download big sur

The Age of this computer will Govern what newer version of macOS it will Qualify to install. Use About this Mac from the Apple Icon on Desktop - the required Information will be there.

macOS Big Sur 11 hardware requirements It this computer specifically List as Qualifying ?

Back up your data, check your applications for compatibility, click here, and if your MacBook Air model is listed in the Related Article above, then on the download link for Big Sur.

Catalina and newer won't run 32-bit software; download and use Go64 to scan for it. To look other programs up, click here.

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