Worth to keep trying - I would say 20 attempts a reasonable amount of time - covers statistically hitting jackpot and bit of bad luck. If that doesn't work, something else may be at play.

I know 'nothing changed', but double check firewall on PC etc. etc. just incase of gremlins...

Meridian owner since 1992
Prime & PSU, Focal Elear headphones, Roon (ROCK 8Gi5 NUC), Explorer 1 & 2, F80. 200/203, various Sonos (via Roon).