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Apple addresses macOS Big Sur upgrade issues impacting 2013 and 2014 MacBook Pro models | AppleInsider
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Apple MacBook Air (13-inch, Mid 2013) Silver, 8GB RAM, 128GB SSD MacOS Big Sur (11) Used (Grade B) - One Bite Technology - St. Albert
Apple MacBook Air Mid 2013 (A1465) - 11" macOS Big Sur, Intel I5, in Brandenburg - Eberswalde | Notebook gebraucht kaufen | eBay Kleinanzeigen
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Apple Offers Instructions on What to Do if macOS Big Sur Causes Installation Errors on 2013 and 2014 MacBook Pro - MacRumors
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