Home > Hard Disk Repair > Formatting an Internal or External hard drive using Mac OS

Formatting an Internal or External hard drive using Mac OS

August 30th, 2009

A step-by-step guide to formatting an ATA hard drive with a Macintosh operating system(Mac OS).

  • Mac OS 8.x thru 9.x
  • Mac OS X or 10

Formatting an ATA hard drive in Macintosh operating system 8.X thru 9.X

Step1.
After hooking up the hard drive either boot off the CD or the main Macintosh HD then go to the Apple System Profiler located under the Apple menu. From there go to Devices and Volumes and check to see if the hard drive that is going to be formatted is properly displayed. If the drive is not displayed make sure that the drive is properly installed or connected.

Format hard drive using Mac OS

Step 2.
Once the drive is detected and determined to be the one that is to be formatted go to the System Folder, Utilities, Drive Setup, and ‘click’ on the “Drive Setup” icon.
Format hard drive using Mac OS

Step 3.
‘Click’ on the drive you want to format then ‘click’ Initialize.
Format hard drive using Mac OS

‘Click’ either on Initialize for a single volume format or ‘click’ on Custom Setup to specify type of format, partition, and size. For Custom Setup instructions go to Step 4.
Format hard drive using Mac OS

Step 4.
In Custom Setup select the Partition Scheme, the type of format, and the size. Then ‘click’ on OK.
Format hard drive using Mac OS

Step 5.
This will then take you to the Initialize screen. ‘Click’ on initialize. After the drive initializes it will be ready for use.
Format hard drive using Mac OS

Step 6.
To verify that the system recognizes the correct partitions, size, and format go back to Apple System Profiler and select the Devices and Volumes folder. Check the information from the pull downs.
Format hard drive using Mac OS

To format the drive for Mac OS X (Jaguar, Panther and Tiger)

Note: The way in which Mac OS X mounts the hard drive depends on the drive’s capacity.

Step 1. Plug your drive into the Macintosh.

Step 2. Launch the Disk Utility.
Format hard drive using Mac OS

Step 3. Select your new drive from the list on the left. A description of the drive appears in the right window.
Format hard drive using Mac OS

Step 4. Select the Partition tab at the top of the window.
Format hard drive using Mac OS

Step 5. You may partition the drive or just keep it to one volume. For each volume:.

  • Enter a name for your drive in the. Name field.
  • Select the Mac OS Extended from the Volume Format drop-down list.
  • Select the check box next to Install Mac OS 9 Drivers. This will allow your disk to be recognized if you start your system with Mac OS 9.
  • Click Partition to continue. An alert dialog appears to confirm the Partitioning/Formatting process.
    Format hard drive using Mac OS
  • Click Partition to start the Partitioning/Formatting process.
    Format hard drive using Mac OS
  • When complete, the drive will mount to the Desktop.
Comments are closed.