Just go ahead and it will let you create a new Administrator account. Don't worry, all of your pre-existing data is still available.

Your Mac will restart and you need to go through the entire setup process as if it was a brand new Mac.

When it stops, enter the following commands one by one. Your Mac will display the scrolling white text during bootup.

When you hear the startup chime, hold down the Command and S keys simultaneously to enter into single-user mode. This allows forgetful users to create a new admin account when they're locked out of Mac due to forgetting password. Single-user mode under Mac OS X gives you all root privileges without root password. Method 1: Reset Forgotten MacOS Mojave Password in Single-User Mode No need to use Mac installer disc or third-party software. Just boot your Mac into single-user mode or recovery mode, you can either create a new admin account or reset lost password of any existing account.

Mac doesn't make password recovery as difficult as Windows does. Type “resetpassword” in the terminal window.Forgot your Mac's login password? How do I reset lost admin password without Mac OS X installer disc? If you can't sign in to another Admin account, here are several approaches you can take for resetting your forgotten MacOS Mojave password, without reinstalling.Go to the Apple Menu at the top and click Utilities.While it is restarting, press and hold the Command + R keys until you see the Apple logo.What if you forgot your administrator password Mac? You may see a screen asking you to choose a language.It will take a while for the Mac to start up in this mode.Immediately hold down the Command + R keys until you see an Apple logo or spinning globe.Click the Apple logo at the top left of the screen and select Restart.How to Reset MacBook Pro to Factory Settings without Password How do you hard reset a MacBook pro? How do I reset my MacBook pro to factory settings without admin password?.How do you unlock a Mac without the password?.How do I change administrator name and password on Mac?.How do I recover my administrator password?.How do I find out what my administrator password is?.How do I reset the administrator name on my Mac?.How do you remove administrator password on Mac?.How do I recover my administrator account on Mac?.How do I reset my MacBook Air to factory settings 2015?.How do you factory reset a locked MacBook?.How do I find my administrator name and password for Mac?.What if you forgot your administrator password Mac?.How do I reset my MacBook pro to factory settings without admin password?.

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