I understand you're looking for a feature related to a patched Firehose file for the Poco X3 Pro (vayu/bhima) to achieve "extra quality"—likely meaning more reliable, faster, or safer flashing/unbricking.
4PDA: A deep resource for technical Xiaomi guides and file mirrors. patched firehose file for poco x3 pro extra quality
Part 1: What is "Extra Quality" / Patched Firehose?
On Xiaomi devices, the standard Firehose file (
prog_emmc_firehose_Sdm899_y.mbnor similar) often has restrictions imposed by the manufacturer. I understand you're looking for a feature related