: The official full installer (approx. 12GB) could be used to create bootable USB drives or custom ISOs, with versions like 11.2 available on archives like the Internet Archive .
Use the createinstallmedia tool on a Mac to convert the official App Store installer into a bootable ISO.
macOS Big Sur introduced a redesigned interface with softer colors, translucent elements, and more spacing, giving it a cleaner and more modern look. It also brought several key iOS features to the Mac for the first time, making the entire Apple ecosystem feel more cohesive.
# 1. Create an empty disk image (16GB is recommended for Big Sur) sudo hdiutil create -o /tmp/BigSur -size 16384m -volname BigSur -layout SPUD -fs HFS+J macos big sur iso 2021
Open the Terminal app and use the following commands. (Note: This process requires administrative privileges).
If downloading from App Store, use softwareupdate for better speed.
Each macOS includes the latest built-in apps available for that macOS, including Safari, Mail and Apple Music (formerly iTunes). * Apple Support macOS Big Sur - App Store - Apple : The official full installer (approx
: If you are running the virtual machine on a Windows PC with an AMD or Intel processor, you must inject a specific CPUID via your command prompt to bypass Apple's hardware check. Security Warning Regarding Third-Party Downloads
Released in late 2020 and updated throughout 2021, macOS Big Sur (version 11) marked a major shift in Apple's operating system, featuring a refined design, improved Safari performance, and support for Apple Silicon. While Apple provides the installer via the App Store, users often need a for clean installations on virtual machines like VMware Workstation or VirtualBox. Minimum System Requirements
If you get a "This copy of the Install macOS Big Sur application is damaged" error, open Utilities > Terminal from the installer menu. Type date 0101010116 and hit enter to set the date back (this is a common issue with expired certificates for older installers). macOS Big Sur introduced a redesigned interface with
Apple does not officially distribute macOS as an ISO file. Officially, Apple provides a .app file package via the Mac App Store. So, why is there such a demand for the ISO version?
Open App Store > Get macOS Big Sur . Wait for it to save to /Applications .