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artemisImac Author

Level 1

4 points

i dont want mac big sur ,

i want install older mac os

i have mac big sur now .

please intereduce me to removing big sur and install same catalina

MacBook Pro 13″, macOS 10.15

Posted on Feb 14, 2021 11:03 PM

Top-ranking reply

PRP_53

Level 10

91,159 points

Posted on Feb 15, 2021 2:15 AM

How to Create a Bootable Installer from Apple Support document. Strongly suggest making a Time Machine Backup Before attempting. Also, do understand downgrading involves Erasing the Internal drive . . so everything will be gone 100% - all apps, music, videos etc.

In the above link and links in next page ALL Links must be opened only in Safari as FF / Chrome will No Work.

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i dont want mac big sur ,

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