Whats video mirroring?
see answer to previous question Back to Top • Q: (mac) WIth video mirroring off, I’m having trouble moving the cursor around. A: With video mirroring off, your Mac treats the two screens as being part of a larger “virtual desktop”. The cursor will be on one of the two screens. To move it to the other screen, drag it past the edge of the screen. Which edge? Look at the “arrange” subpanel of the “Monitors” or “Monitors and Sound” control panel. There’ll be a little picture of how the screens are arranged. Back to Top • Q: How do I adjust the frequency for an external monitor (projector)? A: Some people have had problems hooking up Mac laptops to projectors at other institutions (where, often, the support people know nothing about Macs). It is sometimes suggested to try reducing the frequency of the monitor output. If you just use the control strip widget, only the “Recommended” settings for an external monitor will be shown. You need to open the Monitors control panel while the external
