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macOS Big Sur: Features, release date, how to install the beta, and everything else you need to know | Macworld
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Used Apple MacBook Pro 16" with Liquid Retina XDR Display, M1 Max Chip with 10-Core CPU and 32-Core GPU, 64GB Memory, 4TB SSD, Space Gray, Late 2021, OS:Bigsur Z14X000HR
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