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Performance test of macOS 11 Big Sur Beta 1 on unsupported Mid 2012 MacBook Pro (startup, shutdown) - YouTube
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iMac Late 2009 - Bluetooth and USB keyboard and mouse do not work on Big Sur installation screen · Issue #43 · barrykn/big-sur-micropatcher · GitHub
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How to install Big Sur to Mac Mini Late 2012 and other Catalina-capable machines | by Andrey Viktorov | Medium
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