A fix has been implemented. Some users might have to check for updates manually in the Sonos App: Settings -> System -> System Updates.
Posted Oct 05, 2023 - 13:17 UTC
Identified
We've identified a problem with YouSee Musik on Sonos and are working with them on a fix. You may not be able to sign in to your YouSee Musik account on Sonos until it’s resolved.