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MacBook Air / macOS Big Sur

The error is "An error occurred preparing the software update"

MacBook Air 13″, macOS 10.15

Posted on Feb 3, 2021 8:59 AM

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Question marked as Top-ranking reply

Posted on Feb 3, 2021 9:09 AM

Do you have 35.5 GB of available storage to begin the Big Sur upgrade?

2 replies

MacBook Air / macOS Big Sur

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