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Ishan Sharma

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Troubleshooting

Black Borders on Your External Display? Here’s the fix for macOS

Mac · January 14, 2018

If you see black borders on your external display and fonts are blurry, your overscan/underscan settings may be incorrect. It is easily fixable by going to Displays in System Preferences but the slider may be missing for monitors. Learn how to fix the issue if you don’t see the slider.

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