On console you can't really join people who are on mobile devices when you try to connect to them sometimes it won't connect to them it will say outdated server or something like that my friend is having this problem I am too it just seems like you can't join people who are on phones please fix this bug this is a major bug because that means if your friend is away from there console then you will have to join them on a phone I have a friend right now that is a way with his stepmom or his normal mom and he has Minecraft on his phone so that means when I want to play with him or when he wants to play with me I have to join him on his phone and it doesn't work correctly like it says outdated server or something like that or disconnected from server and sometimes it will log you out by itself so please fix this thank you very much have a nice day.