: In your firmware's images folder, find the original firehose file and replace it with the patched version.
: This is often required on Windows to allow the flashing tool to communicate with the device. Are you currently trying to a device, or are you looking to the firmware? patched firehose file for poco x3 pro link
A patched Firehose .elf or .mbn file bypasses signature checks, allowing you to: : In your firmware's images folder, find the