Help!!! Bricked device - OnePlus 6 Questions & Answers

I was trying to unroot I was on 9.0.4 and had magisk 17.1 and no twrp since i updated from 9.0.3 or whatever update was before. I factory reset and had no more root, and no twrp. I still had a unlocked bootloader so I went to adb and locked it and then it rebooted and gave me the red message "your device is corrupt and will not boot." it doesnt boot at all to anything not even recovery and I am just in fastboot. I tried MSMdownloadtool but it doesnt work. I am in windows test mode and tried but it would not show up on the msmdownloadtool. It doesnt connect. Also in adb it does not show up. Help me!!!!

it says bootloader is locked now in fastboot though i cannot boot in to anything

i just unlocked through fastboot so now im still stuck with just a unlocked bootloader

ChrisChris123 said:
i just unlocked through fastboot so now im still stuck with just a unlocked bootloader
Click to expand...
Click to collapse
install this - https://forum.xda-developers.com/oneplus-6/how-to/rom-stock-fastboot-roms-oneplus-6-t3796665

ChrisChris123 said:
i just unlocked through fastboot so now im still stuck with just a unlocked bootloader
Click to expand...
Click to collapse
Msm download should work now as well with your bootloader unlocked

ChrisChris123 said:
i just unlocked through fastboot so now im still stuck with just a unlocked bootloader
Click to expand...
Click to collapse
MSM download will work.
Just download appropriate Qualcomm drivers before proceeding.
Use Volume Up while connecting to PC.
MSM should detect the device connected in any of COM ports.

Just go to this thread https://forum.xda-developers.com/oneplus-6/how-to/tool-msmdownloadtool-v4-0-international-t3798892 and follow procedures to recover your phone just like how it is when you bought your device. Also, it will lock your bootloader.

Related

Nexus 5 stuck in bootloop

Hi. My Nexus 5 is stuck at the flying dots after Lollipop OTA update. Already try factory reset. Can´t connect to my Lap (running Windows 10) because it says in the device manager: Unknown USB Device (Device Descriptor Request Failed), so I can´t manually update the driver and can´t access it with ADB and Fastboot tool. The device has no USB debugging enabled. In the old computer where I used to connect the device and has the drivers installed says the same thing in device manager as my new laptop. Please help.
So you can't boot into fastboot using the button combination?
Hi. Thanks for your reply. I can boot into fastboot with the buttons. I entered in recovery mode and do a factory reset but still stuck at flying dots.
Is the bootloader unlocked?
audit13 said:
Is the bootloader unlocked?
Click to expand...
Click to collapse
No, is locked
Here'';s a test: boot into fastboot and unlock the bootloader, reboot the phone into fastboot and see if the bootloader remains unlocked. If it remains unlocked, try flashing a stock ROM since you already did the factory reset.
audit13 said:
Here'';s a test: boot into fastboot and unlock the bootloader, reboot the phone into fastboot and see if the bootloader remains unlocked. If it remains unlocked, try flashing a stock ROM since you already did the factory reset.
Click to expand...
Click to collapse
Is there a way to unlock the bootloader without using a PC?
Not sure as I gave always used a pc to unlock the bootloader.
Was the bootloader unlocked before and it happen to relock itself?
audit13 said:
Not sure as I gave always used a pc to unlock the bootloader.
Was the bootloader unlocked before and it happen to relock itself?
Click to expand...
Click to collapse
No, always locked. I only installed OTA updates.
OTA updates will always work with an unlocked bootloader as long as the phone is running a stock recovery and is not rooted.
I asked about the unlocked bootloader because a bootloader that relocks itself after being unlocked in a good indication that the motherboard's emmc is defective and the motherboard needs to be replaced.
audit13 said:
OTA updates will always work with an unlocked bootloader as long as the phone is running a stock recovery and is not rooted.
I asked about the unlocked bootloader because a bootloader that relocks itself after being unlocked in a good indication that the motherboard's emmc is defective and the motherboard needs to be replaced.
Click to expand...
Click to collapse
I never rooted or do anything to the phone, just OTA. Is dead anyway. Can´t do anything to fix it.
You don't have access to a computer to unlock the bootloader? I ask because an unlocked bootloader is required to flash a stock ROM.
audit13 said:
You don't have access to a computer to unlock the bootloader? I ask because an unlocked bootloader is required to flash a stock ROM.
Click to expand...
Click to collapse
I do but can´t do it. Is not detected in my laptop, my laptop send my an error that says that is not working properly and if I go to device manager it says: Unknown USB Device, and can´t update the driver. So is not detected in the minimal ADB tool and can´t unlock the bootloader.
Maybe try another computer, USB cable, USB port, or OS? Could the USB port be damaged?
audit13 said:
Maybe try another computer, USB cable, USB port, or OS? Could the USB port be damaged?
Click to expand...
Click to collapse
Turns out the micro USB port was damaged and that´s why any computer was able to recognize the Nexus. It was replaced. Now I fixed the persist partition problem and booting for the first time in Marshmallow . Thank you so much for your replies. Take care
Glad you got the phone working. We're all here to help.

OnePlus 3 relocking bootloader

I was installed with Twrp and had rooted my oneplus 3.
I unticked root access in supersu.
Booted to bootloader and typed on my pc in command prompt ,"Fastboot oem lock"
This gave a confirmation on my device,I confirmed locking.
And after that my device did not booted up.I managed to get in bootloader again as I was not even able to open the recovery and unlocked the bootloader once again by this my device booted up.
I flashed stock recovery and repeated the relocking process,this time I was able to open recovery also but no able to boot up.
I again unlocked the bootloader and installed twrp back turned my device up.
Then I unchecked oem unlocking under developer options.
Relocked the bootloader once again.
And now I am stuck at bootloader,not able to unlock it even this time as I turned off oem unlocking.
Now I can only open bootloader.
Please help!
hchawla98 said:
I was installed with Twrp and had rooted my oneplus 3.
I unticked root access in supersu.
Booted to bootloader and typed on my pc in command prompt ,"Fastboot oem lock"
This gave a confirmation on my device,I confirmed locking.
And after that my device did not booted up.I managed to get in bootloader again as I was not even able to open the recovery and unlocked the bootloader once again by this my device booted up.
I flashed stock recovery and repeated the relocking process,this time I was able to open recovery also but no able to boot up.
I again unlocked the bootloader and installed twrp back turned my device up.
Then I unchecked oem unlocking under developer options.
Relocked the bootloader once again.
And now I am stuck at bootloader,not able to unlock it even this time as I turned off oem unlocking.
Now I can only open bootloader.
Please help!
Click to expand...
Click to collapse
OEM locking a bootloader on a phone that was rooted is a big mistake.
You'll need to flash stock recovery, then flash the stock ROM via adb sideload.
Can be done with this tool http://forum.xda-developers.com/oneplus-3/development/toolkit-oneplus-3-toolkit-unlock-t3398799
Thanks for reply
Newyork! said:
OEM locking a bootloader on a phone that was rooted is a big mistake.
You'll need to flash stock recovery, then flash the stock ROM via adb sideload.
Can be done with this tool http://forum.xda-developers.com/oneplus-3/development/toolkit-oneplus-3-toolkit-unlock-t3398799
Click to expand...
Click to collapse
with that tool I was only able to wipe cache.
Nothing else is working
It says failed
hchawla98 said:
with that tool I was only able to wipe cache.
Nothing else is working
It says failed
Click to expand...
Click to collapse
Can you access stock recovery?
NO
Newyork! said:
Can you access stock recovery?
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Click to collapse
I can't access it as I am installed with TWRP Recovery as it is also not starting.

Nexus Stuck on Google Logo

Hello guys, I dont know whats happening with my Nexus 5 right now. Its stuck on Google logo which appears during restarting of the phone.
I have tried everything. I try to go into recovery it dosent work. I tried changing it to CWM from TWRP still it stays TWRP i get errors while flashing .bat files like (error: failure to write). Please help been stuck on this since past 72hours. Any help to resolve this issue is appreciated. Thanks :crying::crying::crying:
If the bootloader is unlocked, relock the bootloader and reboot into fastboot mode. If the bootloader unlocks itself, the internal memory is probably damaged. If the bootloader remains locked, unlock it and flash 4.4 using fastboot commands.
audit13 said:
If the bootloader is unlocked, relock the bootloader and reboot into fastboot mode. If the bootloader unlocks itself, the internal memory is probably damaged. If the bootloader remains locked, unlock it and flash 4.4 using fastboot commands.
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Click to collapse
OEM can be locked and unlocked. But the only problem now is i cannot override the previous partitions as there is an error "failed to write" i dont understand why is this happening this is also the reason i cannot get into my recovery as when i enter recovery it gets stuck for some reason.
audit13 said:
If the bootloader is unlocked, relock the bootloader and reboot into fastboot mode. If the bootloader unlocks itself, the internal memory is probably damaged. If the bootloader remains locked, unlock it and flash 4.4 using fastboot commands.
Click to expand...
Click to collapse
Also what does flash 4.4 mean? Sorry new to this!
audit13 said:
If the bootloader is unlocked, relock the bootloader and reboot into fastboot mode. If the bootloader unlocks itself, the internal memory is probably damaged. If the bootloader remains locked, unlock it and flash 4.4 using fastboot commands.
Click to expand...
Click to collapse
Also i tried to erase partitions manually but i always got an error as (remote: failed to erase partition)
Let's start with the bootloader.
Boot into fastboot mode, lock the bootloader, reboot into fastboot mode. Does the bootloader stay "locked" or does it go back to say "unlocked"?
audit13 said:
Let's start with the bootloader.
Boot into fastboot mode, lock the bootloader, reboot into fastboot mode. Does the bootloader stay "locked" or does it go back to say "unlocked"?
Click to expand...
Click to collapse
It goes back to unlocked
audit13 said:
Let's start with the bootloader.
Boot into fastboot mode, lock the bootloader, reboot into fastboot mode. Does the bootloader stay "locked" or does it go back to say "unlocked"?
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Click to collapse
Do you have discord or teamspeak or any other apps to chat directly?
NeXussssssssss said:
It goes back to unlocked
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Click to collapse
The internal memory may be damaged.
You might want to try this: https://forum.xda-developers.com/google-nexus-5/general/how-fixed-bricked-nexus-5-corrupted-t2903593
audit13 said:
The internal memory may be damaged.
You might want to try this: https://forum.xda-developers.com/google-nexus-5/general/how-fixed-bricked-nexus-5-corrupted-t2903593
Click to expand...
Click to collapse
I tried the 1st step by overwriting twrp with cwm dint work. Also ADB isnt connected. I tried to but just fastboot works.
I recommend flashing stock 4.4 using fastboot commands.
Stock ROMs are here: https://developers.google.com/android/images
audit13 said:
I recommend flashing stock 4.4 using fastboot commands.
Stock ROMs are here: https://developers.google.com/android/images
Click to expand...
Click to collapse
I tried flashing new roms it says failure to write to cache,boot,recovery everything fails!
There is no way to erase partitions as it fails!
I would say the internal memory is damaged and will require a motherboard change.

How to Remove Warning Bootloader Unlocked Message

Recently rooted my new Zenfone 7. Is it possible to remove Bootloader unlocked Warning message at the start up of the system? Thanks for an answer.
re-lock the bootloader
Boot into fastboot, then send this command from your pc.
fastboot oem asus-lock
how did you get root to work? I followed the instructions listed and it would not work for me.
I followed the instructions there: https://forum.xda-developers.com/t/recovery-official-twrp-for-asus-zenfone-7-series.4161719/ in fastboot mode you should update android drivers manually through device manager to get it work otherwise you'll get " waiting on device " error and it won't flash TWRP.
Is it possible to remove Bootloader unlocked warning without re-locking device though?
Jkm15 said:
I followed the instructions there: https://forum.xda-developers.com/t/recovery-official-twrp-for-asus-zenfone-7-series.4161719/ in fastboot mode you should update android drivers manually through device manager to get it work otherwise you'll get " waiting on device " error and it won't flash TWRP.
Click to expand...
Click to collapse
Getting TWRP on and working was fine. It was when I went and tried to flash Magisk that it kept causing a bootloop.
Jkm15 said:
Is it possible to remove Bootloader unlocked warning without re-locking device though?
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Click to collapse
Why? Unless you plan on overwriting TWRP, there is no benefit to having it unlocked all the time. TWRP will still work after it is re-locked. and you can unlock it again via the app anytime you need to update.
Joeb2000 said:
Getting TWRP on and working was fine. It was when I went and tried to flash Magisk that it kept causing a bootloop.
Why? Unless you plan on overwriting TWRP, there is no benefit to having it unlocked all the time. TWRP will still work after it is re-locked. and you can unlock it again via the app anytime you need to update.
Click to expand...
Click to collapse
Had locked bootloader on device with magisk. Result is fastboot loop =|
Same wish here. that warning screen is ugly....

relock bootloader but no OS help please

hello,
i did unlock the bootloader for my zenfone 7 pro
and installed twrp recovery then rooted via magisk
cuz I wanted voLTE but it didn't work for me so I wanted to be back to stock
I relock the phone using fastboot command
fastboot oem asus-lock
it did relock my phone
but there is no OS nor Recovery !
when I power my phone on the fastboot UI appears. even if I select recovery nothing changes. opens fastboot only
how to re install the firmware ? help plz
in case anyone has the same problem.
i did solve it by flashing the (raw) firmware via fastboot ( Flash_AFT method )
M-772007 said:
hello,
i did unlock the bootloader for my zenfone 7 pro
and installed twrp recovery then rooted via magisk
cuz I wanted voLTE but it didn't work for me so I wanted to be back to stock
I relock the phone using fastboot command
fastboot oem asus-lock
it did relock my phone
but there is no OS nor Recovery !
when I power my phone on the fastboot UI appears. even if I select recovery nothing changes. opens fastboot only
how to re install the firmware ? help plz
Click to expand...
Click to collapse
There are new guides on how to get volte if you want to try again.
[Guide] Easy method to Enable Volte (with root) on Tmobile and maybe other networks on Android 11 and maybe 10
So first you have to root. I used twrp and magisk. There are guides on how to do that you can find by searching around. Then once you do that, follow these directions, What I did was manually entered all of these setprop commands below, on the...
forum.xda-developers.com
This is one but there are others if you need the help.
After relock bootloader i can send phone to warranty?
I tried to relock the phone with the command "fastboot oem asus-lock", but it shows "waitting for any device" and my phone just sit there and do nothing..
Any other method to relock the Zenfone 7 pro?
M-772007 said:
hello,
i did unlock the bootloader for my zenfone 7 pro
and installed twrp recovery then rooted via magisk
cuz I wanted voLTE but it didn't work for me so I wanted to be back to stock
I relock the phone using fastboot command
fastboot oem asus-lock
it did relock my phone
but there is no OS nor Recovery !
when I power my phone on the fastboot UI appears. even if I select recovery nothing changes. opens fastboot only
how to re install the firmware ? help plz
Click to expand...
Click to collapse
I believe that relock is impossible and but to make the device recovery to installed status of stock rom keeping with unlock bootloader.
Please see my post. May make it help or not.
When I try to burn rom with TWRP, img burns but it doesn't start and zip gives an error and cannot burn.
When I first burned custom ROM (unofficial AEX), it did not start, so when I deleted the data from TWRP, it seems that I deleted things that should not be erased, so even if I burn it from the zip file, with the error message in the image below I...
forum.xda-developers.com

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