MacBook Air 2020 screen blinks when using Markup in Preview

whenever i use MarkUp Tool in Preview App to edit some of my PDFS, my macbook air 2020 screen starts kinda blinking. I have noticed this problem only when i use markup tool in Preview App.

Posted on Mar 19, 2026 8:36 PM

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MacBook Air 2020 screen blinks when using Markup in Preview

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