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Level 1

4 points

How do I reinstall my operating system on MacBook Air

Posted on Jul 8, 2021 6:48 PM

Top-ranking reply

Level 8

35,302 points

Posted on Jul 8, 2021 7:23 PM

• How to reinstall macOS - Apple Support

(install options are shown in this article)

You might need to erase your disk first.

"The best way to restore your Mac to factory settings

Be sure to have/had good backups to include

the Mac's Time Machine and others too.

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