Howto unlock bootloader? - Sony Xperia 10 Questions & Answers

How can I unlock the bootloader? I followed instructions on the sony side but it doesn't seem to work:
(1) I went into the servie menu to check the status by dialling *#*#7374823#*#* -> Service info -> Configuration. It says: "Bootloader unlock allowed: Yes"
(2) While in the service info, I also wrote down both IMEI numbers (each 15 characters long)
(3) Aftwerwards I enabled dev options, allow usb-debugging and oem unlocking of bootloader
(4) I went to Sony's side to create the unlock code: https://developer.sony.com/develop/open-devices/get-started/unlock-bootloader/
(5) I did issue adb reboot bootloader, the phone rebooted and the notification led was blue
(6) then I entered the unlock code:
fastboot oem unlock 0x<insert your unlock code>
but only this error appeared:
FAILED (Write to device failed (Cannot send after transport endpoint shutdown))
fastboot: error: Command failed
Where did I go wrong?

Related

Unable to unlock bootloader. Failed (Remote: command not allowed) when executing

Fails when executing fastboot.exe -i 0x0fce oem unlock but fastboot.exe -i 0x0fce getvar version returns correctly and all other commands work
I'm not sure, but.. did you tick USB debugging?
maybe you are not allowed to unlock bl, dial *#*#4636#*#* and check

fastboot unlock FAILED

I'm trying to allow bootloader unlock but keep getting the error above. I've seen various posts on this in the past but am still stumped after doing the following :
- the phone is an xperia Z3 compact
- enabled Developer options
- enabled USB debugging
- allowed installation of apps from unknown sources
- set 'Install software' with USB Connectivity
- unlocked sim (network unlocked)
- received unlock code from Sony
- running software on Ubuntu linux
Commands I've run
=================
fastboot -i 0x0fce oem unlock 0xB9D9999DF99BDB9A
...
FAILED (remote: Command not allowed)
finished. total time: 0.003s
[email protected]:~# fastboot getvar version
version: 0.5
finished. total time: 0.002s
[email protected]:~# fastboot devices
YT9110A9BX fastboot
Anybody got any other ideas ? Thanks in advance.
I think the problem is that the setting of "Bootloader unlock allowed: No" can't be unset other than by Sony. I have contacted them but I'm not holding my breath.

Bootloader unlock FAILED!

Hey guys,
I requested my bootloader code and got a 14 (not 16) digits long code from Huawei.
The output of the "fastboot devices" in the "Minimal ADB and Fastboot"-Application gives me a serialnumber followed by "fastboot".
Now if I try to execute this "fastboot oem unlock <14 digits long bootloader code>" it gives me an error.
Is it possible that the code from Huawei is wrong?
"FAILED (status malformed (1 bytes))"
EDIT: Can someone move this? In Gerneral im wrong, sry.
EndCore94X said:
Hey guys,
I requested my bootloader code and got a 14 (not 16) digits long code from Huawei.
The output of the "fastboot devices" in the "Minimal ADB and Fastboot"-Application gives me a serialnumber followed by "fastboot".
Now if I try to execute this "fastboot oem unlock <14 digits long bootloader code>" it gives me an error.
Is it possible that the code from Huawei is wrong?
"FAILED (status malformed (1 bytes))"
EDIT: Can someone move this? In Gerneral im wrong, sry.
Click to expand...
Click to collapse
What ALE-LXX model do you have?

[FIX] fastboot: FAILED (remote: Command not allowed)

I recently came across this error when installing the latest MagicArrow ROM, here's how to fix it:
Go here: https://www.emui.com/en/unlock_detail
Register.
Insert details:
Product: HUAWEI GRA-L09
SN: S7M*************
IMEI: 8**************
Product ID: 6*******​Click 'Commit'
Your unlock code will appear, save it somewhere, copy it.
Unlock in fastboot:
Code:
fastboot oem unlock CODE
replace CODE with your unlock code.

Question 'fastboot oem unlock' failing with remote: 'unknown command'

I just got my OnePlus 10 Pro, and am trying to unlock the bootloader. I've enabled USB debugging, and enabled the option to allow the bootloader to be unlocked in the Developer Settings.
I ran `adb reboot bootloader`, then ran `fastboot devices` to confirm the phone was connected and visible.
When I try to run `fastboot oem unlock`, I get this response:
Code:
FAILED (remote: 'unknown command')
fastboot: error: Command failed
Fastboot version if necessary:
Code:
C:\Windows\system32>fastboot --version
fastboot version 33.0.2-8557947
Installed as C:\Program Files\Android Platform Tools\fastboot.exe
Thanks!
Fastboot flashing unlock
Awesome, thank you very much!

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