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Level 1

8 points

What should I do if the erase button in Disk Utility is not an active button

I am trying to erase my MacBook Pro. In Disk Utility the erase button is not active. What do I do to erase it?

MacBook Pro 13″, macOS 10.14

Posted on Apr 14, 2021 11:30 AM

Top-ranking reply

Level 10

132,595 points

Posted on Apr 14, 2021 12:57 PM

You can't cut off the branch you are standing on. MacOS, when loaded from the boot drive, can not erase the boot drive.

Use Internet Recovery, which leaves the drive completely free, but requires an Internet connection:

Command-Option-R

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