macOS Operating System Downloads
Older macOS versions stick around for good reason. Some office Macs never moved past Mojave. A few accounting tools we rely on still run best under High Sierra. This section holds clean torrent os x installer images you can burn to USB, along with combo updates that save re-downloading the full OS.
macOS Catalina
10.15.7 macOS 7.7 GB
macOS High Sierra
10.13.6 macOS 4.9 GB
macOS Mojave
10.14.6 macOS 5.6 GB
More about macOS
- macOS Catalina, Mojave, High Sierra — full installers
- Combo and delta updates for point releases
- Disk images ready for USB creation
Before you start, check which Mac model you are targeting. Not every installer boots on every machine, and Apple's firmware updates sometimes lock out older builds. A bootable backup of the current system is a sensible first step.
