Accidentally deleted my OS - Huawei P9 Lite Questions & Answers

So, when I was trying to factory reset my phone, I went to twrp and tapped all the settings under advanced settings, including the system, and now I can't open my phone.
I have looked at installing the stock rom of my phone, but I don't know the firmware of it. I only know that it starts with VNS-L21B432 and after that I have no idea. Can anyone help?

Pet2Ant said:
So, when I was trying to factory reset my phone, I went to twrp and tapped all the settings under advanced settings, including the system, and now I can't open my phone.
I have looked at installing the stock rom of my phone, but I don't know the firmware of it. I only know that it starts with VNS-L21B432 and after that I have no idea. Can anyone help?
Click to expand...
Click to collapse
Well dude, have not you made a nand backup ? well just restore it...
Don't have a backup ? You can easily reflash your stock firmware, just use Huawei Recovery Updater,
you find it here on XDA.
You need also a working recovery, i suggest EliteTWRP 3.1.1-1.
Don't bore me with "i don't know what is my firmware" 'cause you know it and i too.
You are/was on VNS-L21C432B380 as yourself wrote HERE..
Read accurately the whole "how to" before, then proceed.
Good luck
Cheers

Related

[Q] N9005 LTE help

Hello,
I was playing around with my Note 3 LTE and I flashed (obviously) the wrong ZIP file which rendered my Phone function useless. I decided to re-flash the firmware to fix the problem.
I flashed the newest firmware for my phone, and it DID fix the problem. However, all my apps and settings are still here, the phone is still rooted, and my benchmark tests show that my phone is only 50% efficient compared to my pre-tinkering failed experiment.
I need help on how to do a CLEAN start, like when I first bought the phone. Is it doable via Odin? What do I need to do?
Factory reset in the phone settings ?
And do learn a few basics.
Sent from my N9005
Dejan Sathanas said:
Factory reset in the phone settings ?
And do learn a few basics.
Sent from my N9005
Click to expand...
Click to collapse
I did factory reset. It guided me through the phone settings again etc, but as soon as I booted the phone up it started automatically downloading my missing apps that were previously installed. AND my phone is STILL rooted. As I understood, flashing the firmware again should unroot the phone, and I should root it back again. I can't install busybox, for some reason, etc.
Thanks for your response. But don't be an elitist. I am learning, that's why I'm asking questions.
Misce said:
I did factory reset. It guided me through the phone settings again etc, but as soon as I booted the phone up it started automatically downloading my missing apps that were previously installed. AND my phone is STILL rooted. As I understood, flashing the firmware again should unroot the phone, and I should root it back again. I can't install busybox, for some reason, etc.
Thanks for your response. But don't be an elitist. I am learning, that's why I'm asking questions.
Click to expand...
Click to collapse
Grab your Stock Image, then flash it via Odin and it'll bring your device back to a complete stock factory state (back up anything beforehand - pics etc)
radicalisto said:
Grab your Stock Image, then flash it via Odin and it'll bring your device back to a complete stock factory state (back up anything beforehand - pics etc)
Click to expand...
Click to collapse
Thank you.

P9 Lite booting lock

Hi all, i'm new to Android Phones, so i started a few days with this phone. But now i think i've done a big mistake, i tried to erase everything from the phone, in a hope to "restore" to the factory state. Instead, i think i've deleted everything from the phone, and now, it only says "Your device is booting now..." and it doesn't boot. It's unlocked and rooted, i've deleted it from the TWRP menu.
So, is there anything that i can do, to restore it back? The model i think it's the VNS-L31, i'm downloading a firmware from the L21, can it be replaced or something like that? Thankx in advance.
*Edit* I found stock rom for my phone here in the fórum, but it says i need to have stock recovery but i have the TWRP recovery. Is there any way that i can do it, with that recovery?
*Edit 2* In Erecovery, when i try to download it says "Getting package info failed"
First of all... Why don't you have a backup in TWRP? ALWAYS back up your stuff before doing ANYTHING in TWRP.
Second: there is an option for factory reset within the EMUI system itself. Absolutely no need to mess around in TWRP for something like that. Of course you can "factory reset" in TWRP but this can also wipe your system which then requires you to flash something.
To your problem:
Since I luckily was not forced to flash a stock firmware yet, some more information would be nice.
In which format does the firmware come (link to where you downloaded it)? TWRP can handle .zip files. So if it comes as a .zip file, you can try flashing it through TWRP (really depends on what you downloaded!)
If you only need stock recovery, try accessing TWRP with your phone plugged into a PC.
This way it normally fires up the stock eRecovery.
Hi, yeah, i should have done a backup, thank you for the advice. The firmware i used is this one www .stechguide.com/huawei-p9-lite-marshmallow-firmware-b100/ - i found it here, and a user used it to, not sure why, but he says that it worked.
I'm not sure if this is the right way to do it, because i'm new to this. The TWRP boot, but i can't get my phone to get recognized by the huawei software, not sure if it need to. Even with the drivers installed, it only connects if the phone is on the menu.
iDeadSmack said:
Hi, yeah, i should have done a backup, thank you for the advice. The firmware i used is this one www .stechguide.com/huawei-p9-lite-marshmallow-firmware-b100/ - i found it here, and a user used it to, not sure why, but he says that it worked.
I'm not sure if this is the right way to do it, because i'm new to this. The TWRP boot, but i can't get my phone to get recognized by the huawei software, not sure if it need to. Even with the drivers installed, it only connects if the phone is on the menu.
Click to expand...
Click to collapse
Hmm maybe best way is to send the user that made it work a PM and maybe he can provide you a guide on how to do it.
And maybe he or you can then provide a guide here on how to do it.
This device is rather new and the forum is building up so there is a lot of work to do and a lot of things have to be worked around.
Hope you can fix it, like I said, I cannot really help you properly since I never had the problem and therefore do not really understand what's happening on your device.
hi, thank you for the reply. In fact i have solved the problem few minutes ago, and was thinking on do a quick fix tutorial or something like that. Because it's really fast, just need to do the right way.
I'm really happy for the help i got in this forum, all the threads are really intersting. Going to try help others with the same problem that i had. Thank You
iDeadSmack said:
hi, thank you for the reply. In fact i have solved the problem few minutes ago, and was thinking on do a quick fix tutorial or something like that. Because it's really fast, just need to do the right way.
I'm really happy for the help i got in this forum, all the threads are really intersting. Going to try help others with the same problem that i had. Thank You
Click to expand...
Click to collapse
Could you help me with this problem i have the same problem on Huawei l-21 ??
Always have a backup of your fresh system on TWRP. Then whatever happen just restore it whenever you think you messed up your device and you should be fine ALWAYS.

Need your help - Locked phone

Hello, I'm new here.
I have a problem.
I forgot the PIN lock of my SM-G360F LTE (with Android 4.4.4), and I would like to keep all my files & documents inside it.
I don't have USB Debug enabled and I don't have a Samsung Account, so there's no easy way I can connect the phone to a computer.
What can I do to save my datas?
I've already tried flashing a Custom Recovery with Odin, but I haven't found a compatible one.
Please, give me an advice on what I should do.
Not sure if this will work for your version but it can't hurt to try. It worked for my stock unrooted SM-G360T1
http://forum.xda-developers.com/gal...emoving-frp-protection-samsung-t3275584/page4
Let me know if this works for you
hatchet13rydin69 said:
Not sure if this will work for your version but it can't hurt to try. It worked for my stock unrooted SM-G360T1
http://forum.xda-developers.com/gal...emoving-frp-protection-samsung-t3275584/page4
Let me know if this works for you
Click to expand...
Click to collapse
It doesn't work (or I'm missing something) just because I can't unlock my screen lock to install the APK.
If I'm missing something, please tell me.
What I'm looking for is a way to enable USB Debug mode without unlocking the screen (something like a Custom Recovery mode).
Read the entire post including he comments cuz that link I posted is a step by step guide to unlocking the phone. If the phone has not been factory reset yet then do that first so it causes the phone to go to the Google email verification page then follow the in the link step by step and you will have the phone unlocked. What you are doing with this guide is making a custom path to the settings menu for the phone enabling you to do a factory reset from the backup/reset setting. By doing so you will remove the link to any and all accounts that have been uses on the phone this making the device start just as it would had you bought it from the store and was doing the initial setup. Let me know if you get stick anywhere or need help
hatchet13rydin69 said:
Read the entire post including he comments cuz that link I posted is a step by step guide to unlocking the phone. If the phone has not been factory reset yet then do that first so it causes the phone to go to the Google email verification page then follow the in the link step by step and you will have the phone unlocked. What you are doing with this guide is making a custom path to the settings menu for the phone enabling you to do a factory reset from the backup/reset setting. By doing so you will remove the link to any and all accounts that have been uses on the phone this making the device start just as it would had you bought it from the store and was doing the initial setup. Let me know if you get stick anywhere or need help
Click to expand...
Click to collapse
But if I factory reset my phone, I will lose all my data, which I don't want to. Or via this "Backup/Reset" setting am I keeping my data?
Sorry for all this questions, but I'm pretty confused...
You will lose your data as this is the master factory reset but you can back up everything while in this menu to your Google account. After you factory reset go through the initial setup and come back to this menu and restore from your Google account
Can I backup my photos, music, documents etc. on my Google account? And how do I do it before resetting the phone?
sfn1701 said:
Can I backup my photos, music, documents etc. on my Google account? And how do I do it before resetting the phone?
Click to expand...
Click to collapse
Check out this guide here on lifehacker...
https://lifehacker.com/5976036/simp...droid-phone-from-the-desktop-no-root-required
Works great and doesn't require root to get it done. I know it is a lil different from what I mentioned earlier but I totally spaced this method until earlier today. Hope this helps you.
Man, my main problem is I can't enable USB debugging, having the screen locked! So I can't use any ADB method.
As far as I know there is no other way to backup your data without using adb methods without a custom recovery. Have you tried flashing twrp for your device and doing a full nandroid that way? I know that twrp has a compatible version for your device. Just search the forums here for you specific device model and flash using Odin 3.10
Here is the link to the twrp website go here to make sure you model is supported then download the tar.md5 file for tour device and flash using odin. Make sure to Uninstaller lies from your pc to avoid any issues with odin
http://twrp.me/
I had already tried flashing twrp, but when I tried to boot in recovery I did get a Bootloop and the "Recovery is not seandroid enforced" error.
sfn1701 said:
I had already tried flashing twrp, but when I tried to boot in recovery I did get a Bootloop and the "Recovery is not seandroid enforced" error.
Click to expand...
Click to collapse
Are you using the hardware keys to boot to recovery (volume up+home+Power buttons)? If you try to boot to recovery from any other method it will cause a recovery loop. It's a known issue with all variants of this divice. It's gonna show the "Recovery is not seandroid enforcing" but it will go into recovery.
Of course, I'm using Home+VolUp+Power.
Im out of ideas outside of trying to flash twrp again through Odin
sfn1701 said:
I forgot the PIN lock of my SM-G360F LTE (with Android 4.4.4), and I would like to keep all my files & documents inside it.
Click to expand...
Click to collapse
You can just try reflashing the stock firmware for your region in the AP slot of Odin from here.
http://sammobile.com/firmwares/database/SM-G360F/
It should keep all your data while it resets everything else like new.
bogarty said:
You can just try reflashing the stock firmware for your region in the AP slot of Odin from here.
http://sammobile.com/firmwares/database/SM-G360F/
It should keep all your data while it resets everything else like new.
Click to expand...
Click to collapse
But will flashing stock firmware remove the frp lock? Sorry still a lil new to all this and just trying to gain knowledge of everything I can.
hatchet13rydin69 said:
But will flashing stock firmware remove the frp lock? Sorry still a lil new to all this and just trying to gain knowledge of everything I can.
Click to expand...
Click to collapse
Yes. In fact, if you've tripped factory reset protection (FRP), it is the only way to fix it. Here's an example of where this worked for someone else. Read my comment here:
http://forum.xda-developers.com/showthread.php?p=65016084
Then also read the response that follows. Use the correct firmware for your device though at the link i gave above.
bogarty said:
Yes. In fact, if you've tripped factory reset protection (FRP), it is the only way to fix it. Here's an example of where this worked for someone else. Read my comment here:
http://forum.xda-developers.com/showthread.php?p=65016084
Then also read the response that follows. Use the correct firmware for your device though at the link i gave above.
Click to expand...
Click to collapse
I followed this guide here earlier his year and it worked without any problems
http://forum.xda-developers.com/gal...emoving-frp-protection-samsung-t3275584/page1
I'm still using the device that I used this guide for. Have recently rooted and installed twrp. Going to flash slimpickens rom later tonight
hatchet13rydin69 said:
I followed this guide here earlier his year and it worked without any problems
http://forum.xda-developers.com/gal...emoving-frp-protection-samsung-t3275584/page1
Click to expand...
Click to collapse
I understand that that guide has helped people and that's a good thing for sure. It's just that it's really the absolute most difficult way to fix a device that's under an FRP lock, as it's many steps rather than just the one step of flashing the stock firmware.
bogarty said:
I understand that that guide has helped people and that's a good thing for sure. It's just that it's really the absolute most difficult way to fix a device that's under an FRP lock, as it's many steps rather than just the one step of flashing the stock firmware.
Click to expand...
Click to collapse
I appreciate the help and insight. Will definitely keep this in mind in case I ever run into this problem again.

P9 Lite - can't access developer options and phone soft reboots when uninstalling app

Here's the story:
After I've broken my screen and voided my warranty. I've decided to root my phone. Some time after, I got a notification that a new system upgrade was released, which was supposed to update my phone to Nougat and EMUI 5.0. After I installed the update I've noticed that my root was gone. Eventually I've decided to root my phone back, but something went wrong.
Now I can't access developer settings, every time I click on it Settings crashes. And every time I go and try to uninstall an application the phone soft reboots.
I've tried to clear dalvik cache trough TWRP, didn't work.
I've done a factory data reset didn't fix anything.
I can't uninstall apps trough ADB since I need to enable USB debugging and I can't get to dev options.
I can't authorize the PC either because the authorization popup doesn't appear and I think it's because the dev options don't work. As such I can't use the toolkit to do anything.
I tried to follow the steps from the Unbricking tab from the toolkit: I flashed the boot, system, recovery, cust images and stopped at the point in the instructions where I had to use TWRP. I stopped because I can't flash TWRP anymore. I flashed it at least 10 times but it didn't work, every time I boot into recovery I get the stock huawei recovery.
Is there any way I can fix this, or is my phone "half bricked" for good?
Use dload to get back to mm and from mm use firmware finder and proxy instal b370 . PV . Don't instal anything else cuz everything else will make ur phone act like that again .
ScaleneVirus288 said:
Use dload to get back to mm and from mm use firmware finder and proxy instal b370 . PV . Don't instal anything else cuz everything else will make ur phone act like that again .
Click to expand...
Click to collapse
Sorry for taking so long, I've been pretty busy, but I finally got a chance to try what you said.
It worked, and it was very simple to do.
Thank you very much, I can use my phone as intended now.
I have one more question tough, if u don't mind. Since you said not to install anything else since the phone will act up again, does that mean there is no way to root my phone? And if there is, can you point me to a tutorial?
Again, thanks a lot.
ZePuff said:
Sorry for taking so long, I've been pretty busy, but I finally got a chance to try what you said.
It worked, and it was very simple to do.
Thank you very much, I can use my phone as intended now.
I have one more question tough, if u don't mind. Since you said not to install anything else since the phone will act up again, does that mean there is no way to root my phone? And if there is, can you point me to a tutorial?
Again, thanks a lot.
Click to expand...
Click to collapse
Sorry but I don't use xda much often . U can root it , I said don't instal anything else that .pv . I said it about Rom , u can eazy root it

Cannot flash a rom

Hi, I have screwed my phone, and I need some help. It had been a long time since I did this sort of thing and didn't go well.
I dowloaded and flashed TWRP without a problem. Then I tried to root via supersu, as I thought everything would be ok, didn't worry about backup, I know, I shouldn't hav, my bad. But now it is too late. After installing supersu with TWRP the phone wouln´t start.
Trying to do a factory reset with TWRP I messed up and deleted everything on the phone. So now I only have TWRP and nothing else.
I am trying to flash a ROM from sammobile with Odin, but it fails at the very beginning and I don´t know what else to do.
- Could I copy a backup from other phone? will that work? I have another identical phone and I could do that, I guess, and restore with TWRP.
- Or maybe flash another ROM, maybe a custom one?
Any help will be greatly appreciated.
Thanks,
Jose
Hi all again,
I have solved my problem and now my phone is working fine. I will try rooting it later and installing the extended memory fix to be able to use the sd card as internal memory. This is what I did.
I copied the TWRP back up from my second phone into my "not working" phone, I followed some tips that I found elsewhere in XDA for assuring that the serial number was correct.
This did not fix the phone, it still wouldn't start. It would go into a loop and the start screen, but allowed me to flash a new ROM.
At first it seemed to work, but wouldn't start. It moved pass the start screen but got stuck on the Samsung logo. I turned it off by removing the battery and eventually it has started OK and seems to be working fine. Now it is downloading some updates.
Just as it may help someone along the line.
jlguillot said:
Hi, I have screwed my phone, and I need some help. It had been a long time since I did this sort of thing and didn't go well.
I dowloaded and flashed TWRP without a problem. Then I tried to root via supersu, as I thought everything would be ok, didn't worry about backup, I know, I shouldn't hav, my bad. But now it is too late. After installing supersu with TWRP the phone wouln´t start.
Trying to do a factory reset with TWRP I messed up and deleted everything on the phone. So now I only have TWRP and nothing else.
I am trying to flash a ROM from sammobile with Odin, but it fails at the very beginning and I don´t know what else to do.
- Could I copy a backup from other phone? will that work? I have another identical phone and I could do that, I guess, and restore with TWRP.
- Or maybe flash another ROM, maybe a custom one?
Any help will be greatly appreciated.
Thanks,
Jose
Click to expand...
Click to collapse
U need install MM Bothloder I mean MM rom your phone

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