BlueOS 3.0.0 released

That does rather beg the question of how they plan to fix it within the next 8 weeks (https://community.roonlabs.com/t/trouble-syncing-grouped-zones/55808/2)…

I’ll let others with more current Bluesound gear respond here. Suffice to say that the bug has been discussed for around 18 months and was acknowledged by Bluesound staff, on their own forum, around the beginning of the year (IIRC).