“AMD continues to improve things with each release, and we’ve sent hardware to folks at Canonical for Ubuntu and Red Hat for Fedora to help speed along the process of having the out of the box experience with popular distros be smooth.”
not sure if that means they might become certified.
This is the correct answer. Stuff that isn’t there yet in general, some of this will be addressed in software updates and BIOS updates - regarding BIOS updates, we are hyper-actively working in this space to get everything dialed in. No, I have no ETA other than to suggest when we’re ready, it will be pinned in the forums and cross linked here.