This workaround got me going again, if not permanently.I hadn't seen this post earlier, so I thought I point it out for other's benefit.

So, I guess I'm having the same problem?I used Airlink with my Quest3 fine earlier this week. Wanted to do some VR gaming today, fired it up again and it won't connect. My computer shows in the list, but it says 'not connected'. I wasted way too much...