MacOS: Projector is not showing the computer screen

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If you are unsure which OS you are running, see the article: What version of macOS do I have?

Mirror your screen

Select your Operating System (OS) version for detailed instructions:

Click the Control Center icon in the menu bar and click Screen Mirroring.
You'll see a list of devices that are available. Select the one where you would like to mirror your screen.

Option 1 - Click the Control Center icon in the menu bar and click Screen Mirroring.

Option 2 - Turn on Mirror in System Preferences

Go to Apple > System Preferences > Displays
Select Display settings, then click on Use as: and see if you can change the desired display to Mirror.

Option 1 - Keyboard shortcut to toggle mirroring: Command + F1

Option 2 - Turn on Mirror Displays in System Preferences

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