i have the same problem, have contolled all my fhings and nothing works in webbroser now, have been working flawless for long time nog and now this
amazone prime - black screen
netflix - black screen
viaplay - black screen
Cmore - black screen
Hbo max - black screen
i have tried chrome and safari so far and same problem.
but if i remote the adaptor evryfing start to work as usal.