Macos Big Sur Iso 2021 [ RECOMMENDED — 2026 ]

mv BigSur.iso.cdr BigSur.iso mv BigSur.iso ~/Desktop/

April 2026 (Retrospective look at the 2021 release) Target OS: macOS 11 Big Sur macos big sur iso 2021

: Attach your macOS_Big_Sur.iso to the virtual optical drive under a SATA Controller configuration. mv BigSur

Move the completed ISO file from your temporary folder to your desktop, and delete the leftover setup files. but follow the syntax carefully.

You will now execute a series of commands to create the ISO. Note: The commands below use specific paths and volume names; feel free to adjust them as needed, but follow the syntax carefully.