Folks: Careful about the most recent update from Denon - it seems to brick the network functionality. From denon uk website
01.07.2020: Issue after latest FW update
Denon got aware that some users have experienced an issue with network connection after a recent update. In case your AVR doesn’t reconnect to the network after the latest firmware update, please follow the instructions given
here to recover your AVR.
We apologize for any inconvenience this may have caused and will inform you here, once this issue is solved.