How do you connect a MacBook Air to a projector?

How to connect your Mac to a projectorPlug your cord into the display output port on your Mac (Thunderbolt 3, USB-C. Connect the other end of the cord to either your projector directly or an adapter that converts the signal from your Mac to the correct input for the projector.Power your projector on.More items •21 Oct 2019

Why is my screen not showing on projector?

Computer Video Output PCs may need to have their video output display changed. If you are connected to the projector and you do not see the laptops image being displayed through the projector (but do see one on the laptops screen) this can be an indication that you need to change your output display.

How do I project my laptop screen to a wall without a projector?

More videos on YouTubeStep 1) Use The Right Box And Mirror. Step 2) Blackout The Interior For Better Image Quality. Step 3) Installing Your Lens Into The DIY Mobile Projector. Step 4) Design A Manual, Adjustable Focus For Your Phone Projector. Step 5) Install The Mirror In The Cardboard Phone Projector.More items •7 May 2021