Installing the OS on multiple machines without downloading it every time. Method 1: The Official Apple Route (Recommended)
The direct CDN URL for the final Big Sur 11.7.10 DMG (as of 2026) is often: http://swcdn.apple.com/content/downloads/.../InstallAssistant.pkg macos big sur dmg download exclusive
| Feature | Details | |---------|---------| | File Format | .dmg (Disk Image) | | File Size | ~12.5 GB | | Version | 11.7.10 (20G1420) | | Hosting | Fast CDN – Unlimited speed | | Availability | Limited-time exclusive link | Installing the OS on multiple machines without downloading
A DMG (Disk Image) file is a container file used by macOS to distribute software, including operating systems, applications, and other types of software. The DMG file for macOS Big Sur would allow users to create a bootable installer or directly install the operating system. to open the download page
to open the download page. Click "Get" to download the ~12.6 GB file. Terminal Command
: Reliable third-party databases like Mr. Macintosh provide direct links to the InstallAssistant.pkg stored on Apple's servers. Installation & Compatibility How to download macOS Big Sur
Installing the OS on multiple machines without downloading it every time. Method 1: The Official Apple Route (Recommended)
The direct CDN URL for the final Big Sur 11.7.10 DMG (as of 2026) is often: http://swcdn.apple.com/content/downloads/.../InstallAssistant.pkg
| Feature | Details | |---------|---------| | File Format | .dmg (Disk Image) | | File Size | ~12.5 GB | | Version | 11.7.10 (20G1420) | | Hosting | Fast CDN – Unlimited speed | | Availability | Limited-time exclusive link |
A DMG (Disk Image) file is a container file used by macOS to distribute software, including operating systems, applications, and other types of software. The DMG file for macOS Big Sur would allow users to create a bootable installer or directly install the operating system.
to open the download page. Click "Get" to download the ~12.6 GB file. Terminal Command
: Reliable third-party databases like Mr. Macintosh provide direct links to the InstallAssistant.pkg stored on Apple's servers. Installation & Compatibility How to download macOS Big Sur