Big problem after flashing MIUI 11 - Xiaomi Poco X2 Questions & Answers

After I ended up in a bootloop from installing a custom rom, I followed em_mih 's tutorial on unbricking the phone, and now I may have even more trouble.
The phone shows the "Poco" logo, then goes to the default recovery, where it shows in red at the bottom: "This MIUI version cannot be installed on ths device".
I tried reflashing the more recent MIUI 12 via the MiFlashTool, but it gave me an error that says that "Erase is not allowed in Lock State".
I then realise that I forgot to set it to "clean all" instead of "clean all and lock", which means the phone is now locked.
When trying to unlock the phone, it tells me to go into developer options and enable OEM Unlocking, which is not possible.
Does anyone know of a workaround, or has anyone had this problem before with the same/another device?
Thanks in advance

simonvdm132 said:
After I ended up in a bootloop from installing a custom rom, I followed em_mih 's tutorial on unbricking the phone, and now I may have even more trouble.
The phone shows the "Poco" logo, then goes to the default recovery, where it shows in red at the bottom: "This MIUI version cannot be installed on ths device".
I tried reflashing the more recent MIUI 12 via the MiFlashTool, but it gave me an error that says that "Erase is not allowed in Lock State".
I then realise that I forgot to set it to "clean all" instead of "clean all and lock", which means the phone is now locked.
When trying to unlock the phone, it tells me to go into developer options and enable OEM Unlocking, which is not possible.
Does anyone know of a workaround, or has anyone had this problem before with the same/another device?
Thanks in advance
Click to expand...
Click to collapse
Download fastboot rom for your device and flash with miflash

Hi, thanks for the quick reply. Unfortunately, I can't, because the bootloader is locked, unless there is something I am missing?

After reading up a bit more, I found out about the EDL connectors on the mainboard of the phone. If I can open up the phone, disconnect the battery and short those two connections, will I be able to flash MIUI?

Did you try to flash a rom with a locked bootloader? If you did you're in deep trouble. You can only get the phone restored at a xiaomi service center.
Sent from my Redmi Note 9S using Tapatalk
---------- Post added at 04:27 ---------- Previous post was at 04:26 ----------
simonvdm132 said:
After I ended up in a bootloop from installing a custom rom, I followed em_mih 's tutorial on unbricking the phone, and now I may have even more trouble.
The phone shows the "Poco" logo, then goes to the default recovery, where it shows in red at the bottom: "This MIUI version cannot be installed on ths device".
I tried reflashing the more recent MIUI 12 via the MiFlashTool, but it gave me an error that says that "Erase is not allowed in Lock State".
I then realise that I forgot to set it to "clean all" instead of "clean all and lock", which means the phone is now locked.
When trying to unlock the phone, it tells me to go into developer options and enable OEM Unlocking, which is not possible.
Does anyone know of a workaround, or has anyone had this problem before with the same/another device?
Thanks in advance
Click to expand...
Click to collapse
Did you try to flash a rom with a locked bootloader? If you did you're in deep trouble. You can only get the phone restored at a xiaomi service center.
Sent from my Redmi Note 9S using Tapatalk
Sent from my Redmi Note 9S using Tapatalk

Fixed by going into EDL mode and reflashing.

Related

[GUIDE] How to recover from OnePlus soft bricked?

I decided to write a guide on how to recover from a bricked OnePlus One. This is my first guide.
About me: I am a newbie on Android.However, the XDA community has taught me a lot about my Android phone for the first month of using it. That's right! I have only been using Android for less than one month so take this guide with a grain of salt. But if you happen to soft brick your One, this is the guide to turn to. I have created two mind-bending/heartbreaking/frightening scenarios that I have experienced. Though, resolved thanks to this community.
Note: This will wipe your phone!
Scenario 1:
Soft bricked, (CM gear keeps spinning but won't boot to lock screen)
Scenario 2: Updated kernel on a non-compatible firmware.
Soft bricked, screen on 1+ logo and won't boot to lock screen.
Solution:
1. Download the toolbox from: (Make sure you download your version)
http://forum.xda-developers.com/oneplus-one/development/toolbox-oneplus-one-toolbox-t2808987
2. Install the file.
3. Disconnect your OnePlus One from computer and power off your phone.
4. Go into Fastboot Mode (Volume Up + Power button) wait on vibrate
5. Plug in your OnePlus One.
6. Locate and open the OPO Toolbox.
7. Click Flash CM XNPH22R.
8. You should see command prompt open, just wait until it finishes doing it's thing.
9. Unplug and power off your phone.
10. Power ON your phone and wait until it prompts you re-setup your phone.
Congrats you have just fixed your phone from a soft brick. Simply follow the video from the link provided on step 1 to re-root your phone.
Note: If you have unlocked your bootloader, you do not need to unlock it again.
How to find out if you have unlocked bootloader:
1. Locate the folder where you installed the OPO Toolbox.
2. Hold Shift and right click on ANY white area within the folder.
3. Left click 'Open command window here'
4. Type:
fastboot oem device-info
If it returns True on tampered. Then you have unlocked your bootloader.
I hope this guide helps solve your soft-bricked problem. Good luck!
I suggest that a mod moves this to the General section
pandasa123 said:
I suggest that a mod moves this to the General section
Click to expand...
Click to collapse
Report the thread if you think its necessary.
Well I got this FAILED in the command line, and afterwards didnt got a re- setup...
what am I doing wrong here?:crying:
Digital Arm said:
Well I got this FAILED in the command line, and afterwards didnt got a re- setup...
what am I doing wrong here?:crying:
Click to expand...
Click to collapse
You don't have an unlocked bootloader.
Transmitted via Bacon
timmaaa said:
You don't have an unlocked bootloader.
Transmitted via Bacon
Click to expand...
Click to collapse
Thx got it:cyclops:
Scenario 2: Updated kernel on a non-compatible firmware.
Soft bricked, screen on 1+ logo and won't boot to lock screen.
Solution:
1. Download the toolbox from: (Make sure you download your version)
http://forum.xda-developers.com/oneplus-one/development/toolbox-oneplus-one-toolbox-t2808987
2. Install the file.
3. Disconnect your OnePlus One from computer and power off your phone.
4. Go into Fastboot Mode (Volume Up + Power button) wait on vibrate
5. Plug in your OnePlus One.
6. Locate and open the OPO Toolbox.
7. Click Flash CM XNPH22R.
8. You should see command prompt open, just wait until it finishes doing it's thing.
9. Unplug and power off your phone.
10. Power ON your phone and wait until it prompts you re-setup your phone.
Congrats you have just fixed your phone from a soft brick. Simply follow the video from the link provided on step 1 to re-root your phone.
Note: If you have unlocked your bootloader, you do not need to unlock it again.
Hi i am stuck in scenario 2...I did all a u said but i cant flash CM XNPH22R ...where do i find this file...i cant find it on my phone either ..pls help ??
Thank god for this thread omg, saved my life
Locked Bootloader
This didn't work...
My phone is Soft Bricked (oneplus logo freeze) locked bootoader and usb debuging is not enabled.
What can I do to fix it??
RiccoSuave said:
This didn't work...
My phone is Soft Bricked (oneplus logo freeze) locked bootoader and usb debuging is not enabled.
What can I do to fix it??
Click to expand...
Click to collapse
But why happened this ? Whats the last actions attempted to do with the phone before the brick?
Tecleado desde mi 1+1.
Champi12301 said:
But why happened this ? Whats the last actions attempted to do with the phone before the brick?
Tecleado desde mi 1+1.
Click to expand...
Click to collapse
I did an ota update and it went in to a boot-loop, so I went into fast-boot and accidentally locked the boot-loader.
I think I have to try to hard-brick it and try the hard-brick solution with the qualcom drivers.
RiccoSuave said:
I did an ota update and it went in to a boot-loop, so I went into fast-boot and accidentally locked the boot-loader.
I think I have to try to hard-brick it and try the hard-brick solution with the qualcom drivers.
Click to expand...
Click to collapse
Then first you need to unlock the bootloader via fastboot,but that action erases all data. I assume,if you modified the boot via fastboot, USB DEBUGGING is working,so after try to do the softbrick tutorial of the thread.
Tecleado desde mi 1+1.
how do i know which tool box version is mine ?
---------- Post added at 07:42 PM ---------- Previous post was at 07:26 PM ----------
i tried the fastboot method, i successfully run alll the commands but still stuck in the bootloop.
i even tried adb, but i cant go into recovery mode for my computer to detect it. The weird thing is i can easily go into the fastboot mode but for some reason i can go into recovery mode. i tried turning of the phone by holding power button too long and then vol down + power button, still no luck, now im stuck with 2 options,
1. the toolkit solution
2. the qualcom thingy. It's been two days without my opo, and i feel so lost ! PLS if anyone sees my comments plss respond to me PLS! i willl forever be grateful to you!
deanwinchester370 said:
how do i know which tool box version is mine ?
---------- Post added at 07:42 PM ---------- Previous post was at 07:26 PM ----------
i tried the fastboot method, i successfully run alll the commands but still stuck in the bootloop.
i even tried adb, but i cant go into recovery mode for my computer to detect it. The weird thing is i can easily go into the fastboot mode but for some reason i can go into recovery mode. i tried turning of the phone by holding power button too long and then vol down + power button, still no luck, now im stuck with 2 options,
1. the toolkit solution
2. the qualcom thingy. It's been two days without my opo, and i feel so lost ! PLS if anyone sees my comments plss respond to me PLS! i willl forever be grateful to you!
Click to expand...
Click to collapse
Did you find a solution ?
I'm facing the exact same issue on my OPO.
>> bootloader locked
>> no recovery
>> impossible to unlock the bootloader
>> OPO stuck at 1+ logo and keep rebooting agin and again and again...
....i think my OPO is dead T_T
Is it a way to force the bootloader unlock ?
Please HELP !!!
Didn't work for me
I'll give the background first as it might help. I long while back I did a manual upgrade to CM12s using the guide in this video "How to Install CM12S on OnePlus One - No Root or TWRP Required, No Data LOSS" from the oneplus exclusive Youtube channel.
It worked great no problems.
I recently I got the OTA update to CM13. There were several features I didn't like so I decided to go back. I repeated the process shown in the video but now my phone gets stuck on the CM logo screen and won't go past. I tried again but the same result. Then (I can see heads shaking, sorry) I tried a factory reset from the recovery screen, still the same goes past the 1+ logo but gets stuck at the CM logo. Then I found this guide, downloaded the toolbox but when I try to plash it says "fastboot is not recognized as an internal or external command.
Any ideas?
Found a link on one of the threads here that said a guide on Reddit was useful, that didn't work as well. I am trying.
All done
davmeva said:
I'll give the background first as it might help. I long while back I did a manual upgrade to CM12s using the guide in this video "How to Install CM12S on OnePlus One - No Root or TWRP Required, No Data LOSS" from the oneplus exclusive Youtube channel.
It worked great no problems.
I recently I got the OTA update to CM13. There were several features I didn't like so I decided to go back. I repeated the process shown in the video but now my phone gets stuck on the CM logo screen and won't go past. I tried again but the same result. Then (I can see heads shaking, sorry) I tried a factory reset from the recovery screen, still the same goes past the 1+ logo but gets stuck at the CM logo. Then I found this guide, downloaded the toolbox but when I try to plash it says "fastboot is not recognized as an internal or external command.
Any ideas?
Found a link on one of the threads here that said a guide on Reddit was useful, that didn't work as well. I am trying.
Click to expand...
Click to collapse
No one replied to this but never mind, took me two days but I now have a working phone. So you can call in the dogs, cheers
hi davmeva
did you fixed your oneplus one till now or not because i have also same situation here and no success till now .
i did by mistake all this stuff and now nothing work still same condition
if you got any solution please share it

Retard in need of Help. Weird problem with recovery of my OPO

Alright have read the first 30 pages of comments on http://forum.xda-developers.com/oneplus-one/development/mod-reset-unlock-tamper-bit-t2820912 and I starting to feel like I'm dumber then a brick.
Okay here is my problem: Just bought a used OPO with the classic boot logo loop error. I have tried to just simply Factory reset it (both Full and wipe cache) and it gives me E: failed to mount /cache (invalid argument) error. Then I googled it and most of the results said that I need to simply reinstall the software with adb. Okay got adb up and running and installed my phones drivers and booted into fastboot.
Then when I try to install it gave me "device not unlocked" error... Fine googled it tried "fastboot oem unlock" and it was still not unlocked.
Googled that and read the posts about tampered bits and after running the "fastboot oem device-info" It gives me "Device tampering: true" "Device unlocked: false" so damn.
Then I read the posts and tried to sideload OnePlusOne-BootUnlocker.zip (used the "apply update" in cyanogen recovery to get the ADB sideload) but it comes up with E: failed to mount /cache (invalid argument) and fails all the other things.
Have tried "fastboot boot recovery recovery.img" but that have the have a unlocked bootloader.
I'm abit lost ATM because I discovered that wile I can get fastboot and Sideload (from update) to show my device the normal adb can't see it when just being in the menu.
So if one of you could point me in the right way or if you got time guide me then I would be greatfull.
Regards Magnus/Mjallo
PS. Please don't burn me for asking
Can post pictures of the screen if it is needed
@Mjallo google "Bacon Toolkit."
Does literally all the things you are trying to do in a matter of a few clicks. Walks you through everything step by step.
h11wiscan said:
@Mjallo google "Bacon Toolkit."
Does literally all the things you are trying to do in a matter of a few clicks. Walks you through everything step by step.
Click to expand...
Click to collapse
Okay have played around with the program abit more and all it does is that same as me doing it in CMD.
I still have the problem with Device tampering and device unlock state. Where is the tools for fixing that?
Have tried to fix the cache but it still make the invalid argument.
might could fastboot flash official images to get the phone back to normal. you dont have to have bootloader unlocked to flash official boot images. you can go here https://cyngn.com/support and download the cm-13.1-ZNH2KAS254-bacon-signed-fastboot-d194f46bee.zip (scroll down to opo section) and/or go to http://forum.xda-developers.com/oneplus-one/general/guide-return-opo-to-100-stock-t2826541 and get the download and follow directions in that post to flash phone
Mjallo said:
Okay have played around with the program abit more and all it does is that same as me doing it in CMD.
I still have the problem with Device tampering and device unlock state. Where is the tools for fixing that?
Have tried to fix the cache but it still make the invalid argument.
Click to expand...
Click to collapse
Yeah idk then. Need more screenshots or info to help. Could be a million things.
-Are you using OEM USB cable?
-Did you install ALL drivers properly?
-Have you rebooted since installing ALL drivers?
-Have you tried using bacon toolkit on another computer? Sometimes simply switching computers can help.
-Did you try resetting phone to factory state using ABD/Bacon Toolkit?
-In Bacon Toolkit did you select the proper firmware and software version before attempting to use the program?
A few questions to ask yourself before we go further.
kenboyles72 said:
might could fastboot flash official images to get the phone back to normal. you dont have to have bootloader unlocked to flash official boot images. you can go here https://cyngn.com/support and download the cm-13.1-ZNH2KAS254-bacon-signed-fastboot-d194f46bee.zip (scroll down to opo section) and/or go to http://forum.xda-developers.com/oneplus-one/general/guide-return-opo-to-100-stock-t2826541 and get the download and follow directions in that post to flash phone
Click to expand...
Click to collapse
Have tried with both Normal Cyanogen and CyanogenMOD (that is what the bootlogo says on this phone) and both of them give the Device not unlocked error both on screen and in CMD
h11wiscan said:
Yeah idk then. Need more screenshots or info to help. Could be a million things.
-Are you using OEM USB cable?
-Did you install ALL drivers properly?
-Have you rebooted since installing ALL drivers?
-Have you tried using bacon toolkit on another computer? Sometimes simply switching computers can help.
-Did you try resetting phone to factory state using ABD/Bacon Toolkit?
-In Bacon Toolkit did you select the proper firmware and software version before attempting to use the program?
A few questions to ask yourself before we go further.
Click to expand...
Click to collapse
Okay I'm using the OEM cable (have tried both the one I got with this phone and the one I got with my Orginal OPO)
Have gone through the steps checking my drivers and they should be working and A OKAY, reboot and all.
Don't have access to another pc ATM but will look after the option.
Have tried all the option in Bacon toolkit to reset the phone to factory setting and non is working, tried to then use the recovery option to maybe get it to work that way but no dice. Have also tried sideloading both with Toolkit and with CMD and no luck their either. Took a picture of the screen when the sideload tries to work.
http://imgur.com/6L74N6J
The Firmware question is up in the air because I have never got it booted so I have no clue what firmware it has only hint that the boot screen is Cyanogen MOD READY and not just Cyanogen like on my other OPO
Hope it helps finding the problem
I super hard bricked my phone a while back, even lost a partition. I was finally able to get it back by flashing colorOS. took a few tries to get the program to recognize my phone, but finally got it flashed. The phone never booted all the way up with colorOs, but it fixed what needed fixed and I was then able to fastboot flash CM13, unlock bootloader and go from there. don't have that thread bookmarked, but it's here in the forums.
Edit: found thread http://forum.xda-developers.com/oneplus-one/general/guide-unbrick-oneplus-one-t3013732
kenboyles72 said:
I super hard bricked my phone a while back, even lost a partition. I was finally able to get it back by flashing colorOS. took a few tries to get the program to recognize my phone, but finally got it flashed. The phone never booted all the way up with colorOs, but it fixed what needed fixed and I was then able to fastboot flash CM13, unlock bootloader and go from there. don't have that thread bookmarked, but it's here in the forums.
Edit: found thread http://forum.xda-developers.com/oneplus-one/general/guide-unbrick-oneplus-one-t3013732
Click to expand...
Click to collapse
It sadly did not fix the problem it gives this problem and just stops working (need to close it in taskmanger) http://imgur.com/w1zOQFU.
Well the quest goes on
Mjallo said:
It sadly did not fix the problem it gives this problem and just stops working (need to close it in taskmanger) http://imgur.com/w1zOQFU.
Well the quest goes on
Click to expand...
Click to collapse
when you run the program, one of the columns should have a few random characters and "com" in it. if you dont see com in any of the columns, then the program is not seeing you phone. if you do see com, the click on that row and press start and it will show files being written in green showing progress. if phone is not being seen, follow that guide to the letter, specially if this is on a win7/8 machine. i will get my lappy out in a bit and give a few screenies on what it should look like, i wont actually flash my phone though.
kenboyles72 said:
when you run the program, one of the columns should have a few random characters and "com" in it. if you dont see com in any of the columns, then the program is not seeing you phone. if you do see com, the click on that row and press start and it will show files being written in green showing progress. if phone is not being seen, follow that guide to the letter, specially if this is on a win7/8 machine. i will get my lappy out in a bit and give a few screenies on what it should look like, i wont actually flash my phone though.
Click to expand...
Click to collapse
It sees it (you can see it in COM5 in the picture) and when the progress bar shows it just make a little green tip then just stops showing
are you running the program as administrator? right click on exe and select run as administrator? other than that, don't see why it's not flashing and I'm out of ideas, sorry.

[Solved] Possibly bricked, eRecovery not working

I wanted to flash a ROM, so I unlocked the bootloader and installed TWRP successfully. Then I downloaded the ROM, factory reset, format data, and installed the ROM. When the phone booted, it showed a black screen, and only the hardware buttons worked. I could lock the phone, and if I pressed the power button, it would "light up" the screen, but still black. Holding the power button gave me the power menu from the ROM I flashed (advanced boot options).
I did another factory reset and flashed the ROM again, and from thereon out, it never made it to the lock screen again.
I have attempted the eRecovery function, but it doesn't fix the issue either. The firmware downloads and is installed, but then it just boot loops for a couple times, then goes back to the screen suggesting a recovery operation.
Is this permanent now, or can it can still be salvaged?
Huawei Mate 9
Version: MHA-L29C567B190
*Edit:
The ROM I attempted to install was ROM-Aur-v1.5.
I had no ROM installed previously; phone was stock.
I did not manipulate the OEM info; all I did was unlock the bootloader with the unlock code I was given by the Huawei online site.
Solution:
Apparently, unlocking the bootloader several times seems to have solved the issue.
Once again, thanks to everyone who helped me out with this.
Which rom did you install.
What was the rom, which was installed before?
Did you change branding via manipulating oem info?
My device: Mate 9 supersu b156 Mediapad X2 GEM 701->703 B212 KangVIP (AJ mod)
use another Android phone download huaweifirmware finder on the google play ,select mha-l29c567,than select dns update,change your router dns,you can do erecovery after setup dns!
sweetjuice said:
use another Android phone download huaweifirmware finder on the google play ,select mha-l29c567,than select dns update,change your router dns,you can do erecovery after setup dns!
Click to expand...
Click to collapse
Thank you for your response. However, I tried it and it didn't work for me. I downloaded the app, checked the firmware was available, registered the update, changed my router DNS, and then attempted the eRecovery. It downloaded the package then installed it, but the same problem continues.
audioralf said:
Which rom did you install.
What was the rom, which was installed before?
Did you change branding via manipulating oem info?
My device: Mate 9 supersu b156 Mediapad X2 GEM 701->703 B212 KangVIP (AJ mod)
Click to expand...
Click to collapse
The ROM I attempted to install was ROM-Aur-v1.5.
I had no ROM installed previously; phone was stock.
I did not manipulate the OEM info; all I did was unlock the bootloader with the unlock code I was given by the Huawei online site.
Which stock? Model and firmware Version?
My device: Mate 9 supersu B190 Mediapad X2 GEM 701->703 B212 KangVIP (AJ mod)
you can install a full firmware with hwota method.
audioralf said:
Which stock? Model and firmware Version?
My device: Mate 9 supersu B190 Mediapad X2 GEM 701->703 B212 KangVIP (AJ mod)
Click to expand...
Click to collapse
Is this the information you're asking for?
Huawei Mate 9
Version: MHA-L29C567B910
I don't know how to get any other information (other than the IMEI and SN which are on the box), since I can't make it past the boot logo screen.
mavera said:
you can install a full firmware with hwota method.
Click to expand...
Click to collapse
How would I go about doing that? I can't take the phone past the boot logo screen; it just boot loops then goes to the eRecovery screen. And when I try that recovery method, it only gives me the option to download latest version over WiFi and install it. Which does not fix the problem.
cr33p3r1n1134 said:
How would I go about doing that? I can't take the phone past the boot logo screen; it just boot loops then goes to the eRecovery screen. And when I try that recovery method, it only gives me the option to download latest version over WiFi and install it. Which does not fix the problem.
Click to expand...
Click to collapse
https://forum.xda-developers.com/mate-9/how-to/guide-mate-9-flash-update-package-t3593108 use this guide. You can change your reg code as c432, c636 etc. Only you must know your unlock code.
mavera said:
https://forum.xda-developers.com/mate-9/how-to/guide-mate-9-flash-update-package-t3593108 use this guide. You can change your reg code as c432, c636 etc. Only you must know your unlock code.
Click to expand...
Click to collapse
Rebranding is not really necessary.
@OP
For MHA-L29C567B190 (you wrote B910 which I assume is incorrect), use:
http://update.hicloud.com:8180/TDS/data/files/p3/s15/G1356/g77/v84935/f2/full/update.zip
http://update.hicloud.com:8180/TDS/...35/f2/full/public/update_data_full_public.zip
http://update.hicloud.com:8180/TDS/.../v84935/f2/full/hw/usa/update_full_hw_usa.zip
I don't want to count my chickens before they hatch, but somehow it appears my phone is now working again. I did not rebrand nor update it. I simply unlocked the bootloader, AGAIN (which is what confuses me since I tried it before and it didn't work, at all). Regardless, I am not complaining!
I am not marking this thread as solved yet, just in case, but I will do so later on in the day if the phone continues working as before.
I want to thank all of you for your time and input, I really appreciate it.
Also, I'm never trying to flash anything on this phone again; I have learned my lesson. :/
cr33p3r1n1134 said:
I don't want to count my chickens before they hatch, but somehow it appears my phone is now working again. I did not rebrand nor update it. I simply unlocked the bootloader, AGAIN (which is what confuses me since I tried it before and it didn't work, at all). Regardless, I am not complaining!
I am not marking this thread as solved yet, just in case, but I will do so later on in the day if the phone continues working as before.
I want to thank all of you for your time and input, I really appreciate it.
Also, I'm never trying to flash anything on this phone again; I have learned my lesson. :/
Click to expand...
Click to collapse
Unlocking bootloader does a factory reset so that might be why it's working again
cr33p3r1n1134 said:
I wanted to flash a ROM, so I unlocked the bootloader and installed TWRP successfully. Then I downloaded the ROM, factory reset, format data, and installed the ROM. When the phone booted, it showed a black screen, and only the hardware buttons worked. I could lock the phone, and if I pressed the power button, it would "light up" the screen, but still black. Holding the power button gave me the power menu from the ROM I flashed (advanced boot options).
I did another factory reset and flashed the ROM again, and from thereon out, it never made it to the lock screen again.
I have attempted the eRecovery function, but it doesn't fix the issue either. The firmware downloads and is installed, but then it just boot loops for a couple times, then goes back to the screen suggesting a recovery operation.
Is this permanent now, or can it can still be salvaged?
Huawei Mate 9
Version: MHA-L29C567B190
*Edit:
The ROM I attempted to install was ROM-Aur-v1.5.
I had no ROM installed previously; phone was stock.
I did not manipulate the OEM info; all I did was unlock the bootloader with the unlock code I was given by the Huawei online site.
Solution:
Apparently, unlocking the bootloader several times seems to have solved the issue.
Once again, thanks to everyone who helped me out with this.
Click to expand...
Click to collapse
I know this is a really old thread, but this is happening to me too. How did you unlock the bootloader again? adb isn't recognizing my device? Any suggestions?
ji_mestone said:
I know this is a really old thread, but this is happening to me too. How did you unlock the bootloader again? adb isn't recognizing my device? Any suggestions?
Click to expand...
Click to collapse
Unfortunately, I do not remember the exact process I performed in order to unlock the bootloader the final time.
I remember I had to play a lot back and forth with adb and fastboot. Have you checked if fastboot recognizes your phone?
I believe that what I did was start from the very beginning; installing a recovery (I used TWRP). If fastboot recognizes your phone, and you are able to install a recovery, from there I'm pretty sure adb will recognize your phone and then you can unlock the bootloader.
I would recommend not trying anything fancy. Only recovery and bootloader.
I hope this answers your question and helps you out. Best of luck.
cr33p3r1n1134 said:
Unfortunately, I do not remember the exact process I performed in order to unlock the bootloader the final time.
I remember I had to play a lot back and forth with adb and fastboot. Have you checked if fastboot recognizes your phone?
I believe that what I did was start from the very beginning; installing a recovery (I used TWRP). If fastboot recognizes your phone, and you are able to install a recovery, from there I'm pretty sure adb will recognize your phone and then you can unlock the bootloader.
I would recommend not trying anything fancy. Only recovery and bootloader.
I hope this answers your question and helps you out. Best of luck.
Click to expand...
Click to collapse
Thanks for responding! I'm still at a loss two hours later.
Unfortunately USB debugging got turned off somewhere along the way, so ADB and fastboot aren't recognizing my phone. I can still access TWRP, but when I try adb sideload in TWRP is just says it's starting but keeps loading and nothing comes up and I get a message on my computer that says "the last USB device you connected to this computer malfunctioned, and Windows does not recognize it"
ji_mestone said:
Thanks for responding! I'm still at a loss two hours later.
Unfortunately USB debugging got turned off somewhere along the way, so ADB and fastboot aren't recognizing my phone. I can still access TWRP, but when I try adb sideload in TWRP is just says it's starting but keeps loading and nothing comes up and I get a message on my computer that says "the last USB device you connected to this computer malfunctioned, and Windows does not recognize it"
Click to expand...
Click to collapse
Yeah, the ADB sideload problem also happened to me. Eventually gave up on that.
I hope I'm allow to post links.
But here is a link to something I remember using.
http://www.makeuseof.com/tag/android-wont-connect-windows-adb-fix-it-three-steps/
Using those tools mentioned in that post helped me out. I had to do a lot of experimenting with that as well. Every time I connected and disconnected my phone from my computer, I checked which were the references that needed deleting, then deleted them. It was tedious, but I'm not expert, so maybe I took the long way.
Maybe try using those tools?

Pixel 2 bricked?

Hi guys,
EDIT: Seems like i should have searched better before posting this. Just found https://forum.xda-developers.com/pixel-2/help/brick-t3897949. I'll come back if i dont find anythign there...
EDIT 2: https://forum.xda-developers.com/showpost.php?p=79137071 was the solution. Just keep pressing the power button (even if the device keeps trying to boot up) in fastboot. After like 20 times it tried to boot-up, i checked 'fastboot devices' and it actualy appeared. Then i was able to './flash-all.sh' the factory image!
i bought a Pixel 2 some days ago to get into AOSP development. I built a fresh AOSP using the "official" guide (No extras, vendor blobs from Google directly, ...).
After flashing system/vendor/boot it failed to boot. No big deal - just flash a factory image again - or not ... no devices available in fastboot. And it gets worse: It won't even show up in lsusb.
Sooooo, i think i bricked my brand-new Pixel 2. I can start in fastboot-mode (Actually it starts in fastboot-mode even when i'm plugging it in to charge), and it shows an error "ERROR: Slot Unbootable: Load Error".
- Fastboot starts but the device does not provide a USB-Interface
- Fastboot shows "ERROR: Slot Unbootable: Load Error"
- Unable to load the battery
- Recovery/Download-Mode not starting aswell
Is there anything i can do about this besides throwing it away? :crying: Any hints are appreciated.
Br,
Thomas
opthomas-prime said:
fastboot devices' and it appeared. Then i was able to './flash-all.sh' the factory image!
Click to expand...
Click to collapse
In "Device State: Locked" it wouldn't be possible to flash anything, right?
opthomas-prime said:
Just keep pressing the power button (even if the device keeps trying to boot up) in fastboot. After like 20 times it tried to boot-up, i checked 'fastboot devices' and it actualy appeared. Then i was able to './flash-all.sh' the factory image!
Click to expand...
Click to collapse
It worked! :angel: Thank you very much!
Thank you so much!!!!
SGH-i200 said:
In "Device State: Locked" it wouldn't be possible to flash anything, right?
Click to expand...
Click to collapse
Yes thats a good question are these phones bootloader locked that having been semi bricked and then used the power button to get it into fastboot that allows flashing? Ive seen this question asked and no one has said yes or no.
tmachovec said:
Yes thats a good question are these phones bootloader locked that having been semi bricked and then used the power button to get it into fastboot that allows flashing? Ive seen this question asked and no one has said yes or no.
Click to expand...
Click to collapse
SAME HERE! Someone must be able to answer yes or no right?
I've had the same thing with my walleye but it's bootloader unlocked so was able to flash a full factory image to restore it. If on a locked bootloader but you'd only be able to flash/sideload a full factory OTA image to try and rescue it (which I've no experience of trying)

Problem with installing a custom recovery (custom binary blocked by OEM lock)

I have bought a used Samsung S10e (SM-G970F/DS) it came with Android 12 and it was reseted.
My goal is to install iodeOS. Even if the iodeOS website says "Update the stock firmware to the latest" I considered the instructions from LineageOS and installed the latest Android 11 version, following this (https://iode.tech/en/iodeos-installation/#1629185391421-4cf1f5c8-d900) uninstall instructions.
After Android 11 was installed I enabled the developer options. OEM-Unlock was not available. Therefore I followed these instructions (https://www.xda-developers.com/fix-...y-s9-samsung-galaxy-s8-samsung-galaxy-note-8/) and the OEM-Unlock was available again.
Now it seemed that everything is ready to install iodeOS or LineageOS. Therefore I followed this instructions (https://wiki.lineageos.org/devices/beyond0lte/install). It worked fine until "Installing a cutom recovery using heimdall"
after the "heimdall flash --RECOVERY <recovery_filename>.img --no-reboot" command the S10e shows a bar which is filled from the left to the right and then it shows "Custom Binary (RECOVERY) Blocked By OEM Lock"
Now I have no clue what to do :-(
I would be glad for any help.
​
You need to unlock the bootloader. You've toggled the OEM Unlocking switch, so unlocking the bootloader is the next step.
Make sure you have the Samsung USB drivers installed on your PC.
Turn off your device.
While holding the Bixby and Volume Down buttons, connect your phone to your PC.
The device should start in Download Mode. Hold down Volume Up until you get a warning about unlocking the bootloader. Unlocking the bootloader will wipe your data. Click Volume Up to confirm.
Your device will wipe data, then reboot. At this point, you can reboot to download mode and flash a custom recovery using Odin or Heimdall.
Thanks a lot for all your help!
The problem was I entered the download mode by the adb command "adb reboot-bootloader" and this mode seems to be different to the one which can be accessed by pressing the keys.
Now everything worked fine
I have exactly the same problem here:
SM-A205G with OEM Unlock enabled
There is no unlock bootloader in the bootloader no option anymore
at least in the bootloder of this edition
And I suppose that if it is the bootloader that flashes everything, it is COMPLETELLY LOCKED, could be jailbroken by some new method, but until them... no option :sad:
V0latyle said:
You need to unlock the bootloader. You've toggled the OEM Unlocking switch, so unlocking the bootloader is the next step.
Make sure you have the Samsung USB drivers installed on your PC.
Turn off your device.
While holding the Bixby and Volume Down buttons, connect your phone to your PC.
The device should start in Download Mode. Hold down Volume Up until you get a warning about unlocking the bootloader. Unlocking the bootloader will wipe your data. Click Volume Up to confirm.
Your device will wipe data, then reboot. At this point, you can reboot to download mode and flash a custom recovery using Odin or Heimdall.
Click to expand...
Click to collapse
It seems that this <confirm> option in the bootloader is being removed by samsung, so... even if unlock oem is enabled... it will not work...
I can only reach the bootloader by going to recovery mode them selecting reboot bootloader, or by adb reboot bootloader, but it boots directly in download mode without the option to long-press volume up key
A flasher that doesn't flashes doesn't makes sense. Maybe samsung have hidden something new in there?...
Ok. I've found the solution
1 - Power the phone off
2 - Hold both volume up and down
3 - PLUG THE USB BUTTON WHILE YOU HOLD BOTH these buttons
4 - NO NEED TO PRESS POWER BUTTON
I guess this will work for all phones that don't have the option to start with power+down
Yes. A flasher that does not flash don't exists.
Good luck ! \o/
source:
HELP!!! Custom Binary (BOOT) Blocked By OEM Lock
Hi there, I've been having trouble rooting my Samsung Galaxy A20 - SM-A205GN for awhile now. I'm officially on Android Version 10 with One UI Version 2.0, I've followed the provided guide to root my device but it fails on Odin "all versions" when...
forum.xda-developers.com
wavedevice said:
Ok. I've found the solution
1 - Power the phone off
2 - Hold both volume up and down
3 - PLUG THE USB BUTTON WHILE YOU HOLD BOTH these buttons
4 - NO NEED TO PRESS POWER BUTTON
I guess this will work for all phones that don't have the option to start with power+down
Yes. A flasher that does not flash don't exists.
Good luck ! \o/
source:
HELP!!! Custom Binary (BOOT) Blocked By OEM Lock
Hi there, I've been having trouble rooting my Samsung Galaxy A20 - SM-A205GN for awhile now. I'm officially on Android Version 10 with One UI Version 2.0, I've followed the provided guide to root my device but it fails on Odin "all versions" when...
forum.xda-developers.com
Click to expand...
Click to collapse
Yes, you don't unlock the bootloader VIA the bootloader in Samsung phones.
so you know what happened? I accidentaly reset my phone! I have gone into download mode and there was additional choices: to unlock bootloader holt volup, so I did, then again to confirm unlocking press volup. I did so and then there was for a brief moment android logo and "erasing" and then after about 2 minutes of just Samsung logo phone restarted and asked me to perform setup as it was new! WTH? There was nothing mentioned about deletion
DaHansi said:
I have bought a used Samsung S10e (SM-G970F/DS) it came with Android 12 and it was reseted.
My goal is to install iodeOS. Even if the iodeOS website says "Update the stock firmware to the latest" I considered the instructions from LineageOS and installed the latest Android 11 version, following this (https://iode.tech/en/iodeos-installation/#1629185391421-4cf1f5c8-d900) uninstall instructions.
After Android 11 was installed I enabled the developer options. OEM-Unlock was not available. Therefore I followed these instructions (https://www.xda-developers.com/fix-...y-s9-samsung-galaxy-s8-samsung-galaxy-note-8/) and the OEM-Unlock was available again.
Now it seemed that everything is ready to install iodeOS or LineageOS. Therefore I followed this instructions (https://wiki.lineageos.org/devices/beyond0lte/install). It worked fine until "Installing a cutom recovery using heimdall"
after the "heimdall flash --RECOVERY <recovery_filename>.img --no-reboot" command the S10e shows a bar which is filled from the left to the right and then it shows "Custom Binary (RECOVERY) Blocked By OEM Lock"
Now I have no clue what to do :-(
I would be glad for any help.
​
Click to expand...
Click to collapse
I had the same problem on my samsung tab a10.1. That's why I had to flash the stock firmware 3 times. Every time I flashed twrp with odin, I got the error (custom binary blocked by oem lock).
I write what they should do in order.
1. Turn on the phone.
2. Open Developer mode
3. USB debugging mode - on
4. oem unlocking - on
5. then turn off the phone and disconnect from usb
6. Connect the phone to the PC with USB by holding down the volume up and volume down buttons at the same time. WITHOUT PRESSING THE POWER BUTTON
7. Press and hold the volume up button according to the instructions in the pop-up window.
oem unlocked
Sorry that, I had another problem. May I know how to unlock the OEM if my S10e phone can't turn on.
My device always on "samsung" display page, can't open to index. Do you know this issue? Expecting your reply.
Hi! I have the same issue on my Xiaomi Mi 11 Pro (It was Chinese) but it came unlocked with xiaomi.eu rom.
After i installed a global rom, and google wallet nfc pay did not work, so i thought okay i will lock it then so maybe wallet would accept it, (with the eu rom it worked before) so i put the device in fastboot and used fastboot oem lock on cmd...
And from then it stucks on miui recovery 5.0 screen, and says, this miui version can't be installed on this device...
I might not enabled oem unlocking before i shut if off, but i added it to my mi account so i dont know if after a week i can maybe unlock it. But i think the other possible solution would be to sideload the original chinese stock rom, which is for M2102K1AC, Mi 11 pro, codename mars, but i couldn't find it anywhere... If someone can upload a link to it, that would be a huge help! Or any idea! thx!
geraldmany said:
HI! i got a mi 11 pro 1 year ago, and it was offically chinese, but it came unlocked with Xiaomi.eu firmware, but i could't update it via the updater app, so i searched and found the global star version and just flashed it, everything worked, only now google pay nfc didnt work, it said that its probably because of the unlocked bootloader, so i got to fastboot and in cmd i sent fastboot oem lock, and since then my phone is stuck in miui recovery 5.0 screen and says that i cannot run this firmware on the device, i tried to unlock it but failed, maybe after a week, but i think that i didnt turn on oem unlocking on the phone itself before this... So im just hoping that after a week unlocking could be done... Or my other idea is, that i could install the original chinese rom with sideload, because i managed to install another global version on it since, but the result is still the same, the only problem is that i cannot find literally anywhere a mars codenamed firmware...
Click to expand...
Click to collapse
Anyone who might have the same situation, i found a simple, but effective solution, not sure if it works on every xiaomi device, but i will write down the steps here:
You need to use XiaomiADB, here is the download link and the description for how to use it -> https://xiaomiui.net/how-to-use-xiaomiadb-8044/ (if the page is not available, then feel free to msg me!)
For xiaomi adb, you need to go to 3rd option on the miui recovery screen, NOT THE FASTBOOT
So basically i went through the steps to “xiaomiadb sideload_miui <filename>”
And I tried to install a rom, BUT IT DIDNT ACCEPT IT!
The message was:
ERROR: This rom cannot be installed, server code -> 2001, server message -> Can't install unofficial rom
after trying 4 times all the same and: Installation of this rom via stock recovery is not allowed by Xiaomi
Says Installation failed, and then i just decided to download another rom so i PLUGGED OUT THE PHONE right after this, and went to another room to connect to wired network, to download and try a different rom... when i came back, to all my surprise, the phone was turned on, so i went to the setting dev ops and enabled bootloader unlocking, linked it to my account enabled adb and everything that is needed to flash another rom later, so then i rebooted and again, miui recovery 5.0 screen, but now i enabled unlocking, so i put the phone in fastboot, and tried MI UNLOCKER TOOL again, now it says: Please unlock 168 hours later. And do not add your account in MIUI again, otherwise you will wait from scratch.
So that means, after 7 days i wll be able to unlock it, until then, i can turn it on with the above method, in short try to sideload (copy and install) a rom to it, and then after it failed, plug it out and just wait like 10-20 maybe 30 seconds and bam your device is normally booted... I hope it helps to some of you, (i have been searching for the solution for almost a week, my other option was to pay someone who can MAYBE do it or send the phone back to china and pay the repairs, so im really happy with this method! If it helps to you, please reply so i and the others will know that it worked! Have a nice day!

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