Thanks @David-TP , I tested with both my iPhone 13 and MacBook (that had previously worked with the roaming mesh) and had the same issue. I tried power cycling the Decos and also resetting them...

I have a 3 Deco X20 mesh set up. My main deco is ~15m from one of the satellite decos. If I go out of range of the main deco (but still in range of the satellite) my devices lose signal (e.g. my...