How to Wipe a Mac Clean

Do you need to prepare your mac for sale? Or just want a fresh start?
This tutorial will show you how to wipe your Mac clean, erase all of your data and start with a fresh installation of your operating system.

Before you begin remember:
– Make a backup of all your files, music, videos and so on.
– you will also need to connect to the Internet under the installation.

Here is how you do it:

  1. Choose Apple menu > Restart.
  2. Then hold down the Command (⌘) and R keys while the computer restarts.
  3. Select “Disk Utility” and then click Continue.
  4. Select your startup disk from the list on the left, and then click the Erase tab.
  5. From the Format pop-up menu, select Mac OS Extended (Journaled), type a name for your disk, and then click Erase.
  6. After the disk has been erased, choose Disk Utility > Quit Disk Utility.
  7. If you’re not connected to the Internet, choose a network from the Wi-Fi menu in the right corner of the menu bar (in the top-right corner of the screen).
  8. Select Reinstall Mac OS X, click Continue, and then follow the instructions.