

Press and hold the Option key while your Mac is starting up to boot from the USB drive.Insert the DBAN USB drive into your Mac and restart your Mac.Download DBAN from the official website and create a bootable USB drive.To use DBAN to erase your hard drive, follow these steps: DBAN uses several erase algorithms, including DoD 5220.22-M, which is a widely used data wiping standard in the United States. Bootable USB drive: DBAN DBAN is a bootable USB drive that can be used to completely erase all data from your hard drive.Click on the “Wipe” button to start the erase process.


Select the hard drive you want to erase and choose the level of security you want.Launch CCleaner and select the “Tools” tab.Download and install CCleaner from the official website.To use CCleaner to erase your hard drive, follow these steps: CCleaner offers several erase options, including a “Secure Erase” option that overwrites your data with random data multiple times. Third-party utility: CCleaner CCleaner is a popular third-party utility that can be used to erase your Mac hard drive.Click on the “Erase” button to start the erase process.If you’re going to sell your Mac, it’s recommended to choose the “Most Secure” option, which will overwrite your data with zeros seven times. Click on the “Security Options” button to choose the level of security for the erase.If you’re going to sell your Mac, it’s recommended to choose the “Mac OS Extended (Journaled)” format. Select your hard drive from the list of disks on the left.Launch Disk Utility from the Utilities folder in Applications.

To use Disk Utility to erase your hard drive, follow these steps:
