If you see 900E → Sahara protocol error (loader didn't start). That's not timeout — different fix.
. While the error can look alarming, it often doesn't mean the flash failed completely; sometimes the device may still boot successfully into MIUI after the process hits the timeout. Primary Fixes for Mi Flash Timeout Switch USB Ports mi flash tool timeout error fixed
(back of the PC) rather than front-panel ports or hubs to ensure consistent power. Downgrade the Mi Flash Tool Version: If you see 900E → Sahara protocol error