Erase file(s): Macintosh Secure Empty Trash

  1. To use Secure Empty Trash, first open the finder window:
    finder-icon

  2. In the toolbar at the top of your screen, click the word Finder.
  3. Select Preferences from the drop-down list.
  4. Click Advanced in the Finder Preferences window.
    advanced
  5. Select the Empty Trash securely check box.
  6. Optional: Select the Show warning before emptying the Trash check box.
  7. Close Finder Preferences.
  8. On the Macintosh dock, right-click the Trash icon.
    trash-mac
  9. Select Empty Trash from the drop-down list.
  10. If you completed step 6, a message similar to the one below should appear:
    step-six
    NOTE

    If you did not complete step 6, your trash will securely empty without prompting you.

  11. Click Secure Empty Trash.