Issue/Question
The laptop does not show my desktop on the projector screen when connecting it to the HDMI or VGA cable in a classroom
The projector will only display a blank Windows background
My laptop is stuck in extended mode
Environment
- Classroom
- Conference room
- Laptop
Cause
The laptop is set to Extended mode
Resolution
- On a Windows PC or laptop
- Press the key and P key at the same time
- From the menu choose Duplicate
- On a Mac laptop
- Go to System Preferences
- Choose Display
- Select the Arrangement tab
- Select Mirror Displays