Environment: Windows devices with multiple displays
Purpose: Change projection settings
If you have no icons showing on the projector screen from the computer you are in extended desktop mode.
To switch back so everything on the computer screen appears on the projector follow the steps below:
Hold the Windows key + P on the keyboard at the same time
A side menu will pop up on the computer screen.
Select "Duplicate". This will project on screen what is on the computer monitor.