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Why Am I Getting The Messahe 'This Disk Is Unreadable By This Computer?'

So many times a week I sit down at my MacBook Pro running macOS Monterey 12.6.3 and I have multiple notifications "This disk is unreadable by this computer." The problem is, I haven't inserted any disk or attached anything to warrant getting this. Does anyone have a solution for this?

Best Answered by

iBoysoft author Vain Rowe

Vain Rowe

Answered on Tuesday, August 5, 2025

Hi there, if you do not have external USB drives, SD cards, or other storage attached, check to see if you have any .dmg files that a program is attempting to open but can't. Another possible method you can take is to repair the hard drive in Disk Utility on Mac to check your internal storage devices and ensure they are operating as designed.

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