How do I boot from disk on Mac?

On your Mac, choose Apple menu > System Preferences, then click Startup Disk . 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 factory reset my IMAC with a CD?

How to restore a Mac to factory settings with Recovery mode

  1. While in Recovery mode, you won’t see your usual login screen.
  2. From there, choose Disk Utility.
  3. Click Continue.
  4. Choose the Macintosh HD disk from the list on the left.
  5. Click Erase.
  6. Now you need to choose a disk format.
  7. Select GUID Partition Map.
  8. Click Erase.

How do I boot from CD on Imac g3?

As soon as you turn the computer on, hold down C on your keyboard and it should boot from the CD. If that doesn’t work, you can hold down option until the boot menu comes up and choose the CD from the list.

How do you boot a Mac computer into target disk mode?

On the Mac you want to use as the disk in target disk mode, do one of the following:

  1. If the computer is off, start it up while pressing and holding the T key.
  2. If the computer is on, choose Apple menu > System Preferences, click Startup Disk, then click Target Disk Mode.

How do I boot my imac?

Press and hold the power button on your Mac until it shuts off. After a moment, press the power button again to start your Mac. You may lose unsaved changes in open documents. When you see the progress indicator, press and hold the left Shift key.

How do I switch to bootcamp on Mac?

If you’re using a Mac notebook computer with an external keyboard, make sure you press and hold the Option key on the built-in keyboard. in the right side of the taskbar, click the Boot Camp icon , then choose Restart in macOS. This also sets the default operating system to macOS.

How do I restore my IMAC to factory?

To reset your Mac, first restart your computer. Then press and hold Command + R until you see the Apple logo. Next, go to Disk Utility > View > View all devices, and choose the top drive. Next, click Erase, fill out the required details, and hit Erase again.

Can you use an iMac as a monitor?

You can use more than one iMac as a display, if each iMac is using a Thunderbolt cable to connect directly to a Thunderbolt port on the other Mac (not the other iMac). Press Command-F2 on the keyboard of the iMac. You should now see the desktop of the other Mac. Or disconnect the cable, or restart either Mac.

How do I boot my laptop from a CD?

The most commonly used way to set a computer to boot from CD/DVD is through BIOS setup. Step 1: Insert a bootable CD or DVD in your computer’s disc drive. Step 2: Start or restart your computer. Step 3: On the BIOS Setup Utility, highlight the Boot tab using → and ← keys. Step 4: Select 1st Boot Device using arrows keys and press Enter.

How do I create a boot disk on a Mac?

Launch the Disk Utility program on your Mac computer. Disk Utility is located in the “Utilities” folder within the “Applications” section of your Mac hard drive. Insert the Windows CD that you want to use to create a boot disk. Highlight the Windows CD from the list of media on the left side of the Disk Utility window.

How do you boot a disc on a Mac?

To boot your Mac from a DVD-ROM installation disc, follow these steps: Insert the Mac OS X Install DVD into the DVD drive. If your Mac uses a tray to hold the DVD, make sure that it retracts and that the disc is in. Shut down or restart your Mac. If you shut it down, wait a few seconds and then start it up the usual way.

How do you boot from a DVD?

How to boot from DVD or CD rescue media Go to your computer’s BIOS settings and confirm that the optical drive is listed first in the boot sequence. Insert the rescue boot disk into the optical drive. Restart your computer. Stay alert! Your computer should start using the rescue boot disk.