softwareupdate --fetch-full-installer --full-installer-version 11.2.1 Use code with caution.
sudo /Applications/Install\ macOS\ Big\ Sur.app/Contents/Resources/createinstallmedia --volume /Volumes/BigSurTmp --nointeraction Use code with caution. Step 4: Detach the Volume macos big sur 1121 installer dmg
The specific release of 11.2.1 was historically significant due to its role as a "rescue" update. The Charging Crisis: macos big sur 1121 installer dmg
To install macOS Big Sur 11.2.1 using the .dmg file, follow these steps: macos big sur 1121 installer dmg
Wait 15–20 minutes. When you see Done. , you have a bootable Big Sur 11.2.1 installer.