Erase a Mac Hard Drive Using Disk Utility (Apple CPU) Disk Utility is a Mac system app designed for various disk management and storage volume operations. However, you can also use Disk Utility to erase your Mac internal HDD or an external hard drive. Here are the steps you need to take...
Insert the CD into the CD drive. Hold down theCkey during the startup process. Select your preferred language. You will then see theWelcome to the Mac OS X Installerwindow. From theInstaller Menu Bar, clickOpen Disk Utility. You will then see theDisk Utilitywindow. In the left pane of ...
You may fail toerase APFSvolume on your Mac hard drive or an external hard drive when the erase button is grayed out on Mac Disk Utility or when you receive the "Erase process has failed" or "A writable disk is required. : (-69772)" error message. Here, we will discuss solutions to...
you need to erase free space on Mac hard drive. The Disk Utility app of Mac OS X can be used for the erasure of these free spaces. However, for secure erasure, you need to make use
If you use FileVault, any data “left behind” on your erased hard drive will be totally unreadable by your Mac’s next owner. With a FileVault-encrypted startup disk, you can restart into OS X Recovery and launch Disk Utility to erase the volume. However, before erasing, you need t...
3) Once the folder opens you will the Disk Utility application. Again, you will need to double click it to launch it. 4) Choose the hard disk drive you wish to erase. The drive names will appear in the left sidebar. 5) Click the Erase tab as shown in the image above. ...
Disk Utilityusedto expose this functionality in the UI, which made this a very simple operation. But it seems to have gone missing in recent macOS versions. Luckily, it's still available on the command line (via Terminal.app): diskutil secureErase freespace 0 "/Volumes/Macintosh HD" ...
1. How do I force my Mac to erase a hard drive? You can forcibly erase a hard drive from your Mac using the disk utility application. Open the disk utility app and select the hard drive you want to format. There will be an Erase button at the top to format the drive. 2. How do...
Utility Disk is not giving me the option to erase my MacBook '11 hard drive I recently erased the Bootcamp partitioned drive on my MacBook '11 laptop (ver. 10.10.5 Yosemite) and when I went back to try & launch Mac OS Diagnostic, I was unable to get back to that utility at boot...
Secure Erase Mac Hard Drive Volume via Terminal Beside Disk Utility, you can wipe a Mac hard drive volume via the Terminal app. If you are familiar with command-line tools orDisk utilityfails to format or erase the selected Mac hard drive volume, follow these steps: ...