Updating to Big Sur

I am trying to update my 2013 MacBook Pro with Retina display to Big Sur but the download says it’s not available when I try to go through the App Store. Monterey is not compatible with my laptop. Is there another way to download Big Sur from Apple?

MacBook Pro 13″, macOS 10.15

Posted on Sep 9, 2022 12:17 PM

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12 replies

Sep 10, 2022 08:02 PM in response to dialabrain

This is what I got after copying that command in the terminal:


softwareupdate --fetch-full-installer --full-installer-version 11.6.8

Downloading and installing 11.6.8 installer

SUPreferenceManager: Failed to set object of class: __NSCFConstantString for key: LastRecommendedMajorOSBundleIdentifier with error: Error Domain=SUPreferenceManagerErrorDomain Code=1 "(null)"

SUPreferenceManager: Failed to set object of class: __NSCFConstantString for key: LastRecommendedMajorOSBundleIdentifier with error: Error Domain=SUPreferenceManagerErrorDomain Code=1 "(null)"

Install failed with error: Update not found 

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Updating to Big Sur

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