MacBook Air with a Beamer connect the first projector to turn on
- Turn off your MacBook Air and connect all the cables. Depending on projector type you need the appropriate Adapter buy: MiniDP to VGA, MiniDP to DVI or MiniDP to HDMI.
- You must know whether the projector has a VGA connection, a DVI connection or HDMI input. For each of these connectivity options, you can purchase the appropriate Adapter.
- Then power on the MacBook Air.
- Now select the desired presentation or slideshow and you start. The image is automatically switched to the Beamer.
Read also, how to you on your Mac, take a Screenshot of.