Don't like to loose unlocked bootloader

[gartmann]

Finally I was able to unlock the bootloader. Now I don't like to loose this again. What is forbidden in this case?

Thanks

Gesendet von meinem POCOPHONE F1 mit Tapatalk

 

[ConradB]

Don´t flash Miui-Rom thru MiFlash with Option "clean all and lock" .

Example: https://www.xiaomigeek.com/wp-content/uploads/2017/07/mi-flash-tool-installtion-screenshot-5.jpg