I finally solved my missing music and Music Libary problem
Music Library problem finally solved…… (for me)First of all, originally I couldn’t access my Music Library at all. I managed to solve this but then had the problem that once I could see my Music Library in the SONOS app (iPhone and desktop), it was showing as empty ie no music.If you can’t even access your music library at all then read this article, it might help but read the rest of my comments first: Adding a Music Library share | Sonos CommunityIf you need help creating a local account on your PC, this will help: How to create a Local account in Windows 11 - Microsoft CommunityIf you then have your Music Library showing but it’s empty (ie no songs, albums etc,,,) then this is what I did.My original music library was in my OneDrive folder under \Music\Music Library. This was shared through a local account I created named SONOS. Through this I could add and see my ‘Music Library’ in the SONOS app but it was empty ie no songs, albums etc.. showing. Sharing OneDrive, the Music folder