Here you could configure Default Userlist Layout, Default Video Layout, Default Userlist Sort Order
Default Userlist Layout
It defines the default position of the userlist in the chat client, Left or Right.
Default Video Layout
It defines the video windows position, they can be dock at Left, Right, Bottom, Top or in a popup window.
Default Userlist sort order
It defines the default sort order of the userlist in the chat client, sort by user level, sort by A_Z, sort by Z_A, sort by Gender, sort by Video.
Related links:
Client Settings