Hi guys!I try to relock my xt1925-1 but cmd says "(bootloader) Still require signed boot.img" and when i try to flash boot,img I get an error that say :fastboot flash boot boot.imgtarget reported max download size of 534773760 bytessending 'boot' (22528 KB)...OKAY [ 0.712s]writing 'boot'...(bootloader) Security version downgrade(bootloader) Image boot failed validation(bootloader) Preflash validation failedFAILED (remote failure)finished. total time: 0.977si dont know how...Read more