Home / Mac Installer Disks Mac Installer Disks Showing all 7 results Mac OS X 10.11 El Capitan Installer Disk £14.95 Add to basket macOS 10.12 Sierra Installer Disk £14.95 Add to basket macOS 10.13 High Sierra Installer Disk £14.95 Add to basket macOS 10.14 Mojave Installer Disk £14.95 Add to basket macOS 10.15 Catalina Installer Disk £14.95 Add to basket macOS 11.01 Big Sur Installer Disk £14.95 Add to basket macOS Mojave Patcher Installer Disk £14.95 Add to basket