Once Primary computer and grid mode selection is complete, the default tab of the Multiplicity UI on the Primary computer is the Seamless connections menu.
(1) Enable seamless switching mode to allow adding computers to the connections grid
(2) Add computer as a Secondary computer for the Primary computer to connect to
(3) Configure the Setup grid size
(4) Add, remove, and select preset grid arrangements (Pro only)
(5) Select to enable advanced resolution aware grid mode (Pro only)