Q-Flash BIOS-Update with a GigaByte-B550-Mainboard

Q-Flash is a GigaByte-feature for updating the BIOS on a pristine motherboard.

This has to be done when combining a GigaByte B550 AORUS ELITE V2 with e.g. an AMD Ryzen 7 5800x CPU.

The problem

I wished to find a clear description on the website of GigaByte.
Even the file readme.txt (as part of the download) doesn't say anything about Q-Flash.
So i had to check out posts finding tons of them.

How it worked

I started with a download of the appropriate BIOS-Update for my mainboard, e.g B550 AORUS ELITE (rev. 1.0).

Then these steps have to be done: