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Level 1

4 points

I upgraded my OS to Big Sur, now my Quickbooks Desktop doesn't work, how do I go back to OS 10.15.7

I upgraded my OS to Big Sur, now my Quickbooks Desktop doesn't work, how do I go back to OS 10.15.7?

Current Pro Desktops

Posted on Dec 7, 2020 9:51 AM

Top-ranking reply

Level 10

91,507 points

Posted on Dec 7, 2020 10:16 AM

Boot into Recovery Mode and attach your Time Machine Backup and choose a time Before Big Sur and Restore from Backup.

Good Luck

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