Overview All Macs with a Mini DisplayPort can connect to an external display or projector using an adapter. You can use the external display as your main workspace, set up extended display settings, or connect a projector and use mirror mode to give presentations while viewing your screen. With a Mini DisplayPort to VGA adapter, you can connect your Mac to standard analog monitors, projectors, and LCD displays that support VGA connectors or VGA cables. Please read the instruction manual or check with the monitor manufacturer to select the appropriate adapter. Specifications Connection Mini DisplayPort VGA System Requirements Compatible with Mac computers with Mini DisplayPort and Thunderbolt ports.