Have you tried,
Download and save the current full driver pkg. direct from AMD driver site.
Then use DDU to uninstall drivers (I prefer the clean & shutdown option).
Then install driver from downloaded/saved pkg.
My PC- Ryzen 5 5600x, B550 aorus pro ac, Hyper 212 black, 2 x 16gb F4-3600c16dgtzn kit, NM790 2TB, Nitro+RX6900XT, RM850, Win.10 Pro., LC27G55T.