Ensure your . If it was accidentally relocked or never unlocked, the flash will time out or fail immediately.
This communication error typically has multiple solutions. Ensure you are using a USB 2.0 port, have the correct drivers installed, are using a patched firehose loader for EDL mode, and have restarted the EDL process after a failure. Some users have had success by renaming the ROM folder to something simple or using a different computer entirely.
Cut and paste this folder directly into the (so the path looks like C:\xiaomi_rom ).
Follow this checklist to eliminate the most common causes of timeout errors. mi flash tool timeout error top
: Move from a front-facing USB 2.0 port to a rear USB 3.0 port on your PC, as front ports often lack stable power or data transmission. Always use the original or a high-quality USB data cable.
Do use the latest .EXE from random websites. Use the official stable build.
If the timeout persists, your phone’s Fastboot partition may be corrupted. Try: Ensure your
Load this new path into the Mi Flash Tool and try flashing again. 3. Reinstall Xiaomi Fastboot Drivers
: Bypass the Mi Flash GUI entirely by running the flashing script directly. Extract your Fastboot ROM. Open the ROM folder and locate flash_all.bat (or your preferred script). Put your phone in Fastboot mode and connect it to your PC. Right-click flash_all.bat and select Run as Administrator Shorten the File Path : Ensure your ROM folder is placed directly in the * drive (e.g., C:\miui_rom\
Put your phone into Fastboot mode and connect it to your PC. Ensure you are using a USB 2
If you are trying to flash a different region's ROM (e.g., Global to China), your bootloader remain unlocked. Never select "clean all and lock" when flashing across regions.
Flashing a of Android (downgrading) or a ROM not meant for your specific device code (e.g., "Xiaomi12" vs "Xiaomi12Pro") causes the handshake to timeout because the phone rejects the anti-rollback feature.