but none of them install successfully.
I am not very technical and not an android expert so cannot say I have done everything perfectly correctly. #
Is my phone bricked or is it possible get my phone back working?
You can get your phone back, search the forums for dc phoenix, which has helped people including myself.
The other option is to go the huawei website, and look under downloads for p9. Find the two firmwares for beta rollback and follow the instructions, although i am not 100% confident that will work for you
use dc phoneix ... i was the in tha same condition
So I have installed and tried install a few different ROMs to the phone. DC Phoenix recognizes the phone as it comes up with the IMEI and version in the left hand window. It seems to install the ROM sucessfully.
I get a message at the end saying it finished successfully but when I boot back up it just goes straight into the same eRecovery screen I have tried B166 and B322 and no luck. Is there anything different I should be doing?
...and now I have a new issue
Thanks for everyone's help. After downloading and trying about 10 different ROMs I was able to get a Nougat ROM to install. Now I have a different problem
1. When I reboot I get a verification failed message. I get an option to go to eRecovery (which works the same as above and doesn't find a package)
So what I really want now is just to get back to stock Marshmallow and not have a verification message and not have some Nougat version that doesn't look like the official Huawei ROM.
So what next folks?
I encountered the exact same problem a few days ago. I didn't try DC Phoenix, instead sent it to Huawei for repair, claiming the phone was in a boot-loop I couldn't recover from.
They have fixed it now and the P9 is on its way back to me. What's strange is that they have swapped the whole motherboard for a new one! Didn't expect that.
Hi all, first of all, i'm not full expert on android, but I know some stuff. anyway i tried to root my phone using kingroot (last version update) i don't know what i did wrong, but know the phone stuck on the Lenovo logo, then bootlops again and again.
I read there I have to flash a new rom to my phone, but again im not experts in android. so im not sure how to do it. There is any guide? or one click tool to help me flash rom to my phone from the computer?
Hi there, I also had the same issue a while ago. I soft bricked my phone, it got stuck into bootloop and I got so confused what to do because I didn't wanted to lose my phone over some parlor trick. What I'm gonna do here is explain you all the things step by step and if you follow them correctly, you will see your k3 working at the end. So first thing first don't ever use kingoroot again to root your phone or any other phone. Not Helpful.
So I'm assuming that you are stuck at boot logo or somewhere around it, facing black screen. Don't worry it'll be alright at the end of the day. You need to download a few things before we start because to completely vanish the problem we have to unroot the device and install stock rom again using spftools.
Requirements Download files and tools :
1)Download flash_tool
2)Download USB Driver of Lenovo K3 Note
Link- https://drive.google.com/folderview?...kU&usp=sharing
3)Download K50a40_S112_150610_ROW.rar
Link- https://docs.google.com/uc?id=0B1tnng1Ipox5S1NsVG53YndVNVU&export=download
After downloading all the necessary files keep your PC ready for the following things:
1)Install "LenovoUsbDriver_v1.1.13.exe", then Restart pc.
2)Extract "SP_Flash_Tool_exe_Windows_v5.1452.00.000.zip" using Winrar
3)Open SP Flash Tool with Adminstrative rights (Right click on flash_tool.exe from inside the SP Flash Tool folder)
4)Go to Options > Option... > Download > Tick "DA DL All with Checksum" > Close the options box
5)Close SP Flash Tool.
Charge your phone up to 80% or more- is a must for the following process to avoid any issues.
Flash Recovery
1)Download and Extract "TWRP_v3.0.0-3_for_SP_Flash_Tool.zip" *
2)Open SP Flash Tool(admin rights), and From "Download" Tab click on "Scatter-Loading"
3)Browse the TWRP v3.0.0-3 folder and select the "MT6752_Android_scatter.txt" file > Ok **
4)Click on "Download" icon
5)Completely turn off your phone and wait for about 10 sec (BUT DO NOT REMOVE BATTERY) and NOW connect it to PC using usb cable.
6)Wait till the Process completes and a "Download ok" box will appear with a green tick. Disconnect the phone from cable. Done!
Now press and hold VolumeUp+VolumeDown+PowerButton all three buttons at one untill you see the "TWRP" logo.
The phone will boot into custom recovery you just installed.
Flash Stock Rom
1)Extract K50a40_S112_150610_ROW.rar to a folder and open flash tool extracted folder and run flash_tool.exe
2)On the flash tool, click Scatter-Loading button browse and then select file name MT6752_Android_scatter.txt, just find it on K50a40_S112_150610_ROW target_bin folder, then click open.
3)Now it will load the above file, make sure only recovery selected and select the Firmware Upgrade option.
4)In the menu Option tab, select Download and check DA DL All with Checksum.
5)Click Download button or hit F9
6)Completely turn off your phone and wait for about 10 sec (BUT DO NOT REMOVE BATTERY) and NOW connect it to PC using usb cable, this will start the flashing process on flash tool.
7)Wait till the Process completes (5-10mins) and a "Download ok" box will appear with a green tick. Disconnect the phone from cable. Done!
8)Then switch on your phone just wait, it will take some minutes for first boot and be patient.
You will see your device boot up like the first time you booted it up. Fresh as a new. It has a custom recovery installed so it advised to take a backup of the fresh system using TWRP incase you need it in future. Press and hold VolumeUp+VolumeDown+PowerButton to access recovery menu.
So now you have unbricked your phone and it's also in unroot condition. Follow the procedure and you'll be good.
Attention: I'm not responsible for any damage that occurs to your smartphone, for committing install Stock ROM on your smartphone is very risky, if you have a doubt it better don't do it or give to someone who is more understand with this installing. Thanks.
I would rather suggest you to directly install the latest stock ROM for our device I.e s433 instead of lollipop so you won't have to go through all the trouble of downloading and updating as the mm update is nearly a GB in size.
Here's the link to that
https://drive.google.com/file/d/0BzEmkxrdpsgRMFpxX0VPT3FMODg/view
After installing the rom, install twrp recovery as mentioned in the above post, boot to that recovery and then flash this SuperSU zip. When that is done just reboot and you will have a rooted stock rom
Here is the SuperSU zip
Hi, I have a slightly different problem would the fixes above help me too.
My issue started with installing lineage 14.1 using twrp 3.02, after a factory reset, due to selling to a friend, the phone now only boots to TWRP every time, so I'm kind of stuck in a twrp boot loop, I installed twrp 3.1 but that made no difference, still twrp loop.
So should I just follow the above method, not flash twrp, but just flash the latest official rom using the above method, to get the phone back to loading roms?
justwondering said:
Hi, I have a slightly different problem would the fixes above help me too.
My issue started with installing lineage 14.1 using twrp 3.02, after a factory reset, due to selling to a friend, the phone now only boots to TWRP every time, so I'm kind of stuck in a twrp boot loop, I installed twrp 3.1 but that made no difference, still twrp loop.
So should I just follow the above method, not flash twrp, but just flash the latest official rom using the above method, to get the phone back to loading roms?
Click to expand...
Click to collapse
Yes you will be able to fix your phone with those methods. What you would want to do is this:
1) While your phone is booted to recovery, run sp flash tool on your PC.
2) Remove the battery and insert it again to power off your phone if you can't do it through the recovery.
3) Load all the required files in sp flash tool as written in the posts above.
4) Select 'firmware upgrade' option (This will wipe off your internal storage) instead of 'download only' and click on download button.
5) Now connect your phone to PC and long press the power button of your phone. You will see the download process has begun in sp flash tool. Wait for it to complete and leave your phone there till it completes.
raghuM said:
Yes you will be able to fix your phone with those methods. What you would want to do is this:
1) While your phone is booted to recovery, run sp flash tool on your PC.
2) Remove the battery and insert it again to power off your phone if you can't do it through the recovery.
3) Load all the required files in sp flash tool as written in the posts above.
4) Select 'firmware upgrade' option (This will wipe off your internal storage) instead of 'download only' and click on download button.
5) Now connect your phone to PC and long press the power button of your phone. You will see the download process has begun in sp flash tool. Wait for it to complete and leave your phone there till it completes.
Click to expand...
Click to collapse
Brilliant Ty, just to confirm, when you say select "firmware upgrade option" I should at that point have the stock rom loaded into flash tools, so that will over write current installed recovery and rom.
Then I guess, try lineage again, great rom, only the twrp boot loop has been a big pain, I have read this is because of using twrp 3.02, twrp 3.03 and twrp 3.1 are said to fix this issue from happening next time.
Thank you
justwondering said:
Brilliant Ty, just to confirm, when you say select "firmware upgrade option" I should at that point have the stock rom loaded into flash tools, so that will over write current installed recovery and rom.
Click to expand...
Click to collapse
Yes that's right, else the download process won't start. Once you load the scatter file it will also set sp flash tool to overwrite your current twrp recovery with the stock lenovo recovery.
When-ever i Plug my phone into USB with battery it auto boots into TWRP no matter what i do and SP doesn't even recognize or start flash
Hi, well it looks like i have probably hard bricked my phone. After updating to nougat i decided to do afresh clean install. I wanted my phone to as if i had just bought it and came with nougat/emui 5 installed. So i did a factory reset from within the settings menu. But then i thought i would completely erase everything and start from the latest build before nougat, so emui 4.1.2/ marshmallow. So after wiping all the partitions in twrp and then doing a volume up + power to do complete factory wipe followed by using the three button method to install the B130 UPDATE.APP in dload folder on my sdcard, all worked as expected. The update completed at 100% and then rebooted. So there i am waiting for my phone to boot to start the setup process as i have done dozens of times before...BUT...my phone will not boot to the initial setup wizard. It just stays stuck on the Honor logo pulsing animation for ever and ever and ever!!!!!!
So i do the volume up + power button to get to stock recovery and do factory wipe and cache wipe as well. It works as expected so i reboot and once again use the 3 button method to install the update.app on my sdcard. That works as expected and at 100% says its succeeded and reboots. Once again i wait for it to boot to the initial setup wizard but....ALAS...it stays on that DAMN pulsing Honor logo. Ive tried rebooting it several times, redoing the factory wipe and install several times, but nothing. Ive gone into fastboot mode (volume down + power) to try and flash the boot.img and system.img ive extracted from update.app but get the error message -- remote: command failed -- and the same if i try to unlock bootloader. Obviously its not going to work because my bootloader isnt unlocked and nor can i got in to developer settings to enable oem unlock and turn USB debugging on because my phone wont boot past that bloody honor logo.
The only thing i havent done yet is to use eRecovery but i dont have broadband and i doesnt seem to work over public wifi! So i will go to my friends tomorrow and use their broadband and hopefullly eRecovery will download/restore the latest firmware. The only other thing i can think of is to download the original nem-l51c432B102 that came with my phone when bought, extract the update.app file and replace the B130 i have on my sdcard dload folder at present.
Sorry for such a long post but i wanted to expalin evrything in detail to hopefully resolve my problem without going backwards and forwards with questions and answers and taking for ever.
So ANYONE and EVERYONE who managed to read the whole post, if you have even the slightest idea of how to get my phone working, please oh please share it with me. Also my phone is still under warranty so if i needed to send it to a huawei centre to get it fixed would they do it and do it for free??? because eseentialy all i did was a factory wipe/reset and install a frmware and it goes KAPUT!! thats not my fault right????!!???
Thank you to one and all for any wisdom you can share.
please...please....help
So sorry for my original long post people, i simply wanted to give as much detail and info as possible because being vague doesnt help anyone. It seems that might have worked against me.
Please,please any suggestions would be appreciated to the N'th degree! I have tried everything i can think of and i am truly desperate now. I dont understand why i cant get it to work...
I can go into stock recovery and wipe the cach and do factory reset and that works fine, no errors.
I can hold the 3 buttons down to install the firmware package(ive got update.app from B130 build) and that works fine, gets to 100% and says 'success' and then reboots, with no errors.
But either way the phone refuses to boot past the honor logo boot animation and ive left it for hours hoping,praying, it will work after the 32nd time...
I can access fastboot but that is useless because my bootloader is not unlocked and i cant get to developer options to enable 'usb debugging' and 'oem unlock'. So i just get error message 'remote: Command Failed' with any command i type.
But thats madness, i cant comprehend why it wont boot because everything seems to work!?!
There has to be a way to get my device functioning again.
I am pulling my hair out, i am at a complete loss, it doesn't make sense. PLEASE ANYONE ..... please help....
Thanks HONOR-able enthusiasts for any help, no matter how small!
iantechie1979 said:
So sorry for my original long post people, i simply wanted to give as much detail and info as possible because being vague doesnt help anyone. It seems that might have worked against me.
Please,please any suggestions would be appreciated to the N'th degree! I have tried everything i can think of and i am truly desperate now. I dont understand why i cant get it to work...
I can go into stock recovery and wipe the cach and do factory reset and that works fine, no errors.
I can hold the 3 buttons down to install the firmware package(ive got update.app from B130 build) and that works fine, gets to 100% and says 'success' and then reboots, with no errors.
But either way the phone refuses to boot past the honor logo boot animation and ive left it for hours hoping,praying, it will work after the 32nd time...
I can access fastboot but that is useless because my bootloader is not unlocked and i cant get to developer options to enable 'usb debugging' and 'oem unlock'. So i just get error message 'remote: Command Failed' with any command i type.
But thats madness, i cant comprehend why it wont boot because everything seems to work!?!
There has to be a way to get my device functioning again.
I am pulling my hair out, i am at a complete loss, it doesn't make sense. PLEASE ANYONE ..... please help....
Thanks HONOR-able enthusiasts for any help, no matter how small!
Click to expand...
Click to collapse
i guess you are trying to update with the small sized ota b130. Use the full Ota b130 instead
Cienight said:
i guess you are trying to update with the small sized ota b130. Use the full Ota b130 instead
Click to expand...
Click to collapse
I wish my friend. No it is the update.app from the full b130 update.zip. Anyhow I have downloaded the b102, the earliest version I can find and the b130 rollback from nougat to MM version. Gonna extract the update.app from both and try one after the other to install via 3button method. I am just waitingfor my Bro to lend me his laptop so I can copy the files on to my sd card. So wish me luck, he's just come round. I'll know in a couple of hours if it works
It's all gonna be fine
Hello,
I am previously a Sony Xperia user. Rooting is not my first time. However, since i got a Hauwei P9 (EVA L19), I messed up with the rooting process and thereby acquired such issues with the phone.
History:
I accidentally used a SRK tool by some thai developer for huawei. I didn't realize it was only for MM versions. I followed the instructions there and managed to unlock my bootloader. However, during the installation of the TWRP, it replied some error so I read some more articles and found the right version for it which is the 3.1.0. So, I was able to install TWRP using fastboot. After that, since i can't get my phone rooted, i tried several ways (which so badly i couldn't remember, sorry) but still it's not successful. I then decided to flash back the stock ROM for B386 (latest nougat OTA) via fastboot. I flashed the BOOT, SYSTEM and RECOVERY. So far it went well, but the time it booted, i realized my stock apps like Camera, themes, Alarm clock were missing! so i panicked and tried to reboot many times. I also wiped cache/dalvik but to no avail. Then i decided to wipe everything including the system and boot. There it messaged from the TWRP "No OS" something. so again, I flashed B386. It flashed but again my stock apps were missing. the same result when flashed with B361 and B381. It seems like my settings remain intact and unchanged no matter how i flash the stock firmwares.
the next time i flashed a firmware, it says "data partition is seriously damaged... restore to factory setting..." i did reset it but still it doesnt make any change. So now i realize that my security settings are fcked up too. I cant open the developer options to enable usb debugging. I cant open the security tab under advanced setttings. Theyre all just gonna exit after tapping on them.
Question:
Would it be possible that my data partition is corrupted? because no matter how i install firmware, it always goes back to its "original setting" (no stock camera, themes etc etc)
is there a way to recreate the data partition? wipe all of its contents so i can rewrite from stock firmware? it seems like the system wont let me write over it.
Present status:
So far, the phone is okay with calls, txts and games (i need to download apps from playstore as i cant install backups since i cannot enable "install from unknown sources" in security setting. I can access the cam via messenger or any app. wifi and bluetooth still works.
but i really really want to get back the stock apps like the camera.
please help. im really running our of idea here. any comment would be highly appreciated.
Thanks!
Go to this thread:
https://www.google.it/amp/s/forum.x...i-p9-eva-l19-android-7-0-nougat-t3532649/amp/
Download both files and flash them either via TWRP or dload.
Dload:
1. Put your sd card in your computer and create a folder in the root of the sd card called dload
2.unzip the archive. You will find some files
3. Copy the file called UPDATE.APP into the dload folder
4. Put the sdcard back in your phone and turn it of.
5. Hold volume up, volume down and power at the same time. The phone should boot and install the firmware.
6. Repeate the steps with the other zip file
TWRP
1. Copy both zip files on your phone
2. Turn of your phone
3. Hold volume up and power. You should boot into TWRP
4. Press install and select your file, when finished install the other one to
5. The device should boot
If this didn't work try to rollback to marshmallow via dload and then update to nougat over OTA.
_Frostplexx_ said:
Go to this thread:
https://www.google.it/amp/s/forum.x...i-p9-eva-l19-android-7-0-nougat-t3532649/amp/
Download both files and flash them either via TWRP or dload.
Dload:
1. Put your sd card in your computer and create a folder in the root of the sd card called dload
2.unzip the archive. You will find some files
3. Copy the file called UPDATE.APP into the dload folder
4. Put the sdcard back in your phone and turn it of.
5. Hold volume up, volume down and power at the same time. The phone should boot and install the firmware.
6. Repeate the steps with the other zip file
TWRP
1. Copy both zip files on your phone
2. Turn of your phone
3. Hold volume up and power. You should boot into TWRP
4. Press install and select your file, when finished install the other one to
5. The device should boot
If this didn't work try to rollback to marshmallow via dload and then update to nougat over OTA.
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Click to collapse
I tried this but it didnt work. do you have any other solution?
The dload / 3 Button method doesn't work any more. Here is what worked for me:
For anyone pretty much, who has ****ed up his Huawei P9:
I got to the state where I could only enter Fastboot mode (Press vol- and connect power cable). When I tried to start the phone / go into recovery it would only display the "Your device has been unlocked and can't be trusted" Message. My mistake was to relock the bootloader in an attempt to get the recovery to work.
I looked for hours for the answer, here is what worked for me:
follow this tutorial (the "update firmware" part)
German
English
But with real precision, every step.
If you have a european unbranded L09 you should be fine using the firmware you can find on this site:
https://thedroidguru.com/download-install-huawei-p9-b394-nougat-update-europe/
if not you gotta find the full firmware (3 files!!) yourself - good luck!
If you only want to go back to stock you should be fine afterwards.
If you want to install twrp for root/custom rom/... follow these steps after installing twrp with the tool:
Upon flashing TWRP, FIRST THING YOU MUST DO is rebooting to TWRP. If you don't do that, stock Recovery will ovewrite TWRP.
Find instructions in the TWRP threads how to enforce immediate booting to TWRP, upon you flashed it:
-Type on the PC: fastboot reboot -but don't press Enter yet.
-Press and keep pressing Vol+ and Power buttons together on the phone
-Press Enter on the PC and then immediately unplug USB cabel.
-When phone shows Booting, release Power but keep pressing Vol+. button
Hope this helps, I don't take responsability for anything, happy flashing!
Nooby Paul said:
The dload / 3 Button method doesn't work any more. Here is what worked for me:
For anyone pretty much, who has ****ed up his Huawei P9:
I got to the state where I could only enter Fastboot mode (Press vol- and connect power cable). When I tried to start the phone / go into recovery it would only display the "Your device has been unlocked and can't be trusted" Message. My mistake was to relock the bootloader in an attempt to get the recovery to work.
I looked for hours for the answer, here is what worked for me:
follow this tutorial (the "update firmware" part)
German
English
But with real precision, every step.
If you have a european unbranded L09 you should be fine using the firmware you can find on this site:
https://thedroidguru.com/download-install-huawei-p9-b394-nougat-update-europe/
if not you gotta find the full firmware (3 files!!) yourself - good luck!
If you only want to go back to stock you should be fine afterwards.
If you want to install twrp for root/custom rom/... follow these steps after installing twrp with the tool:
Upon flashing TWRP, FIRST THING YOU MUST DO is rebooting to TWRP. If you don't do that, stock Recovery will ovewrite TWRP.
Find instructions in the TWRP threads how to enforce immediate booting to TWRP, upon you flashed it:
-Type on the PC: fastboot reboot -but don't press Enter yet.
-Press and keep pressing Vol+ and Power buttons together on the phone
-Press Enter on the PC and then immediately unplug USB cabel.
-When phone shows Booting, release Power but keep pressing Vol+. button
Hope this helps, I don't take responsability for anything, happy flashing!
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DLOAD does not work for half a year, ie since Huawei stopped releasing FullOTA-MF-PV builds (it worked only for them)
Here, on XDA there are two proven guides for recovering Nougat (not just for EU c432 but for all custs, not only for P9 L09 but also for L19, L29) - just search for them: HWOTA7, HuRUpdater
PS: You have crossposted the same to several threads