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macOS Big Sur on the Mac App Store
macOS Big Sur - Wikipedia
macOS Big Sur is here - Apple
How to download and install macOS - Apple Support
macOS 11 Big Sur: features, supported Macs, everything we know
macOS Big Sur: What you need to know - Macworld
macOS Big Sur - Apple (BY)
Apple macOS Big Sur Review - PCMag
macOS Big Sur - Technical Specifications - Apple Support
What's New in macOS 11 Big Sur: Our Full Feature Roundup - WIRED