

On OS X installation page just press the “Continue” button, and an verification pop up will prompt you “To download and restore OS X, your computer’s eligibility will be verified with Apple.” just press “Continue”Ħ. Now select Reinstall OS X, then click “Continue”.ĥ. After reformatting go back to “OS X Utilities” menu.Ĥ. Select the drive that you want to reformat and erase all data, then click the “Erase” button. Select Disk Utility to reformat your hard drive or make partition.ģ. Restart or Turn on your Mac, after the shime sound press and hold “OPTION” key from your keyboard until the OS X utilities appear.Ģ. So to start with, We need the following checklist item before reformatting:ġ. Reformatting on Mac OS is definitely much quick and easier than Windows. For instructions on how to format your hard drive on a Mac, please reference the following links: How to format a drive in Mac OS 10.6 to 10.10.It’s my first time to reformat a Mac OS and it’s quite different from Windows interface. So if you are formatting a drive that has already been used, be sure to copy any files you will ever want to see again onto a computer or backup drive. If the installer asks to unlock your disk, enter the. Then click Continue and follow the onscreen instructions to choose your disk and begin installation. After starting up from macOS Recovery, choose Reinstall macOS (or Reinstall OS X) from the Utilities window. Click on your hard drive, then choose the Partition tab on the right side. From that menu you need to select the Disk Utility, where you can view a list of all volumes and partitions. In order to do that you need to restart your Mac then hold the Command+R keys simultaneously after you hear the startup chime. You can also open a Finder window, select “Applications” in the sidebar, and head to Utilities. Press Command+Space to open the Spotlight search dialog, type “Disk Utility”, and press “Enter” to launch the app. To format a drive on a Mac, you’ll need the built-in Disk Utility application. The easiest way to do that is hit CMD and the spacebar at the same time and type in Disk Utility to find the program.
