How do I force my MacBook Pro to boot from CD?

1) Firstly, turn on your Mac, or restart it if it’s already on by choosing Restart in the Apple menu. 2) Secondly, press and hold the C key on your keyboard immediately upon hearing the startup chime. Your Mac should start up from the macOS installer CD/DVD media.

How do I initialize a new Mac hard drive?

Mac

1. Open the Disk Utility located within the Utilities folder inside of Applications.
2. Select the drive to initialize on the left.
3. Click on the partition tab.
4. Click Options and select the partition scheme.
5. Choose the partition layout, enter the desired size of the partition(s), and rename the partition(s) if desired.

How do I boot my Mac from a different hard drive?

Change your startup disk for every startup 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 start my Mac in startup disk Mode?

Start or restart your Mac and immediately press and hold the option key on your keyboard. Release the option key when you see the Startup Manager window. Select a startup disk. Click the arrow or press Return on your keyboard.

How do I reinstall Mac OS from CD?

Install macOS

1. Choose Reinstall macOS (or Reinstall OS X) from the utilities window.
2. Click Continue, then follow the onscreen instructions. You’ll be asked to select your disk. If you don’t see it, click Show All Disks.
3. Click Install. Your Mac restarts after installation is complete.

How do I install operating system on new hard drive?

How to Replace a Hard Drive and Reinstall an Operating System

1. Back up data.
2. Create a recovery disc.
3. Remove the old drive.
4. Place the new drive.
5. Reinstall the operating system.
6. Reinstall your programs and files.

How do I initialize my MacBook pro?

How to factory reset MacBook and Mac desktops

1. Make a fresh backup of your Mac.
2. Open System Preferences.
3. Click System Preferences in the menu bar > Erase All Contents and Settings.
4. Follow the prompts to fully erase your Mac.
5. Like iOS, the new erase process in macOS Monterey handles everything to fully wipe your Mac.

How do I change my startup disk?

Steps on How to Change System Boot Order

1. Step 1: Enter your Computer’s BIOS set up utility.
2. Step 2: Navigate to the boot order menu in BIOS.
3. Step 3: Change the Boot Order.
4. Step 4: Save your Changes.

How do I start my MacBook Pro in Target Disk Mode?

On the Mac you want to use as the external 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.

What is the boot key for MacBook Pro?

Mac Startup Keys