I want to play Minecraft with my friend in my world but it always says unable to join world on their screen [duplicate]
Solution 1:
This is going to require a bit more information.
1st - Make sure that both of you are signed in with a microsoft account on your devices. AND you are friends with each other.
2nd - Make sure to click the ‘edit’ (the pen icon) button before you open your world, select multiplayer and make sure all options are on.
3rd - Have your friend go to the ‘friends’ tab on their phone after a bit your world should appear, clicking/tapping this