Alternatively, you can also download the .dmg file directly from the Mac App Store:
This version addressed several critical issues present in earlier Big Sur releases: macos big sur 1121 installer dmg
Expected hash (if available from trusted sources) – (not official due to signing changes): e7a2c1b3f8d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8 Alternatively, you can also download the
