Roon can't find audio devices after MacOS 27 update (ref#U7NB1F)

[Suedkiez (Just a fellow user like you)]

This has happened after macOS updates (and sometimes Roon updates) since Sequoia. See the post that is pinned at the top of the forum’s Support category:

Roon Server Can’t Find Audio Zones / macOS Sequoia Network Connectivity Issue Workaround

Hi everyone, We wanted to provide an update on the Local Network permissions issue described in this thread. Over the past year, our team has spent considerable time investigating whether Roon could detect or automatically recover from the state where macOS revokes or invalidates Local Network access. Unfortunately, after extensive testing and review, we’ve confirmed that this permission state cannot currently be reset or repaired by Roon itself. The Local Network permission system in newer v…