[Q] "Fastboot oem unlock" Does nothing. - ONE Q&A, Help & Troubleshooting

I have owned this phone for about 5-6 months now and have never unlocked the bootloader. I know I probably should of done that when I got it but for some reason I have been able to flash TWRP, Root the phone, and install custom roms without wiping the phone no problem. I am currently on Paranoid Android 4.6 Beta 6 and TWRP 2.8 but I wanted to go back to CM11S, and I thought maybe it's time that I unlock the bootloader. I have installed the correct drivers and when I type "fastboot oem unlock", the Command Prompt said "finished in 0.06 seconds", I then rebooted and nothing happens. I also tried a Toolkit to unlock it but that didn't do anything either. Can anyone help? I don't want to Hard Brick my phone.
Thanks

It sounds like your bootloader is already unlocked.
Try running
fastboot oem device-info
to see what it says. Post your results here and somebody should be able to help you.

The right command is:
Code:
fastboot oem device-info
Transmitted via Bacon

check this
Matt7262 said:
I have owned this phone for about 5-6 months now and have never unlocked the bootloader. I know I probably should of done that when I got it but for some reason I have been able to flash TWRP, Root the phone, and install custom roms without wiping the phone no problem. I am currently on Paranoid Android 4.6 Beta 6 and TWRP 2.8 but I wanted to go back to CM11S, and I thought maybe it's time that I unlock the bootloader. I have installed the correct drivers and when I type "fastboot oem unlock", the Command Prompt said "finished in 0.06 seconds", I then rebooted and nothing happens. I also tried a Toolkit to unlock it but that didn't do anything either. Can anyone help? I don't want to Hard Brick my phone.
Thanks
Click to expand...
Click to collapse
hello ..
i have oneplus 64 that the Tampered was true and unlock false.
i have original recovery . that i cant run not signed zip
i tried everything even install coloros ( and its failed)
finaly after alot of hours the soultion very simple
1.install throw adb sideload the signed rom ... https://www.androidfilehost.com/?fid=95747613655046106
2. its take you to factory rom
3. after that u can unlock your oneplus with fastboot oem unlock
thanks

timmaaa said:
The right command is:
Code:
fastboot oem device-info
Click to expand...
Click to collapse
Thanks, edited to fix.

Related

Command "Fastboot OEM unlock" doesn't work

My phone "Oneplus One" is soft bricked. Currently there is no OS installed nor recovery. But, Fastboot is working.
So, I started to follow a guide to install CM 11s OS through fastboot. But, it gave an error "Failed: Remote- Device not unlocked cannot flash or erase".
So now its time to unlock OEM. SO, I used the command "Fastboot OEM unlock" Command got executed in 0.006sec and phone rebooted. Again tried to flash OS but it gives same error i.e. "Failed: Remote- Device not unlocked cannot flash or erase". Only if I could unlock OEM could flash the OS and be done with it. Any help would be appreciated.
leysaley said:
My phone "Oneplus One" is soft bricked. Currently there is no OS installed nor recovery. But, Fastboot is working.
So, I started to follow a guide to install CM 11s OS through fastboot. But, it gave an error "Failed: Remote- Device not unlocked cannot flash or erase".
So now its time to unlock OEM. SO, I used the command "Fastboot OEM unlock" Command got executed in 0.006sec and phone rebooted. Again tried to flash OS but it gives same error i.e. "Failed: Remote- Device not unlocked cannot flash or erase". Only if I could unlock OEM could flash the OS and be done with it. Any help would be appreciated.
Click to expand...
Click to collapse
I had the same problem as you and I resolved it using this
http://forum.xda-developers.com/oneplus-one/development/mod-reset-unlock-tamper-bit-t2820912
http://forum.xda-developers.com/oneplus-one/development/mod-reset-unlock-tamper-bit-t2820912
Not sure if that will help you at all but it's worth a shot. Maybe you could flash an already modified aboot from fastboot.
sayeef said:
I had the same problem as you and I resolved it using this
http://forum.xda-developers.com/oneplus-one/development/mod-reset-unlock-tamper-bit-t2820912
Click to expand...
Click to collapse
I don't know how to thank you. I send you warm regards from India. Love you dude.
leysaley said:
I don't know how to thank you. I send you warm regards from India. Love you dude.
Click to expand...
Click to collapse
lol np
I was panicking as well when it happened to me
sayeef said:
I had the same problem as you and I resolved it using this
http://forum.xda-developers.com/oneplus-one/development/mod-reset-unlock-tamper-bit-t2820912
Click to expand...
Click to collapse
I will bolster this claim as I had THE SAME EXACT PROBLEM and this tampered-fix, did it for me. Works wonders!

fastboot cannot unlock bootloader

Hi,
I got into a frustrating situation, I installed Oneplus OTA update after that phone is stuck in bootloop, only thing I can access is fastboot, after reading many articles, I found that unlocking bootloader can fix my problem.
But unlocking bootloader has become worst nightmare in OnePlus one, when I run # sudo fastboot oem unlock, it will reboot phone and goes into 1+ logo, then I reboot the phone again boot into bootloader and situation is still the same bootloader is still locked.
I also tried OnePlus toolkit, onplus toolbox and oneplus tool for linux, nothing is unlocking the bootloader.
Phone is not enabled for adb (debugging mode).
adb shows "offline" mode while phone in bootloop logo.
is there any way I can atleast force the phone to unlock boot, any help is appreciated?
I am a linux user, but I aslo tried in windows, samething.
Thanks
I think you need to sit down and re-read the guide on how to unlock your bootloader because you're not having a good understanding on what you're supposed to do.
http://forum.xda-developers.com/showthread.php?t=2788632 Read that thread and adjust accordingly to Linux unless you do it on a Windows-based machine.
zephiK said:
I think you need to sit down and re-read the guide on how to unlock your bootloader because you're not having a good understanding on what you're supposed to do.
http://forum.xda-developers.com/showthread.php?t=2788632 Read that thread and adjust accordingly to Linux unless you do it on a Windows-based machine.
Click to expand...
Click to collapse
Hi,
Thanks for reply, I have followed the complete guide to unlock bootloader, I updated the android sdk to the latest with android drivers.
Find the attachment how I have done that, but still the bootloader is locked.
In device status it shows that device temperted: true, is there any way I can change that to false using fastboot command?,
maybe that is the thing preventing me to unlock the bootloader.
Your help is appreciated.
Thanks
Dani
I only used 15 second adb installer on my PC for adb drivers. That way I don't copy paste files into SDK folder.
Anyways fastboot OEM device-info gives back tamper true and what is the other flag?
Make sure u don't put in typo like your op "ulock" lol fastboot OEM unlock should bring up wipe options on your phone :s
Sent From Bacon
ek69 said:
I only used 15 second adb installer on my PC for adb drivers. That way I don't copy paste files into SDK folder.
Anyways fastboot OEM device-info gives back tamper true and what is the other flag?
Make sure u don't put in typo like your op "ulock" lol fastboot OEM unlock should bring up wipe options on your phone :s
Sent From Bacon
Click to expand...
Click to collapse
Hi ek,
screen shots are attached with the reply to zephiK's message (all flags can been seen), however, fastboot oem unlock doesnt bring me wipe option (though I am ok to wipe).
Dani
After the fastboot OEM unlock command look at the phone, that is where the wipe stuff appears. Or it should.
Sent From Bacon

Please help ! Can't unlock bootloader : TWRP installed. NO OS. installed

Hi, I have a real problem with my one-week old oneplus one that I hope I can get some help with. I've spent two days trying to fix the problem with my phone and its totally baffling me.
I managed to unlock the bootloader and root the phone and install twrp and SuperSU using the Guide : https://forums.oneplus.net/threads/...oader-install-custom-recovery-and-root.64487/
I experimented flashing roms. Then I tried Oxygen but hated it. So I wanted to revert back to the factory rom and then upgrade to 11S. Since then I haven't been able to unlock the bootloader. I am using fastboot because I am running a macbook pro with Bootcamp which has a small partition and limited filespace. In fastboot, when I try to boot from recovery, it returns with
FAILED (remote: Device not unlocked cannot boot)
Whenever I try to unlock the bootloader, the oneplus reboots back into twrp before I can 'fastboot reboot'.
I've found this link http://forum.xda-developers.com/oneplus-one/development/mod-reset-unlock-tamper-bit-t2820912 this afternoon, downloaded the folder, but now have no idea how to use the script or where to put it?? I hope that this would unlock the bootloader?
Can anyone help me please??
Apologies in advance for being a NOOB. I'm upgrading from an iPhone 4S so please take pity on me !
dt00dmb2 said:
I managed to unlock the bootloader and root the phone and install twrp and SuperSU using the Guide : https://forums.oneplus.net/threads/...oader-install-custom-recovery-and-root.64487/
Click to expand...
Click to collapse
Type
fastbook oem device-info
This will show you if your bootloader is locked or not
waterdaan said:
Type
fastbook oem device-info
This will show you if your bootloader is locked or not
Click to expand...
Click to collapse
It says it is locked
dt00dmb2 said:
It says it is locked
Click to expand...
Click to collapse
What else does it say?
dt00dmb2 said:
Hi, I have a real problem with my one-week old oneplus one that I hope I can get some help with. I've spent two days trying to fix the problem with my phone and its totally baffling me.
I managed to unlock the bootloader and root the phone and install twrp and SuperSU using the Guide : https://forums.oneplus.net/threads/...oader-install-custom-recovery-and-root.64487/
I experimented flashing roms. Then I tried Oxygen but hated it. So I wanted to revert back to the factory rom and then upgrade to 11S. Since then I haven't been able to unlock the bootloader. I am using fastboot because I am running a macbook pro with Bootcamp which has a small partition and limited filespace. In fastboot, when I try to boot from recovery, it returns with
FAILED (remote: Device not unlocked cannot boot)
Whenever I try to unlock the bootloader, the oneplus reboots back into twrp before I can 'fastboot reboot'.
I've found this link http://forum.xda-developers.com/oneplus-one/development/mod-reset-unlock-tamper-bit-t2820912 this afternoon, downloaded the folder, but now have no idea how to use the script or where to put it?? I hope that this would unlock the bootloader?
Can anyone help me please??
Apologies in advance for being a NOOB. I'm upgrading from an iPhone 4S so please take pity on me !
Click to expand...
Click to collapse
All you need to do is download the OnePlusOne-BootUnlocker.zip file from the thread that you linked to, boot into TWRP and connect your phone to your PC, copy the zip to your phone, and flash it with TWRP, then your bootloader will be unlocked.
Transmitted via Bacon

Unable to Unlock Bootloader (help!)

I've tried online guides to unlock bootloader, but messed up in some point and now I'm stuck.
1st. Download indepth test and reboot to bootloader within the app.
2nd. Tried adb devices successfully
3rd. Fastboot oem unlock nor Fastboot flashing unlock run (output: fastboot oem unlock failed "remote unknown command")
4th. Decided to make a factory reset (just becase I had to make an stupid desition)
Now I can reboot into fastboot again, because in depth test app won't install anymore. Installer says "Installation failed -An app with the same signature has already been installed"
I've unsuccessfully tried to flash stock rom from recovery but thein depth test seems to be "installed" without front user interface, also fasboot reboot bootloader get stuck in waiting for any device.
Can someone have a solution I already tried anything that comes to my mind.
Thanks.
I was able to solve the problem installing extractly the same apk.
The "fastboot oem unlock" dont work for me
What work on me 5pro is "fastboot flashing unlock"
Then flash twrp and vbmeta
To relock bootloader "fastboot flashing lock"
Source https://forum.xda-developers.com/realme-5-pro/how-to/bootloader-unlock-tutorial-t3985003
Other, might helpful source:
https://forum.xda-developers.com/realme-5-pro/development/rom-pixel-experience-t4053357

[UNTESTED] Bootloader Unlock On Nokia 5.1 Plus

Hey guys,
I think I found a way to unlock the bootloader on the Nokia 5.1 Plus. I didn't do it yet, but can someone please try it and see if it works?
Instructions:
1. Boot into recovery. I made a guide on how to do that in case you don't know how. Here's the link:https://forum.xda-developers.com/nokia-x5/how-to/guide-how-to-access-recovery-global-t4054561
2. Select reboot to bootloader.
3. Run fastboot oem unlock from adb terminal and see if anything happens.
PS. Running adb reboot fastboot from pc doesn't work-the phone just restarts-but rebooting to bootloader option from recovery actually gets it to fastboot mode.
If it works please tell me in a reply.
BurningGrip3 said:
Hey guys,
I think I found a way to unlock the bootloader on the Nokia 5.1 Plus. I didn't do it yet, but can someone please try it and see if it works?
Instructions:
1. Boot into recovery. I made a guide on how to do that in case you don't know how. Here's the link:https://forum.xda-developers.com/nokia-x5/how-to/guide-how-to-access-recovery-global-t4054561
2. Select reboot to bootloader.
3. Run fastboot oem unlock from adb terminal and see if anything happens.
PS. Running adb reboot fastboot from pc doesn't work-the phone just restarts-but rebooting to bootloader option from recovery actually gets it to fastboot mode.
If it works please tell me in a reply.
Click to expand...
Click to collapse
any hero? (I'm afraid of running out of phone)
BurningGrip3 said:
Hey guys,
I think I found a way to unlock the bootloader on the Nokia 5.1 Plus. I didn't do it yet, but can someone please try it and see if it works?
Instructions:
1. Boot into recovery. I made a guide on how to do that in case you don't know how. Here's the link:https://forum.xda-developers.com/nokia-x5/how-to/guide-how-to-access-recovery-global-t4054561
2. Select reboot to bootloader.
3. Run fastboot oem unlock from adb terminal and see if anything happens.
PS. Running adb reboot fastboot from pc doesn't work-the phone just restarts-but rebooting to bootloader option from recovery actually gets it to fastboot mode.
If it works please tell me in a reply.
Click to expand...
Click to collapse
Hey don't post guides for other if you don't know what it means, You will get other people phones bricked.
FYI Nokia phones requires permission to unlock bootloader.
adb oem unlock doesn't work now a days for most of the phones as you know many companies has made rooting and changing roms difficult. (excluding OnePlus and Pixel).
BurningGrip3 said:
Hey guys,
I think I found a way to unlock the bootloader on the Nokia 5.1 Plus. I didn't do it yet, but can someone please try it and see if it works?
Instructions:
1. Boot into recovery. I made a guide on how to do that in case you don't know how. Here's the link:https://forum.xda-developers.com/nokia-x5/how-to/guide-how-to-access-recovery-global-t4054561
2. Select reboot to bootloader.
3. Run fastboot oem unlock from adb terminal and see if anything happens.
PS. Running adb reboot fastboot from pc doesn't work-the phone just restarts-but rebooting to bootloader option from recovery actually gets it to fastboot mode.
If it works please tell me in a reply.
Click to expand...
Click to collapse
For me it gave an error (FAILED (remote: unknown command)), where
Code:
fastboot flashing unlock
gave me an error on the device asking me if I wanted to unlock flashing or to cancel. I don't know if this helps anyone anything but it seems to have worked because if I run
Code:
fastboot flashing get_unlock_ability
I get the message (bootloader) unlock_ability = 1
BurningGrip3 said:
Hey guys,
I think I found a way to unlock the bootloader on the Nokia 5.1 Plus. I didn't do it yet, but can someone please try it and see if it works?
Instructions:
1. Boot into recovery. I made a guide on how to do that in case you don't know how. Here's the link:https://forum.xda-developers.com/nokia-x5/how-to/guide-how-to-access-recovery-global-t4054561
2. Select reboot to bootloader.
3. Run fastboot oem unlock from adb terminal and see if anything happens.
PS. Running adb reboot fastboot from pc doesn't work-the phone just restarts-but rebooting to bootloader option from recovery actually gets it to fastboot mode.
If it works please tell me in a reply.
Click to expand...
Click to collapse
No , you cant unlock the bootloader by this way for this device
Nokia 5.1 plus bootloader unlock use mtk universal V5 tool it's easy to use
Macc40 said:
Nokia 5.1 plus bootloader unlock use mtk universal V5 tool it's easy to use
Click to expand...
Click to collapse
Sure it will work with subject device?

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