Restart the Mac and go through the Setup Assistant procedure as if the Mac was new to create a new admin user account on the Mac, this will be an administrator account.Next enter the following command exactly as shown:.Enter the following command into the Terminal:.Pull down the ‘Utilities’ menu and choose “Terminal”.Select “Macintosh HD – Data” from the side bar and choose to “Mount” the Data drive.

At the macOS Utilities screen, open Disk Utility.For M1 Macs, choose “Options” at the boot menu that appears.Boot the Mac into Recovery Mode by restarting the Mac and holding down Command+R (Intel Macs) or the Power button (M1 Macs).This works with macOS Monterey and Big Sur, and earlier, for both M1 and Intel Macs. This process will involve booting into Recovery Mode to remove a setup file from the Mac, which allows the macOS setup assistant to run again, thereby allowing you to create a new admin account on the Mac. Missing Mac Admin Account? Create a New Admin Account in macOS Whatever the case, if the Mac does not have an administrator account available, here’s how you can add an admin account to macOS in macOS Monterey, Big Sur, and earlier.

How to change admin on macbook air