
HDD storage with magnetic storage disks). This contains, among other things, information on multiple overwriting of the hard drive which is to be formatted - as well as the information that this option is only available for magnetic media (i.e. Sir Apfelot recommendation: Clean up your Mac hard drive with CleanMyMac Multiple overwrite only applies to magnetic mediaĪpple offers for deleting and formatting a storage medium on or in the Mac computer a comprehensive guide at. TL DR: The app solution presented at the end is the BitRaser File Eraser from Stellar In this guide, I'll show you how you can still clean up the Mac memory so that no restoration is possible from the remnants of data. The same is due to the fact that a "Solid State Drive" (SSD) works differently than a "Hard Disk Drive" (HDD).

The background was that the hard disk utility under macOS no longer offers the option of writing zeros to the hard disk 7 times in order to eliminate possible residual data.
#HOW TO DO SECURE DELETE ON MAC HOW TO#
How to safely erase an SSD on a Mac without data being able to be restored, that is what a reader wanted to know from me recently. 7 Safely Erase Apple Mac Hard Drive Before Selling.6 Overwrite the Mac SSD via app and securely delete files.5 Securely erase Mac SSD without any loss of performance.4 Complete writing to the hard disk several times: the solution?.3 securely erase SSD on Mac: that's the problem!.2 Update: Activate FileVault on the Mac.

1 Multiple overwrite only applies to magnetic media.
