online co-op

I am currently trying to play on PC with my son who is playing on Steam Deck. We have played many times together before. Whenever he selects "co-op" it says "connecting to online services.." and doesn't do anything else.

Hello! 2 friends of mine and me are trying to make an online co-op new farm (not in an already existing one) but we run again and again into the same issue: a long "connecting" screen wich results in a "connection failed". Here's the list of things we've tried so far: -Each one of us being the...