If the Projector or External Display is not detected click the "Detect Displays" button.
Set up External Display
- Select the "Arrangement" Button
- \L \ In the Extended Displays mode (when Mirror Displays is Unchecked) you can change the Primary display by dragging the white menu bar from one display to the other
- \L Check the "Mirror Displays" box if you want the same thing to show up on each display