This error message () typically occurs when using Mi Flash Tool to flash a Fastboot ROM on a Xiaomi, Redmi, or POCO device. It means the flashing tool cannot locate the specific script file required to lock the bootloader after flashing.
Ensure you have the correct Fastboot ROM for your specific model. Check if flash_all.bat exists. mi flash error cannot find file flashalllockbat
fastboot getvar lock_state
"Think," he whispered. He navigated into the ROM folder. He saw flash_all.bat flash_all_except_storage.bat , and finally, the culprit: flash_all_lock.bat Then it clicked. He checked the "Cannot find file flashall_lock
Move the extracted firmware folder directly to the root of your C:\ drive. Long file paths or paths with spaces/special characters can cause recognition issues. If using Mi Flash, it will show “success”