![]() ![]() To learn more or to find out how to select a level of Secure Boot security or External Boot security, see the Apple Support article About Startup Security Utility on a Mac with the Apple T2 Security Chip. ![]() Secure Boot (Mac models with a T2 chip only): Use this feature to make sure that your Mac starts up only from a legitimate, trusted operating system.Įxternal Boot (Mac models with a T2 chip only): Use this feature to control whether your Mac can start up from an external hard drive, thumb drive, or other external media. To learn more, see the Apple Support article Set a firmware password on your Mac. The Startup Security Utility provides these features:įirmware password protection: Use a firmware password to prevent anyone who doesn’t have the password from starting up your Mac from a disk other than your designated startup disk. On Mac computers without a T2 chip, the utility provides firmware password protection for computers that support use of a firmware password. On a Mac with an Apple T2 Security Chip, the Startup Security Utility provides firmware password protection, Secure Boot, and External Boot security features that give you control over how your Mac starts up. What is the Startup Security Utility on Mac? Linux is typically packaged in a Linux distribution.
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