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How do I change the startup disk on my Mac Mini?
Change your startup disk for every startup
- On your Mac, choose Apple menu > System Preferences, then click Startup Disk. Open Startup Disk preferences for me. If the lock at the bottom left is locked , click it to unlock the preference pane.
- Click the icon of the disk you want to use, then click Restart.
How do I create a new T2 secure macOS boot from an external hard drive?
Change External Boot settings
- Open Startup Security Utility.
- Select ”Allow booting from external media.”
- If you want to select an external startup disk before restarting your Mac, quit Startup Security Utility, then choose Apple menu > Startup Disk.
How do I turn off safe boot on Mac?
From the menu bar, choose “Utilities” > “Startup Security Utility”. You will need to provide authentication via a Mac administrator username and password to proceed. Choose “No security”. This will disable secure boot.
Can a T2 Mac boot from an external drive?
By default, Macs with the T2 processor will not boot from an external drive. That’s fine, that’s even good, but it’s an inconvenience when you want to do it.
How can I tell if my Mac has a T2 chip?
Hold down the Option key as you select the Apple menu and where you normally see About this Mac, you’ll see System Information. Choose that and then in the window that appears, click on Controller in the left-hand list. If the Mac has a T2 chip, it will say so here.
How do I select the startup disk on my Mac mini?
If you’re using a Mac Mini, wait for the system indicator light to turn amber. When you see the available startup disks, select one, then click the Up arrow (on Mac) or Continue button (on Mac with Apple silicon.) The next time you restart your computer, it starts up from the disk selected as your startup disk in System Preferences.
How to allow a Mac to boot from an external disk?
To allow your Mac to use an external startup disk: Open Startup Security Utility. Select ”Allow booting from external media.”. Your Mac doesn’t support booting from network volumes, whether or not you allow booting from external media.