How to get out of Online / Public mode

@MatTom195 

Here is a direct link to the XB1 game manual: 

https://eaassets-a.akamaihd.net/eahelp/manuals/pvz-garden-warfare-2-manual_Microsoft%20Xbox%20One_na.pdf

NOTE: All Plants vs. Zombies Garden Warfare 2 gameplay requires an Internet connection.

SOLO PLAY QUESTS
Quest Givers provide Solo Play Quests for both Plants and Zombies. They can be found throughout the Backyard Battleground. Completing them will unlock new Solo Play Quests, as well as new Quest Givers.

NOTE: Find your first Solo Play Quest by peeking behind the garage door...