After the last update, the Google Chrome player was not working anymore on the 4500 I sent them a message and that's what they said......

Customer Service (BuzzTV)

Nov. 22, 2021, 5:45 p.m. EST

Yes we're aware of this
Seems the DRM issue we fixed for apps like Disney +, caused videos in the web browser not to work.
We're working on fixing it.