If you're interested in exploring the patched Firehose file for Poco X3 Pro, you can search for links and discussions on:

no auth firehose file" on community forums like XDA Developers or specialized unbricking sites like DroidWin is the most reliable way to find current links. Implementation Steps: Unzip your downloaded Fastboot ROM.

Even if you find a "patched" file, it must match your device's specific hardware ID (e.g., 000a50e100720000 for SM8150) or the Sahara protocol will fail. Risk of Scam Links:

: Standard Xiaomi firehose files require an authorized Mi Account to flash firmware. A patched (or "no-auth") file is modified to skip this check, allowing users to flash stock ROMs freely. Where to Find the Link

(Official Poco X3 Pro groups by XDA)