Group permissions
Here you can assign global permissions to groups - user permissions, global moderator permissions and administrator permissions. User permissions include capabilities such as the use of avatars, sending private messages, et cetera; global moderator permissions such as approving posts, manage topics, manage bans, et cetera and lastly administrator permissions such as altering permissions, define custom BBCodes, manage forums, et cetera. Individual user permissions should only be changed in rare occasions, the preferred method is putting users in groups and assigning the group permissions.