The Firmware Password Utility will load: be patient, as it loads slowly. In the Firmware Password Utility window, click New. In the Firmware Password Utility window, deselect Require password to start this computer from another source. Click OK. The Firmware Password Utility window displays text indicating that the changes will be implemented after a restart.
How to turn off a firmware password
Click Quit. Quit Command-Q the Installer. Choose Restart when prompted.
After restarting, firmware password protetion is disabled. Did you find this FAQ helpful?
How to automate setting a firmware password on Apple computers - TechRepublic
If your Mac requires a user password to log in, that password will still be required. The firmware password only comes into play if someone tries to avoid the normal boot process. The firmware password may be a good choice for portable Macs that can be easily lost or stolen, but it's generally not as important for desktop Macs that never leave home, or are located in a small office where all the users are well known.
Of course, you need to use your own criteria to decide whether you wish to turn on the firmware password. Apple provides a utility for enabling the firmware password option. You can now use your Mac as you normally would. You won't notice any difference in using your Mac unless you try to start your Mac using a keyboard shortcut. To test the firmware password, hold down the option key during startup.
You should be asked to supply the firmware password. To turn the firmware password option off, follow the instructions above, but this time, click Turn Off Firmware Password. You'll be asked to supply the firmware password. Once it's verified, the firmware password will be disabled. Share Pin Email. Tom Nelson has written hundreds of articles, tutorials, and reviews for Other World Computing and About.
He is the president of Coyote Moon, Inc. If you're running OS X The OS X installer will start up. Don't worry; we won't be installing anything, just using one of the installer's utilities. Select your language , and then click Continue or the arrow. Go to the Setting the Firmware Password section, below. If you're using OS X Keep holding the two keys until the Recovery HD desktop appears. From the Utilities menu, select Firmware Password Utility. The Firmware Password Utility window will open, informing you that turning on the firmware password will prevent your Mac from starting up from a different drive, CD, or DVD without a password.
Click Turn On Firmware Password. A drop-down sheet will ask you to supply a password, as well as to verify the password by entering it a second time.
Forgot a Mac Firmware Password? Don’t Panic, Here’s What To Do
Enter your password. Keep in mind that there is no method for recovering a lost firmware password, so be sure it's something you'll remember.
For a stronger password, we recommend including both letters and numbers. Click Set Password. The Firmware Password Utility window will change to say that password protection is enabled. Click Quit Firmware Password Utility. Restart your Mac.