P9000 unable to update or enter recovery - Elephone P9000 Questions & Answers

My p9000 is currently on 20160810 and I'm unable to do the OTA update to 20170112, every time it downloads and starts to install it just stays on "rebooting" but does nothing.
On top of that I've tried to connect it up to a PC to flash it instead (was looking to try Nougart), I've managed to succesfully install the drivers but whatever PC I plug it into when powered off the PC recognises it for a few seconds and then disconnect again. So I have no device in device manager to try to play with the drivers, although as I mentioned I have already installed them sucessfully.
Should also mention I can't hard reset it with the power and voulume+ option either, as unable to enter recovery.
I've tried with Windows 7/8.1/10 all with the same result. The only difference is on the windows 7 machine it recognises it as the mtx65preloader device for a split second.
But to confuse things now more, on my windows 8.1 device the elephone is no longer recognised as a storage device, it shows as a connected device but there is no access to the drive.

The only way to go to the newer 2017 versions of the stock roms (nougat or marshmallow) is to use spflashtools. It is because elephone broke the recovery in 2016810. So when you try to update it will fail because the stock recovery is broken.
Have you disabled the driver signature in windows 10/ 8/ 7 before installing the mtk drivers? Else the installation will fail and you won't have the drivers installed​ at all.
I used this tutorial and it works for me on windows 10.
https://forum.xda-developers.com/elephone-m2/help/windows-10-mtk-vcom-usb-drivers-32-64-t3267033

Hexyl said:
The only way to go to the newer 2017 versions of the stock roms (nougat or marshmallow) is to use spflashtools. It is because elephone broke the recovery in 2016810. So when you try to update it will fail because the stock recovery is broken.
Have you disabled the driver signature in windows 10/ 8/ 7 before installing the mtk drivers? Else the installation will fail and you won't have the drivers installed​ at all.
I used this tutorial and it works for me on windows 10.
https://forum.xda-developers.com/elephone-m2/help/windows-10-mtk-vcom-usb-drivers-32-64-t3267033
Click to expand...
Click to collapse
Drivers were all installed fine, but the strangness continued today but for the good. On the Windows 7 machine I managed to flash the Nougart rom and now all is working great. So after days of nothing working it just suddenly decide to co-operate.

with a "broken" recovery, isn't dangerous to do any update operations? if something get corrupted how can you resolve?
Hexyl said:
The only way to go to the newer 2017 versions of the stock roms (nougat or marshmallow) is to use spflashtools. It is because elephone broke the recovery in 2016810. So when you try to update it will fail because the stock recovery is broken.
Have you disabled the driver signature in windows 10/ 8/ 7 before installing the mtk drivers? Else the installation will fail and you won't have the drivers installed​ at all.
I used this tutorial and it works for me on windows 10.
https://forum.xda-developers.com/elephone-m2/help/windows-10-mtk-vcom-usb-drivers-32-64-t3267033
Click to expand...
Click to collapse

Fabioamd87 said:
with a "broken" recovery, isn't dangerous to do any update operations? if something get corrupted how can you resolve?
Click to expand...
Click to collapse
You simply can't do an ota update if the phone has a broken recovery. It won't install because it fails booting in the recovery. So nothing goes corrupted.

no I mean if the flash fails how you can recover without a working recovery mode?

Well mines been working without a problem for the past week, quite impressed with it.

Fabioamd87 said:
no I mean if the flash fails how you can recover without a working recovery mode?
Click to expand...
Click to collapse
Then try to Flash again. As far as I know the stock recovery can't restore backups. It is for installing ota updates and etc, I think. If you want to backup your ROM then flash a custom recovery with sp flashtools.

Can I flash again if the first flash fails? from where I do it , there is some kind of "download mode/fastboot"? Do I need to root the phone to flash a custom recovery?
thanks

Fabioamd87 said:
Can I flash again if the first flash fails? from where I do it , there is some kind of "download mode/fastboot"? Do I need to root the phone to flash a custom recovery?
thanks
Click to expand...
Click to collapse
I assume you have never installed a ROM/recovery before on your phone (with a mediatek soc). In that case, you flash your phone with a PC. You flash the phone with a program called "sp flashtools".
So the very first time you want to install a CUSTOM ROM/recovery. ---> use sp flashtools.
If you already have a custom recovery installed ----> boot the phone up in recovery (holding power button and volume +. If elephone logo appears, release power button but keep pressing volume +) and install custom ROM from there.
If you want to flash a STOCK rom ( nougat or marshmallow) -----> use sp flashtools.
You do not need a rooted phone for flashing a custom recovery.
For sp flashtools tutorials etc, look it up on XDA or just Google some spflashtool tutorials. The steps are the same for most mtk phones.

Related

Locked into Recovery - unlocking disabled and won't boot

Hi everyone,
I was on Cyanogenmod and had disabled bootloader unlocking from development settings. After trying to update, I'm now stuck in recovery. While rebooting, the oneplus logo appears but later it just reboots to recovery. In fastboot, I can't flash anything because it says the bootloader is locked (I obviously can't fix that from settings because the phone won't boot). I'm able to get into TWRP so is there a way to enable bootloader unlocking using it?
tech_master said:
Hi everyone,
I was on Cyanogenmod and had disabled bootloader unlocking from development settings. After trying to update, I'm now stuck in recovery. While rebooting, the oneplus logo appears but later it just reboots to recovery. In fastboot, I can't flash anything because it says the bootloader is locked (I obviously can't fix that from settings because the phone won't boot). I'm able to get into TWRP so is there a way to enable bootloader unlocking using it?
Click to expand...
Click to collapse
Go to fastboot and boot into stock recovery, don't install. Just boot to recovery, command should be something like below.
fastboot boot recovery-name.img
If you can go to opx recovery, flash stock rom and see
tech_master said:
Hi everyone,
I was on Cyanogenmod and had disabled bootloader unlocking from development settings. After trying to update, I'm now stuck in recovery. While rebooting, the oneplus logo appears but later it just reboots to recovery. In fastboot, I can't flash anything because it says the bootloader is locked (I obviously can't fix that from settings because the phone won't boot). I'm able to get into TWRP so is there a way to enable bootloader unlocking using it?
Click to expand...
Click to collapse
Have you tried going through the steps for unlocking bootloader again?
Exodusche said:
Have you tried going through the steps for unlocking bootloader again?
Click to expand...
Click to collapse
That didn't work. Had to flash the stock rom, re-enable unlocking, unlock and flash.
tech_master said:
That didn't work. Had to flash the stock rom, re-enable unlocking, unlock and flash.
Click to expand...
Click to collapse
I have the same problem, stuck in recovery, can't unlock, but worse: For some reason I have Cyanogenmod recovery installed, not TWRP. Now, can't install any stock rom. Tried from SD card and by sideload, but it seems that it just doesnt "stick" to /system. So, I am stuck in recovery, can't install CM, and can't unlock, to install TWRP.
Any ideas, other than getting a new phone tomorrow morning?
Thanks
reebomber said:
I have the same problem, stuck in recovery, can't unlock, but worse: For some reason I have Cyanogenmod recovery installed, not TWRP. Now, can't install any stock rom. Tried from SD card and by sideload, but it seems that it just doesnt "stick" to /system. So, I am stuck in recovery, can't install CM, and can't unlock, to install TWRP.
Any ideas, other than getting a new phone tomorrow morning?
Thanks
Click to expand...
Click to collapse
Ah no. You'll probably need to find someone who can re-sign CM so that it'll flash.
Thanks for the answer, I have no idea how to do this, how is this done? I don't seem to find much info online...
Sent from my HUAWEI TAG-L21 using Tapatalk
reebomber said:
I have the same problem, stuck in recovery, can't unlock, but worse: For some reason I have Cyanogenmod recovery installed, not TWRP. Now, can't install any stock rom. Tried from SD card and by sideload, but it seems that it just doesnt "stick" to /system. So, I am stuck in recovery, can't install CM, and can't unlock, to install TWRP.
Any ideas, other than getting a new phone tomorrow morning?
Thanks
Click to expand...
Click to collapse
NO Need To Worry by following this procedure you are going to install stock recovery. first, you have to download this zip.
link - https://www.androidfilehost.com/?fid=24269982087019810
after downloading this zip copy and extract it on your desktop (PC or Laptop). now switch OFF your opx and connect it with your pc by pressing vol Up button, you will find that pc installing some drivers if it install the drivers then you are going right. now after connecting your opx to pc open the extracted folder and open "MsmDownloadTool V2.0" . on opening this you will see the list of attached devices (for ex. com device and if your device is not connected then it will show No device). If you your device is attached then you have to click on START Tab on left top corner. it takes 30 ~ 40 Sec to complete the whole process after that your opx restart with installed stock recovery. through this recovery you can flash H2OS and OOS. If you want to install TWRP first of all you have to install oos or H20s after flashing, you have to allow oem unlock in developer setting.
yuv93 said:
NO Need To Worry by following this procedure you are going to install stock recovery. first, you have to download this zip.
link - https://www.androidfilehost.com/?fid=24269982087019810
after downloading this zip copy and extract it on your desktop (PC or Laptop). now switch OFF your opx and connect it with your pc by pressing vol Up button, you will find that pc installing some drivers if it install the drivers then you are going right. now after connecting your opx to pc open the extracted folder and open "MsmDownloadTool V2.0" . on opening this you will see the list of attached devices (for ex. com device and if your device is not connected then it will show No device). If you your device is attached then you have to click on START Tab on left top corner. it takes 30 ~ 40 Sec to complete the whole process after that your opx restart with installed stock recovery. through this recovery you can flash H2OS and OOS. If you want to install TWRP first of all you have to install oos or H20s after flashing, you have to allow oem unlock in developer setting.
Click to expand...
Click to collapse
Thank you. I had tried this procedure previosuly, and didn't work. This time, since you insisted, I tried again, on another computer, and the phone was correctly detected, drivers installed and factory image installed on phone. I am happy again

Unable to install new recovery.

Hi,
My friend gave me this phone to update the rom, but I'm facing a problem. Device was rooted, recovery is installed, but some really old one - it doesn't even say what kind of recovery it is. So I read that I need to update to TWRP 2.8.4.0 rev.2. Tried flashing it with TWRP apk, but after choosing it and hitting install, it reboots and goes into old recovery and I can't install new TWRP. Then I tried installing it with this guide: http://rootoreviews.com/root-Lenovo-P780-install-twrp-custom-recovery , but I'm getting error: partition 'recovery' not support flash.
Lastly I tried with SP Flash Tools, but I can't install drivers. After holding red button 2 seconds and plugging cable there is no device unknown to install drivers or any kind of device looking like this phone.
Can anyone help ?
Thanks
gunlok said:
Hi,
My friend gave me this phone to update the rom, but I'm facing a problem. Device was rooted, recovery is installed, but some really old one - it doesn't even say what kind of recovery it is. So I read that I need to update to TWRP 2.8.4.0 rev.2. Tried flashing it with TWRP apk, but after choosing it and hitting install, it reboots and goes into old recovery and I can't install new TWRP. Then I tried installing it with this guide: http://rootoreviews.com/root-Lenovo-P780-install-twrp-custom-recovery , but I'm getting error: partition 'recovery' not support flash.
Lastly I tried with SP Flash Tools, but I can't install drivers. After holding red button 2 seconds and plugging cable there is no device unknown to install drivers or any kind of device looking like this phone.
Can anyone help ?
Thanks
Click to expand...
Click to collapse
Hi. I have read your message and you have to do this:
First Tutorial.
I see that you have installed allready one custom recovery.
1. Download TWRP from here: http://forum.xda-developers.com/lenovo-p780/help/rooting-tutorial-kitkat-t2835605
2. After download putt the zip file to your root of your internal memory
3. Reboot to your current recovery and install twrp
4. After install power down your phone.
5. Start your phone again with all buttons pressed: Power + Volume up and Volume down.
6. Go to TWRP and do a full backup of your current firmware.
7. After full backup you can install any custom firmware you want.
8. I reccomend latest MIUI from AndreyZO, Mirror 9.
9. Good luck. If you have other questions write here.
Seccond Tutorial
1. Look in this post: http://forum.xda-developers.com/lenovo-p780/help/rooting-tutorial-kitkat-t2835605
2. Download TWRP_v2.8.4.0 rev2 and read twice that tutorial
3. Go to this post and download SP Flash Tool: https://drive.google.com/drive/folders/0B_B98oK4DpK1S1l2bXRkTGxhVFk
4. Go to this post and download latest stock KITKAT and drivers: http://forum.xda-developers.com/lenovo-p780/development/p780-row-s226-flash-flashtool-t2909202
5. When you install the drivers in windows 8,10 you must disable driver signing. Look on youtube.
6. Now you must flash new system.
7. Unpack stock Kitkat firmware.
8. Unpack TWRP.
9. Go to firmware folder and delete recovery.img and replace with TWRP
10. Flash the firmware.
11. After flash boot at least once. If by any chance your phone is Lenovo P780 speed edition, after this flash will not start. This means that you need the latest preloader. Download it from here: http://forum.xda-developers.com/lenovo-p780/help/lenovo-p780-chineese-speed-version-t2874161
12. After flash reboot in recovery by powering off the phone and start with all buttons pressed: Power + Volume up and Volume down.
13. Now you have last stock firmware with custom recovery installed. Go to TWRP and do a full backup of your current firmware.
14. After full backup you can install any custom firmware you want.
15. I reccomend latest MIUI from AndreyZO, Mirror 9.
16. Good luck. If you have other questions write here.
Tried to flash from this weird recovery, but I get error - look at pic.
I didnt flash this recovery, it must've been flashed by seller in my country. It looks like he way buying chinese versions and then flashing modified rom with polish language (very poorly translated).
Problem with sp flash tools is, I cant install usb driver. When Im in download mode I get the sound that usb device has been plugged in and after 1 second i get the unplugging sound. There is no unknown device in Device Manager, do I am not able to update the driver :/
gunlok said:
Tried to flash from this weird recovery, but I get error - look at pic.
I didnt flash this recovery, it must've been flashed by seller in my country. It looks like he way buying chinese versions and then flashing modified rom with polish language (very poorly translated).
Problem with sp flash tools is, I cant install usb driver. When Im in download mode I get the sound that usb device has been plugged in and after 1 second i get the unplugging sound. There is no unknown device in Device Manager, do I am not able to update the driver :/
Click to expand...
Click to collapse
That one is stock recovery. Proceed with the seccond tutorial.
One more question before I try to flash, I got CN verision, u answered to me in different thread:
stympy said:
Hi. Your layout is CN.
Look if you have custom recovery TWRP Installed.
If you have TWRP installed you can go to this post and install latest MIUI MINOVO.
Good luck.
Click to expand...
Click to collapse
So is that ROW Kit Kat ok for me ?
Yes it is ok as base firmware.
After you flash and install TWRP, you can install any custom firmware.
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
Ehh now in SP flash tool I get this error... I followed all steps :/
gunlok said:
Ehh now in SP flash tool I get this error... I followed all steps :/
Click to expand...
Click to collapse
Try version 5 and see what happens.
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
gunlok said:
Ehh now in SP flash tool I get this error... I followed all steps :/
Click to expand...
Click to collapse
Did you have any success with SP Flash tool v5?
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
Hi,
Sorry for delay, wasn't at home during weekend. Im flashing right now, but I had to use "Format all + download", cause only download showed error: "PMT changed for the ROM it must be download". Now I can flash the ROW version of custom rom or CN ?
Hmm I have still stock recovery not TWRP, although I replaced it with TWRP. File size matches perfectly...
Ok, worked but I flashed it with ROW version of recovery, making backup at the moment.
Got an error installing minovo_NOTE_6.12.1_ROW.zip, couldn't boot into recovery after so I decided to flash via SP Flash Tools one more time. After that booted into recovery and once more I have stock recovery xD I'm in serious WTF mode right now
Hmm I think I screwed something. After booting Kit Kat it says "Invalid imei" :/ I guess I will have to restore with MTK droid tools ? Can you guide me through that ?
gunlok said:
Hi,
Sorry for delay, wasn't at home during weekend. Im flashing right now, but I had to use "Format all + download", cause only download showed error: "PMT changed for the ROM it must be download". Now I can flash the ROW version of custom rom or CN ?
Hmm I have still stock recovery not TWRP, although I replaced it with TWRP. File size matches perfectly...
Ok, worked but I flashed it with ROW version of recovery, making backup at the moment.
Got an error installing minovo_NOTE_6.12.1_ROW.zip, couldn't boot into recovery after so I decided to flash via SP Flash Tools one more time. After that booted into recovery and once more I have stock recovery xD I'm in serious WTF mode right now
Hmm I think I screwed something. After booting Kit Kat it says "Invalid imei" :/ I guess I will have to restore with MTK droid tools ? Can you guide me through that ?
Click to expand...
Click to collapse
Hi. Look on this location:
http://forum.xda-developers.com/showthread.php?t=3174563
Send from my Lenovo P1 Vibe Pro with 3 Gb of RAM and 32 Gb of Internal Storage.
Sorry for annoying you once again. When I try to flash anything in TWRP I get error "unable to mount /system". I read that it could mean that system partition might have incorrect file system. What is the standard one for p780?
It happens when I flash the stock KK with TWRP recovery, then I want to flash Superuser. I need superuser to use MTKdroidtools to restore IMEI.
My biggest problem is when I boot the Stock KK after flashing and power OFF, I can't boot to TWRP recovery. Instead it's booting stock recovery. Only way to to boot to TWRP or any custom recovery (tried CWM) is only after fresh flashing with SPflashtools, but I can't flash superuser. If I format /system I can install superuser (no error unable to mount /system), but I have no system to boot to use MTKdroidtools.
This phone is driving me crazy....
UPDATE:
Ok i managed to restore everything, thanks for help. Can't flash custorm rom still but im making different thread.

Cannot install TWRP on RNE-L22

I have tried installing through ADB and used the one provided by KingOfMezi. Have also tried the automated installation of CATUVA21. It always brings me to the Huawei eRecovery. I have unlocked bootloader, USB Debugging is on too.
First indicate which version are you in, Noughat or Oreo ??? I say so bcoz there are separate recoveries for
the 2 versions of Android available here @ XDA
Also indicate what happens when you try to flash the TWRP after fastboot command, does it say
FAILED or any error or it installs properly ? Send screenshot of your fastboot command and its result
themagicalmage22 said:
I have tried installing through ADB and used the one provided by KingOfMezi. Have also tried the automated installation of CATUVA21. It always brings me to the Huawei eRecovery. I have unlocked bootloader, USB Debugging is on too.
Click to expand...
Click to collapse
If i were you dont install twrp now. On huawei nova 2i because the device is new. Developers of twrp have some issue to backup all of the system data. So it is useless and remember you cant update OTA. I rooted and install twrp now i regret. Because stock roms and software update are hard to find. And you cant flash it so easy. Im just giving you an idea.

how to root doogee bl12000

Would anyone help me get root on doogee bl 12000? This is a version without a pro so this is a different topic than this one.
No kingoroot or framaroot programs work.
I have flashtoola and rom for this phone. I tried using adb to upload files with the 12000 pro doodge but there was always some error.
I also tried to upload files via flashtoola and recovery. However, without success.
Root Doogee BL12000
Hallo there. I'm trying to root my Bl12000. I've got a TWRP from twrp builder. It works, but whatever zip file I'm trying to install I always get "failed to mount data", invalid argument. The twrp also tells me, that there's bo OS installed, but there is. Phone is working fine after reboot. SuperSu can't be installed. Full wipe is not possible, also "failed to mount" and so on.
any help ?
Tia, Chris
I think it's the encryption. Any ideas how to remove it?
Installed twrp via fastboot and sp flash tool, but I can't boot phone into it. Searched dozens of sites, no success. Flashed the twrp again with sp flash tool and according to sp it was successful. I tried several ways to boot the phone into it afterwards, no luck
My goal is to root this phone only. I'm not very experienced so if anyone could please give me a hand here and tell me where or what I'm doing wrong, that'd would be great and much appreciated. Thanks.
Ok. If I flash the twrp with Sp flash tool and type "fastboot reboot" on the adb console, sending the command while I hold vol+ and power-, the phone boots into the twrp. Next time it will be gone, so I have to flash it again. Noticed that, done.
But all this is taking me nowhere, because the encryption still prevents me from installing any zip file or format a partition. Yuck ?
Root Bl12000
Since the SuperSu method took me nowhere I decided to try Magisk. And.......HURRAY !!!!!!.......it worked.....for a moment. Booted the patched boot.img and got superuser. But with the first reboot I got stuck in bootloop. Tried again, in case I missed something, but same ****.
IT WORKS !!!!! My mistake was to assume, that Magisk works the same way as rooting with SuperSu does. So after rooting with Magisk I tried to install root apps as I was used to, but Magisk does not work that way.
Well, it'll take me awhile to figure this out ?
Why does an app keep coming back on my phone after I have done factory reset?
Christian1968.Bolz said:
Hallo there. I'm trying to root my Bl12000. I've got a TWRP from twrp builder. It works, but whatever zip file I'm trying to install I always get "failed to mount data", invalid argument. The twrp also tells me, that there's bo OS installed, but there is. Phone is working fine after reboot. SuperSu can't be installed. Full wipe is not possible, also "failed to mount" and so on.
any help ?
Tia, Chris
I think it's the encryption. Any ideas how to remove it?
Installed twrp via fastboot and sp flash tool, but I can't boot phone into it. Searched dozens of sites, no success. Flashed the twrp again with sp flash tool and according to sp it was successful. I tried several ways to boot the phone into it afterwards, no luck
My goal is to root this phone only. I'm not very experienced so if anyone could please give me a hand here and tell me where or what I'm doing wrong, that'd would be great and much appreciated. Thanks.
Lucky Patcher 9Apps VidMate
Ok. If I flash the twrp with Sp flash tool and type "fastboot reboot" on the adb console, sending the command while I hold vol+ and power-, the phone boots into the twrp. Next time it will be gone, so I have to flash it again. Noticed that, done.
But all this is taking me nowhere, because the encryption still prevents me from installing any zip file or format a partition. Yuck
Click to expand...
Click to collapse
This Recovery is only supported for Doogee BL12000
You should have either PC or Laptop.
Make sure to charge your phone for at least 50%.
Download and install latest Doogee USB Drivers on your PC/Laptop [All Android USB Drivers]
Download the SP Flash Tool Software
VCOM driver: Download – Instal the VCOM Driver on your computer (still compatible with MT67xx phones)
Before flashing a custom recovery, you need to unlock the bootloader on Doogee BL12000
Take a full backup just in case if you need it later
TWRP+root bl 12000
joachim97 said:
Would anyone help me get root on doogee bl 12000? This is a version without a pro so this is a different topic than this one.
No kingoroot or framaroot programs work.
I have flashtoola and rom for this phone. I tried using adb to upload files with the 12000 pro doodge but there was always some error.
I also tried to upload files via flashtoola and recovery. However, without success.
Click to expand...
Click to collapse
On the forum 4pda can be found for bl 12000
TWRP+ROOT
when you install twrp formatting you can not do it, but immediately install magisk and reboot ...

I can no longer boot after flashing the de-rooted original ROM with TWRP

Hello,
A long time ago my brother has done something more stupid – had made root in Sony Xperia Z2 with TWRP, using the latest version of Sirius. As he has bought his new mobile phone, he has given me his old mobile phone, but he was not interested in formatting, de-rooting or fixing the bug of AudioFX, then I decided to work on my own. I made a lot of researches about how to fix the bug of AudioFX, so no luck.
As I wanted to de-root, I had to use my friend and sister's computers with Windows, using Kingo Root, because I am a Linux user, but no luck.
Then I downloaded the original and de-rooted image from TWRP, booted into TWRP mode, and flashed that image into Recovery. After, I could not boot any more. I tried to press power and Volume - and Volume +, but I could not boot either. I plugged the mobile phone into my laptop with Linux, but it was not recognised.
I read the following topics of XDA Developers, trying to train myself, but no luck:
1. Problem with TWRP 3.0.2 and encryption to solve boot loop
2.. [Q] Flashtool tool failed after amss_fsg.sin, can't flash phone
3. Downgrade to KitKat?
4. Unknown firmware, no boot, I can't flash
5. I can not flash!
6. Boot loop after flashing any ROM
7. To flash the recover Rebooting into TWRP recovery ... adb is not recognized
gusbemacbe said:
Hello,
A long time ago my brother has done something more stupid – had made root in Sony Xperia Z2 with TWRP, using the latest version of Sirius. As he has bought his new mobile phone, he has given me his old mobile phone, but he was not interested in formatting, de-rooting or fixing the bug of AudioFX, then I decided to work on my own. I made a lot of researches about how to fix the bug of AudioFX, so no luck.
As I wanted to de-root, I had to use my friend and sister's computers with Windows, using Kingo Root, because I am a Linux user, but no luck.
Then I downloaded the original and de-rooted image from TWRP, booted into TWRP mode, and flashed that image into Recovery. After, I could not boot any more. I tried to press power and Volume - and Volume +, but I could not boot either. I plugged the mobile phone into my laptop with Linux, but it was not recognised.
I read the following topics of XDA Developers, trying to train myself, but no luck:
1. Problem with TWRP 3.0.2 and encryption to solve boot loop
2.. [Q] Flashtool tool failed after amss_fsg.sin, can't flash phone
3. Downgrade to KitKat?
4. Unknown firmware, no boot, I can't flash
5. I can not flash!
6. Boot loop after flashing any ROM
7. To flash the recover Rebooting into TWRP recovery ... adb is not recognized
Click to expand...
Click to collapse
Sounds like you just soft bricked your device. ?
As far as i know it's easily fixable.
I might be able to help you out with few more info. ✌
Was it a 3G one or a LTE one ?
What rom were you on ?
A custom one or stock one ?
And what exactly do you want to achieve ? A stock rom with no root ? ?
In answer to Minato
Hello
~ Minato ~ said:
Sounds like you just soft bricked your device.
Was it a 3G one or a LTE one ?
Click to expand...
Click to collapse
It was a 3G.
~ Minato ~ said:
Sounds like you just soft bricked your device.
What rom were you on ?
Click to expand...
Click to collapse
It is custom. Android 8.1 TWRP Sirius with root.
~ Minato ~ said:
Sounds like you just soft bricked your device.
And what exactly do you want to achieve ? A stock rom with no root ? ?
Click to expand...
Click to collapse
An original ROM without root. I know a de-rooted and rooted Android 7 and 8 cause AudioFX bugs.
Can You still boot into twrp ?
If so did you try flashing a stock rom via a zip ?
Or you can use the fastboot but i won't be much of a help unless you have a windows pc ,i'm not familiar with Linux ?
In answer to Minato
~ Minato ~ said:
Can You still boot into twrp?
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Click to collapse
No
~ Minato ~ said:
Or you can use the fastboot but i won't be much of a help unless you have a windows pc, i'm not familiar with Linux.
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Click to collapse
As I can not boot into TWRP, it is impossible to use FastBoot, using Windows. I did it once.
gusbemacbe said:
No
As I can not boot into TWRP, it is impossible to use FastBoot, using Windows. I did it once.
Click to expand...
Click to collapse
Did you install the fastboot unsigned drivers as + ADB ?
Whole process should be something like this
Disable windows driver signature enforcement.
[URL="https://www.howtogeek.com/167723/how...igned-drivers/"][/URL]
Restart your pc or laptop.
Install ADB.
https://drive.google.com/open?id=0B0MKgCbUM0itSUhpUklCTFpzWkE&authuser=0
Install flashtool-0.9.18.6 with all the drivers.
(For some reason this is the most compatible one for Xperia Z2)
Then try flash twrp recovery using the flashtool. ✌

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