Below are the two legitimate methods to obtain it.
A (Disk Image) is a common macOS format for distributing software. However, Apple no longer directly provides standalone DMG files for full macOS installers. Instead, they use an InstallAssistant.pkg or the App Store installer.
: The most straightforward method. Search for "macOS Big Sur" in the App Store and click Macos Big Sur Dmg Download
Apple does not officially provide a standalone DMG file for macOS Big Sur. Instead, it distributes the operating system as an file from its servers or via the Mac App Store . Recommended Download Methods
Whether you are looking to downgrade from a newer macOS version, need to install the OS on a virtual machine (like VMWare or VirtualBox), or require a bootable installer for a Mac that lacks an internet connection, having the DMG file is essential. Below are the two legitimate methods to obtain it
Big Sur officially supports:
The easiest official method does not directly give you a .dmg file but an .app (application) bundle. You can then extract the DMG from this app. Instead, they use an InstallAssistant
Before diving into the download process, it is crucial to understand what a DMG file is and why you need it for this specific purpose.