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Why can't I upgrade from Catalina to Big Sur?

I need to update my software for school assignments and my MacBook pro 2015 currently uses Catalina. My laptop shows not updates available and when I try getting from System Preferences. I tried getting it from the App store and it says "update not found" :|

MacBook Pro 15″, macOS 10.15

Posted on Jun 14, 2021 9:46 PM

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3 replies

Jun 15, 2021 2:35 AM in response to Texas99

Do I have a Rescue Plan In-Place. This comprises having 3 Backups using 2 methods and 1 Off Site incase of Theft, Loss or Natural Disasters. A Time Machine Backup  is very useful and can be used to Revert to Previous Working macOS. For addition purposes - two Tested Bootable Clones each to separate external drives. This is insurance incase the upgrades goes sideways. At least one Tested Clone and / or Time Machine Backup should be Off - Site

Why can't I upgrade from Catalina to Big Sur?

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