
Das Ganze ist ziemlich schmerzfrei und mit ein. CD/DVD-Laufwerke verschwinden zunehmend von Computern und lassen USB-Speichergeräte als einzige Möglichkeit zum Reinstallieren eines Betriebssystems. This will bring up the Startup Manager on MacĮinen Mac von einem USB Stick booten.

Step 3: Hold the Power and Option key simultaneously for 15 seconds. This will make sure the Mac is powered off. Type or paste one of the following commands in Ter al, which is in the Utilities folder of your Applications folder.This will put your Mac into Recovery mode. In this situation, restart your Mac and hold down the Command + R keys when you see the Apple logo. Startup Security Utility: In certain cases where your Mac has the Apple T2 Security Chip (2018 and later devices), it may be your Startup Security Utility settings that are preventing you from booting from USB.If your Mac won't start from the US B bootable you can read the guide how to deal with it in the official Apple site here Follow the onscreen instructions to install macOS. Use Startup Disk preferences or Startup Manager to select U SB volume as the startup disk. To use the bootable installer on Mac, connect the volume containing the bootable installer to your Mac.

Next, you'll reboot your computer with the USB stick inserted into an empty port and hold the Option key down on your keyboard as your Mac starts, and boot from the USB stick you've created. The system will start the boot process off the USB drive. Select the USB drive as a startup disk when the option appears. Press and hold the Option (Alt) key on the keyboard when the computer starts. Here are the steps to boot Mac from the USB flash drive: Power on the system.Home Mac Terminal boot from USB How to Make Your Mac Boot from USB Driv
