can not update - Huawei P9 Lite Questions & Answers

I have a P9 lite VNS-L31C432B412 dual sim. It is rooted with TWRP. Super su installed.
When I click on 'update', my huawei p9 lite offers me to upgrade to version B414. I currently have version B412.
I accept the 'quick update' he offers me.
The mobile reboot on TWRP and there a red line with: error 7.
I would like to know where are the TWRP error logs stored?
And I would also like to know what to do?
Thank you

toto6976 said:
I have a P9 lite VNS-L31C432B412 dual sim. It is rooted with TWRP. Super su installed.
When I click on 'update', my huawei p9 lite offers me to upgrade to version B414. I currently have version B412.
I accept the 'quick update' he offers me.
The mobile reboot on TWRP and there a red line with: error 7.
I would like to know where are the TWRP error logs stored?
And I would also like to know what to do?
Thank you
Click to expand...
Click to collapse
You have to uninstall SU first. Then flash through TWRP the stock recovery. Reboot and then install the new ROM

mermigas said:
You have to uninstall SU first. Then flash through TWRP the stock recovery. Reboot and then install the new ROM
Click to expand...
Click to collapse
Hi,
Where do i find the 'stock recovery' ?

toto6976 said:
Hi,
Where do i find the 'stock recovery' ?
Click to expand...
Click to collapse
Look here
https://forum.xda-developers.com/huawei-p9lite/help/stock-recovery-nougat-t3516182

update ok. on the other hand I have more TWRP! I installed the recovery stock via 'fastboot'.
How can I reinstall TWRP? the problem of updates is it happening ??

mermigas said:
Look here
https://forum.xda-developers.com/huawei-p9lite/help/stock-recovery-nougat-t3516182
Click to expand...
Click to collapse
update ok. on the other hand I have more TWRP! I installed the recovery stock via 'fastboot'.
How can I reinstall TWRP? the problem of updates is it happening ??

Related

huawei p8 lite ALE-L04 Lollipop 5.1 root

I tried to root huawei p8 lite ALE-L04 Lollipop 5.1 . The bootloader has been unlocked successfully. I followed these :
http://forum.xda-developers.com/p8lite/general/step-step-guide-to-unlock-bootloader-t3150616
http://forum.xda-developers.com/p8lite/development/testing-twrp-2-8-7-x-huawei-p8lite-qcom-t3187758
http://forum.xda-developers.com/p8lite/general/video-bootloader-unlock-root-custom-t3213616
But I cannot get into recovery mode., either by ADB command or volumn + power. Whenever I tried it, I get into the fastboot screen. I did flash the TWRP, but I cannot get into recovery , so I cannot flash supersu zip. Please help me.
If I downgrade to kitkat, do I need to unlock the bootloader again?
yes, if u go back to kk you need to unlock it again
type adb reboot recovery, it should reboot into twrp
I tried adb reboot recovery, it still goes to fadtboot screen (saying connect usb, and connect to PC with hisuite). If I unlock bootloader after downgrade to kk, is it the same unlock code that I used before ? Thanks
yep same code
jabonloco said:
yep same code
Click to expand...
Click to collapse
Thanks, do you feel my issue can be fixed by downgrade to KK? Thanks a lot.
jabonloco said:
yep same code
Click to expand...
Click to collapse
I tried to download p8 lite ALE-L04 lollipop twrp FROM http://forum.xda-developers.com/showthread.php?t=3208809 but the download link doesn't work. Do you where can I download it? Thanks a lot.
Problem solved after I used twrp for p8 Lite ALE-L04 lollipop
xdataibai said:
Problem solved after I used twrp for p8 Lite ALE-L04 lollipop
Click to expand...
Click to collapse
Can you provide the link that you used to download? I have downloaded and flashed twice successfully, but can't get TWRP to respond to the touch screen.
https://drive.google.com/open?id=0B4Ct__YyTYrBcU1Hc0JkQjhfWG8
jabonloco said:
https://drive.google.com/open?id=0B4Ct__YyTYrBcU1Hc0JkQjhfWG8
Click to expand...
Click to collapse
Thanks, that screen touches were very erratic, but enough persistence enabled me to flash Super SU and achieve root.
jabonloco said:
https://drive.google.com/open?id=0B4Ct__YyTYrBcU1Hc0JkQjhfWG8
Click to expand...
Click to collapse
Thank you!
touching screen doesn't respond at all... anyway, I'm able to adb shell as root, and therfore gain full filesystem access...
Strange. I flashed the same twrp.img, installed Supersu.zip from the internal storage, and rooted the phone. The twrp touch screen is responsive for me. So I am keeping this twrp recovery instead of re-installing the stock recovery.
The only thing I have to get used to is the keys to boot into twrp recovery are "vol up" and power buttons.
ALE-L04 Android 5.1, twrp-p8lite-5.1, UPDATE-SuperSU-v2.46
narigondelsiglo said:
Thank you!
touching screen doesn't respond at all... anyway, I'm able to adb shell as root, and therfore gain full filesystem access...
Click to expand...
Click to collapse

L04 b141 update how can I apply?

how can I apply the updater after flashing custom recovery (twrp)?
Basically you can't, applying OTA requires stock recovery.
And just one thing, 1.64GB for an update? I mean there isn't much in the changelog
altvolt74 said:
how can I apply the updater after flashing custom recovery (twrp)?
Click to expand...
Click to collapse
i just updated mine with TWRP and it did went well only issue I had was that i needed to reflash TWRP and SuperSu that full update replaces the TWRP recovery remember to go back to developer setting to allow oem unlock to be able to reflash TWRP in fastboot otherwise you won't be able to
altvolt74 said:
how can I apply the updater after flashing custom recovery (twrp)?
Click to expand...
Click to collapse
Do you know how to install stock recovery?!
PalakMi said:
Do you know how to install stock recovery?!
Click to expand...
Click to collapse
There is no need to have stock recovery you can do it with TWRP I've just done it myself
JEANRIVERA said:
There is no need to have stock recovery you can do it with TWRP I've just done it myself
Click to expand...
Click to collapse
That's cool, but how?!
I was notified about the update on the phone and then just pressed the update now button and it restarted in TWRP and installed by itself
That's great, I'll never have to worry about OTAs
It doesnt work for me , reboot in twrp, search to flash the update and error.. ( not full update, my update is about 616 Mo )
Nas42O said:
It doesnt work for me , reboot in twrp, search to flash the update and error.. ( not full update, my update is about 616 Mo )
Click to expand...
Click to collapse
Mine was full update sorry
Do this means it works only with full updates?!
PalakMi said:
Do this means it works only with full updates?!
Click to expand...
Click to collapse
most likely
Also how can I extract the stock recovery using fastboot before I flash twrp
altvolt74 said:
Also how can I extract the stock recovery using fastboot before I flash twrp
Click to expand...
Click to collapse
Use this Huawei Update Extractor tool ... http://forum.xda-developers.com/attachment.php?attachmentid=3262545
Where does the EMUI Updater store downloaded updates on the phone? I would like to store a copy before rooting (just in case) and haven't found a web download for FRD-L04C567B141.
Florp said:
Where does the EMUI Updater store downloaded updates on the phone? I would like to store a copy before rooting (just in case) and haven't found a web download for FRD-L04C567B141.
Click to expand...
Click to collapse
@clsA can give you an answer
Florp said:
Where does the EMUI Updater store downloaded updates on the phone? I would like to store a copy before rooting (just in case) and haven't found a web download for FRD-L04C567B141.
Click to expand...
Click to collapse
U can download B141 here.
http://www.hihonor.com/us/support/software-list/index.html
Sent from my HUAWEI VIE-L29 using XDA Labs
Mostar088 said:
U can download B141 here.
http://www.hihonor.com/us/support/software-list/index.html
Sent from my HUAWEI VIE-L29 using XDA Labs
Click to expand...
Click to collapse
I'm only finding B122 on that site.
They'll upload it later
Florp said:
I'm only finding B122 on that site.
Click to expand...
Click to collapse
OK, here is an update. I am rooted with TWRP and have been waiting for the full update package to become available. As of just yesterday the full update package is in the updater app on the phone. You must be connected to wifi for it to appear. Open updater, click on menu on the bottom, download latest FULL package B141. After DL it WILL FLASH THROUGH TWRP but you will lose root and TWRP. Let it do its thing then reflash TWRP through ADB and SU after that and you are good to go on the new update.

Huawei p10 lite system update while root

Hi, everyone!
Today i recived a system update, I press quick update but then twrp starts and when I reboot, a notification says "system update failed" (or somthing like this), how can I update?
topongo said:
Hi, everyone!
Today i recived a system update, I press quick update but then twrp starts and when I reboot, a notification says "system update failed" (or somthing like this), how can I update?
Click to expand...
Click to collapse
otas doesn't work with custom recovery installed, yes or yes you need sotck recovery, maybe you try with firmware finder.
Here is the stock recovery. Flash this, then U will be able to update. After that U can re-flash TWRP
https://drive.google.com/open?id=0B38rwPwR6EtKdDdDQTNrbW81Mk0
thank you very much, I will do this tomorrow
topongo said:
thank you very much, I will do this tomorrow
Click to expand...
Click to collapse
Better flash TWRP to erecovery, always)
topongo said:
thank you very much, I will do this tomorrow
Click to expand...
Click to collapse
Did it work for you?
Belgas14 said:
Did it work for you?
Click to expand...
Click to collapse
sorry, I was inactive for a while. Yes, it worked, I flashed with success and updated but when I tried to reflash twrp the terminal say "flash failed" "permission denied" or something. I tried to relock and unlock bootloader but nothing...
Hi everyone, recently I downloaded the latest update from huawei system updater and then I wanted to flash it with flashfire but when it restarts it says "check_write_data_to_partition,write data error" and "update_huawei_pkg_from_ota_zip: update package from zip failed" then it reboot normaly without system changes, what can I do?
edit:
in the head of the log it says olso:
"mountencrypt: failed to mount /data: success"
It's pretty ambiguous...
topongo said:
Hi everyone, recently I downloaded the latest update from huawei system updater and then I wanted to flash it with flashfire but when it restarts it says "check_write_data_to_partition,write data error" and "update_huawei_pkg_from_ota_zip: update package from zip failed" then it reboot normaly without system changes, what can I do?
edit:
in the head of the log it says olso:
"mountencrypt: failed to mount /data: success"
It's pretty ambiguous...
Click to expand...
Click to collapse
Unlocked bootloader, custom recovery?
nemanjsb said:
Unlocked bootloader, custom recovery?
Click to expand...
Click to collapse
yeah TWRP
topongo said:
yeah TWRP
Click to expand...
Click to collapse
With twrp u can't install update u need stock recovery. Try to boot in erecovery and press download last recovery and then reboot in recovery.
nemanjsb said:
With twrp u can't install update u need stock recovery. Try to boot in erecovery and press download last recovery and then reboot in recovery.
Click to expand...
Click to collapse
I'm trying to install update through flashfire and not twrp or system recovery
Armin.K said:
Here is the stock recovery. Flash this, then U will be able to update. After that U can re-flash TWRP
https://drive.google.com/open?id=0B38rwPwR6EtKdDdDQTNrbW81Mk0
Click to expand...
Click to collapse
Can we use twrp to flash the stock recovery or must your pc with ADB ?
nainaabd said:
Can we use twrp to flash the stock recovery or must your pc with ADB ?
Click to expand...
Click to collapse
I used my pc with "fastboot".
I don't think is possible to flash stock recovery from a custom recovery
topongo said:
I used my pc with "fastboot".
I don't think is possible to flash stock recovery from a custom recovery
Click to expand...
Click to collapse
Thank you .

Official upgrades with custom recovery?

Hello, and sorry for my English.
I flashed a TWRP on my Huawei P10 lite, and I want to know if I still can install official upgrades without any issues.
Thanks.
elchino!!! said:
Hello, and sorry for my English.
I flashed a TWRP on my Huawei P10 lite, and I want to know if I still can install official upgrades without any issues.
Thanks.
Click to expand...
Click to collapse
You can take a look at this:https://forum.xda-developers.com/honor-9/development/tool-flash-official-firmware-recovery-t3769279
mrleja said:
You can take a look at this:https://forum.xda-developers.com/honor-9/development/tool-flash-official-firmware-recovery-t3769279
Click to expand...
Click to collapse
Thanks, but I mean install the upgrades via Settings > System Update, that would brick my phone? Thanks again
I know that if you install twrp in recovery1 then you will not get an update.
If you have a root phone, you will not even get it.
If you install twrp in recovery2 and do not root, you will receive the update and the update will overwrite the twrp.
pity02 said:
I know that if you install twrp in recovery1 then you will not get an update.
If you have a root phone, you will not even get it.
If you install twrp in recovery2 and do not root, you will receive the update and the update will overwrite the twrp.
Click to expand...
Click to collapse
Hello. I downloaded the upgrade and when I tried to install it the TWRP sent an error message (I don't remember which one). Yesterday I was able to install the stock recovery, but I don't know what I did wrong that I had to drain the battery out just to get out from the logo screen before the boot animation, and now I can enter into eRecovery.

Update.zip

hello, i have a P9 lite from 2016 + twrp. how do i install an update 'update.zip'?
toto6976 said:
hello, i have a P9 lite from 2016 + twrp. how do i install an update 'update.zip'?
Click to expand...
Click to collapse
Hello dude,
sorry but you should post more info about your device...
What is your complete firmware ? ( settings > device info... example VNS-L31C432B381 )
Which update would you like to do ? A simple update of your firmware ?
Which TWRP version do you have ?
Twrp Elite 3.2.1-0
The firmware is not original. I installed the C432B414 a while ago but I don't know how ...
The proposed update weighs 2 GB. it's the C432B418-Full.
EMUI 5.0.3. Android 7
I don't know the difference between a simple update or a firmware update. I would only like to install the proposed 'update.zip' file.
toto6976 said:
Twrp Elite 3.2.1-0
The firmware is not original. I installed the C432B414 a while ago but I don't know how ...
The proposed update weighs 2 GB. it's the C432B418-Full.
EMUI 5.0.3. Android 7
I don't know the difference between a simple update or a firmware update. I would only like to install the proposed 'update.zip' file.
Click to expand...
Click to collapse
Mmm, does not original firmware mean ?
You didn't said but i bet your device is L31, isn't it ?
Updates won't install via TWRP and "only" update.zip, you must use HuRUpdater...
Are your firmware 100% working ? If yes, i suggest to use
TWRP 3.1.1-1 by HassanMirza01 then to follow the procedure
in the HuRUpdater appropriate thread.
That's it. If you need some further info just tell.
Cheers
Yes, it's L31.
Hello,
I think I already have the TWRP version of HassanMirza installed. I will check this morning.
The firmware is not original indeed. This is an update that I had installed. In the meantime, I have lost the bootloader unlock code. Do you know if there is a way to retrieve it from the mobile since it is currently unlocked?
Hello,
How do I replace my current TWRP with that of HassanMirza? I put it on SD card and I flash it?
If it doesn't work, what will happen?
Brick?
I'm going to do a 'nandroid backup'. Via adb, is it possible? with the command 'adb backup --twrp'?
toto6976 said:
Yes, it's L31.
Hello,
I think I already have the TWRP version of HassanMirza installed. I will check this morning.
The firmware is not original indeed. This is an update that I had installed. In the meantime, I have lost the bootloader unlock code. Do you know if there is a way to retrieve it from the mobile since it is currently unlocked?
Click to expand...
Click to collapse
toto6976 said:
Hello,
How do I replace my current TWRP with that of HassanMirza? I put it on SD card and I flash it?
If it doesn't work, what will happen?
Brick?
Click to expand...
Click to collapse
toto6976 said:
I'm going to do a 'nandroid backup'. Via adb, is it possible? with the command 'adb backup --twrp'?
Click to expand...
Click to collapse
Heyho
3.2.1-0 TWRP have some issues and it's not guaranteed it will 100% work,
that's because i suggested you to install 3.1.1-1 version...
I don't know how to retrieve the code, maybe you'll need to pay 4€
and use DC unlocker to read it again...
If you will use HuRUpdater and ( suggested ) keep the TWRP,
your bootloader will not be re-locked.
Your current TWRP can be replaced flashing it into the recovery.
How to do it ? Place the TWRP into your SD card, reboot recovery,
tap install, then in the bottom right tap install image, select your 3.1.1-1 TWRP.
Next tap on recovery partition and swipe to flash.
When finished reboot recovery to verify if it's really changed.
There is no reason why it shouldn't work.
I don't know about adb, you can try... but i think you can do a
nandroid backup rebooting into recovery and
selecting every partition you see...
Beware using 3.2.1-0 TWRP, as i told you it could cause unexpected issues.. :cyclops:
P.S.: a good rule before making a nandroid backup or attempting an
update/downgrade/switch ROM are
to remove all the security of the device..
fingerprint and / or password and / or pattern.
Dadditz said:
Your current TWRP can be replaced flashing it into the recovery.
How to do it ? Place the TWRP into your SD card, reboot recovery,
tap install, then in the bottom right tap install image, select your 3.1.1-1 TWRP.
Next tap on recovery partition and swipe to flash.
When finished reboot recovery to verify if it's really changed.
There is no reason why it shouldn't work.
Click to expand...
Click to collapse
Good evening,
I went to see for the TWRP of HassanMirza. This is version 3.2.1. Why are you telling me to take 3.1.1.1 ??
I finally found version 3.1.1.1 on the xda page of HassanMirza. I install it tomorrow. We will see if it goes well because in fair I downgrade from 3.2.1 to 3.1.1 !?
I found the link I followed to install the LC432B414 version:
https://www.stechguide.com/huawei-p9-lite-b413-b414-nougat-update/
I keep it under the elbow if it goes wrong ...
I forgot to say that, if it is possible, I would like to keep the root and the OTA updates ... Is (this possible ??
toto6976 said:
Good evening,
I went to see for the TWRP of HassanMirza. This is version 3.2.1. Why are you telling me to take 3.1.1.1 ??
I finally found version 3.1.1.1 on the xda page of HassanMirza. I install it tomorrow. We will see if it goes well because in fair I downgrade from 3.2.1 to 3.1.1 !?
I found the link I followed to install the LC432B414 version:
https://www.stechguide.com/huawei-p9-lite-b413-b414-nougat-update/
I keep it under the elbow if it goes wrong ...
I forgot to say that, if it is possible, I would like to keep the root and the OTA updates ... Is (this possible ??
Click to expand...
Click to collapse
Hi,
sorry, you installed B414 firmware in your phone using that guide ?
If yes, which recovery did you used ?
Are your current ( B414 ) firmware 100% working ?
As i know firmwares cannot be flashed that way, that's because some
DEVs started create scripts capable to do that and because
i suggested you to use HuRUpdater method..
Anyway the device are in your hands and you can do anything you want...
Ahmmm, for your latest question, as i know, flashing a firmware will erase
the root ( not necessarily the recovery ), but you can easily reflash it...
Cheers
sorry, you installed B414 firmware in your phone using that guide ?
Click to expand...
Click to collapse
Yes. This is the reason why I needed the bootloader code because I believe it had deleted TWRP after the flash.
If yes, which recovery did you used ?
Click to expand...
Click to collapse
TWRP Elite 3.2.1, The one that is currently installed I believe.
Are your current ( B414 ) firmware 100% working ?
Click to expand...
Click to collapse
I don't know what it means and what I can measure it with?
i suggested you to use HuRUpdater method..
Click to expand...
Click to collapse
This is what I intend to do by putting in it the twrp of Hassan after having flashed it on my mobile
as i know, flashing a firmware will erase
the root ( not necessarily the recovery ), but you can easily reflash it...
Click to expand...
Click to collapse
Precisely, currently installed root is 'super su'. But I had to remove it because too many problems with some application. I was wondering if 'Magisk' works on this mobile? And if so which version?
I would like to recover my bootloader code before doing any manipulations in case it goes wrong. My mobile is unlocked but no longer root. I tried this command but it doesn't work:
adb devices
adb shell
su -c "grep -m1 -aoE 'WVLOCK. {14} [0-9] {16}' / dev / block / mmcblk0p7 | grep -aoE '[0-9] {16}'"
How can I recover this code which is on my mobile since it is unlocked?
toto6976 said:
Yes. This is the reason why I needed the bootloader code because I believe it had deleted TWRP after the flash.
Click to expand...
Click to collapse
That's strange (at least for me)
toto6976 said:
Elite 3.2.1, The one that is currently installed I believe.
Click to expand...
Click to collapse
Yep, really strange (at least for me)
toto6976 said:
I don't know what it means and what I can measure it with?
Click to expand...
Click to collapse
I meant if " everything " is working into the device...
toto6976 said:
This is what I intend to do by putting in it the twrp of Hassan after having flashed it on my mobile
Click to expand...
Click to collapse
Ok, i never used the method you wrote into the guide you posted above...
toto6976 said:
Precisely, currently installed root is 'super su'. But I had to remove it because too many problems with some application. I was wondering if 'Magisk' works on this mobile? And if so which version?
Click to expand...
Click to collapse
You have to check, i don't have that device anymore...
toto6976 said:
I would like to recover my bootloader code before doing any manipulations in case it goes wrong. My mobile is unlocked but no longer root. I tried this command but it doesn't work:
adb devices
adb shell
su -c "grep -m1 -aoE 'WVLOCK. {14} [0-9] {16}' / dev / block / mmcblk0p7 | grep -aoE '[0-9] {16}'"
How can I recover this code which is on my mobile since it is unlocked?
Click to expand...
Click to collapse
Sorry, i don't know how and i don't know if it's possible...
Hello, update successfully
Nos, i would like to know how to install magisk and, if IR is possible, wich version to take ?
Thank you
toto6976 said:
Hello, update successfully
Nos, i would like to know how to install magisk and, if IR is possible, wich version to take ?
Thank you
Click to expand...
Click to collapse
Hi, that's a good news for you...
For magisk you should go in his main thread, then hit on the
Magisk's GitHub Page link.
I don't know which version, you have to try by yourself.
Download the installer (multiple versions, ex. 20.4 & 20.3 & 19.4), the uninstaller and the apk.
Flash the uninstaller into the twrp if something goes wrong.
Follow the installation guides...
Good luck.

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