"cannot find file flash_all_lock.bat" typically occurs because the Mi Flash Tool is pointed to the wrong directory or the firmware wasn't extracted correctly. Quick Fixes Select the Correct Folder : Do not select the "images" folder. Instead, select the main extracted ROM folder (the one containing the folder and several Avoid Deep File Paths
The Fix:If you downloaded a ROM that doesn't include the locking script, or if you renamed files, the tool won't find the script. Switch the selection to "clean all" and try again. Most enthusiasts prefer "clean all" anyway to avoid accidentally relocking the bootloader on a regional ROM that doesn't match the device's origin. 2. Verify the ROM Type (Recovery vs. Fastboot) Mi Flash Tool only works with Fastboot ROMs. Recovery ROMs come in a .zip format. Fastboot ROMs come in a .tgz or .tar format.
At the bottom of the Mi Flash Tool interface, there are three options: "Clean all," "Save user data," and "Clean all and lock." mi flash error cannot find file flashalllockbat
The error "cannot find file flash_all_lock.bat" typically occurs because the Mi Flash Tool is looking for a specific script that is missing from the directory you selected. This is most often due to an incorrect folder path or using the wrong type of ROM. Most Common Causes
Xiaomi introduced ARB to prevent downgrading to older, vulnerable Android versions. If you lock the bootloader with an older ROM, ARB can hard-brick your device. To prevent user errors, Xiaomi stopped bundling flash_all_lock.bat in many new ROMs. "cannot find file flash_all_lock
Solution 2: Check the File Path
What is Mi Flash and what is flash_all_lock.bat? Switch the selection to "clean all" and try again
| ROM Type | File Extension | Contains flash_all_lock.bat? |
|----------|---------------|-------------------------------|
| Fastboot ROM | .tgz | ✅ Yes |
| Recovery ROM | .zip | ❌ No |
Long file paths or folders with spaces can confuse the tool. Move your extracted ROM folder directly to Ensure there are or special characters in the folder name (e.g., use C:\mi_rom\ instead of C:\Users\Desktop\New Folder\mi rom\ Check for "Double Extraction" Xiaomi ROMs often come in a When you extract a file, it often results in another extract the .tar file as well to get the final folder containing the flash scripts (like flash_all_lock.bat Verify the Flashing Mode Selection