I cant unlock bootloader after relocking help me! HTC U11!

[MrLegend]

Greetings to all developers and members!

heres the code
C:\Windows\System32>fastboot oem unlock
...
(bootloader) [ERR] Command error !!!
OKAY [ 0.001s]
finished. total time: 0.003s

i tried in download mode and bootloader mode but its not working . please help im stuck as there is no firmware as well

 

[MrLegend]

anyone reply ps

 

[mustang7757]

Hello welcome to AC!
Have you checked XDA Forum? They will probably be the best place for this .