Come avviare Mac da altro disco?

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To boot your Mac with an Apple processor and access the startup options, follow these steps:


  1. If your Mac is already on, select Restart from the Apple menu or press the power button to turn it off and then back on.

  2. When you hear the startup sound, press and hold the Option key until the Startup Manager appears. This window will display various boot options, including macOS Recovery, booting from a different disk, starting in safe mode, and more.

To unlock an external Mac disk, follow these steps:

  1. Right-click on the external hard drive on your Mac computer and select Get Info.

  2. Choose the Sharing & Permissions section and click on the Authentication button.

  3. Select Ignore ownership on this volume.

To start a frozen iMac, follow these steps:

  1. Press and hold the power button for at least 10 seconds to turn off the Mac.

  2. Wait for a few seconds, then press the power button again to start the Mac.

  3. If the problem persists, continue holding the power button until the computer shuts down.

To restart a frozen computer, follow these steps:

  1. Press and hold the power button of your Mac computer until it shuts down.

  2. After a while, press the power button again to start the Mac.

  3. Please note that any unsaved changes in open documents may be lost.

To boot Mac from a USB drive, follow these steps:

  1. Press and hold the Option (Alt) key on the keyboard when starting the computer.

  2. Select the USB drive as the startup disk when the option appears.

To access the BIOS on a Mac computer running Mac OS X, use the following key combinations:

  • X: Does not work with Mac G5.
  • C: Boot from a CD.
  • N: Boot from a FireWire installation disk.
  • D, Alt, or Cmd with other key combinations such as V, S, or P.

To unlock a locked hard disk, follow these steps:

  1. Start the computer with a USB drive or DVD.

  2. Click Next.

  3. Repair your computer, select Advanced startup options, choose Troubleshoot, select Advanced options, and then select Command Prompt.

If your Mac computer is unresponsive, try using the combination of Ctrl + Command + Power button. This combination will initiate the procedure to close all open applications and shut down the system.

To create a bootable USB drive using Rufus, follow these steps:

  1. Open the Rufus program by double-clicking on it.

  2. In the Device section, select the USB drive.

  3. Choose the ISO image option in the Create a bootable disk using section.

  4. Click on the CD-ROM icon on the right and select the ISO file.

Remember to save your changes and properly eject the USB drive before using it as a bootable device.


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