@MojangSupport What does that mean "Your Realm will be updated soon. You might need an update." - Realms not working here on iOS/Android/Win

same here

Seems to be admin-related. My other 2 players have access to my Realm...

yep, exactly the same issue

Already tried resetting the Realm, changing different values as well as uploading a local world... no success.

just started working for me