

Sudo /Applications/Install\ macOS\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ macOS\ Sierra.app Sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Sudo /Applications/Install\ macOS\ Mojave.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Sudo /Applications/Install\ macOS\ Catalina.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume Paste that entire command line from below at the Terminal's prompt: Choose the appropriate command line (begins with "sudo") depending upon what OS X installer you want. Open the Terminal in the Utilities' folder. Click on the Apply button and wait for the Done button to activate.Set the Format type to Mac OS Extended (Journaled.)

In the drop down panel set the partition scheme to GUID.

DISKMAKER X APP HOW TO
Second, read this How To outline for creating a bootable macOS installer. The Apple method is:įirst, review this introductory article: Create a bootable installer for macOS.
