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macOS Catalina 10.15.2 released, may unofficially fix speaker pops and crackles in MacBook Pro - NotebookCheck.net News
Obsolete, Use OpenCore instead | What you need to do to make Catalina work with MacPro5,1 | MacRumors Forums
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Review: macOS Catalina 10.15 is what Apple promised the Mac could be, and is a crucial upgrade | AppleInsider
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