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macOS Catalina features and installation guide
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![Solved]This Volume is Not Formatted as APFS on Mac](https://iboysoft.com/images/en-howto/this-volume-is-not-formatted-as-apfs/summary-this-volume-is-not-formatted-as-apfs.jpg "Solved]This Volume is Not Formatted as APFS on Mac")
Solved]This Volume is Not Formatted as APFS on Mac
Install Big Sur and Catalina in parallel without a partition »Sir Apfelot
How to Clean Install MacOS Catalina | OSXDaily
