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Level 1

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Underscan on MacOS

The Underscan bar on my new M1 Mac mini is missing, how do I adjust the screen on my monitor without that?

Mac mini, macOS 11.4

Posted on Jul 26, 2021 7:53 PM

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Level 10

84,454 points

Posted on Jul 27, 2021 9:54 AM

Go to the TV’s Menu and try selecting a different (aspect ratio) or Screen Size.

Go to Apple > System Preferences > Displays > Resolution and try selecting a different display resolution.

You may have to adjust both, to find the sweet spot.

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Top-ranking reply

Level 10

84,454 points

Go to the TV’s Menu and try selecting a different (aspect ratio) or Screen Size.

Go to Apple > System Preferences > Displays > Resolution and try selecting a different display resolution.

You may have to adjust both, to find the sweet spot.

Level 10

84,454 points

What display and how is it connected to the Mac Mini?

Go to Apple > System Preferences > Displays > Resolution and select a different resolution.

Level 1

9 points

It’s a TV connection through HDMI

See if you can turn off Underscan in the TV's picture settings. Look for a setting such as 100%, Full Size, Pixel-to-Pixel ...

Underscan on MacOS