If you are unable to locate each other directly, have both players check the servers list again after around 5 minutes of being around 5 minutes on the server together to refresh the list. First invite your friend to your game (by either using their email address or using the Steam / Xbox Live / Google Play username), then both players should agree on a server to play on together – either through LAN or host and connect directly via IP address. With no split-screen option for playing locally on one device, inviting friends online works best. Alternately, you may also force close the app. You can sign out of Minecraft PE by going to the skin selection screen and tap on “Sign Out”. How to Sign Out Of Xbox Live in Minecraft PE