Was posted on Reddit 2 hours ago for both an MSI B550 board and an Asus B550-E: https://www.reddit.com/r/Amd/comments/lhh5ek/usb_disconnect_problem_may_be_resolved/
Might just be selective data but worth trying if you previously had these issues and see how you get on. The fix seems to be in KB4601319
Might just be selective data but worth trying if you previously had these issues and see how you get on. The fix seems to be in KB4601319