Can you still text or FaceTime if you don’t have cellular on Apple Watch or phone but you have WiFi on Apple Watch?
Apple Watch
Yes, but it is FaceTime audio only and you have to be connected to a trusted WiFi connection or to your iPhone.
If you do not have cellular and you go somewhere that you don't have a trusted WiFi connection nor you iPhone you cannot use apps that require cloud data, maps (you won't be able to see any maps, text, email, make or receive calls, receive notifications.
What can’t you do on an Apple Watch with no cellular than with cellular?
Apple Watch “can you” question
