How to downgrade my macOS system?
how do i convert back to a previous OS system? I have Catalina now, since updating to it ive had problems. i need to get back to the Mojavi OS or High Sierra.
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Do you have a Time Machine backup to Restore to/from?
https://support.apple.com/guide/mac-help/revert-to-a-previous-macos-version-mh15216/10.14/mac/10.14
If not…
https://www.imore.com/how-downgrade-macos