Secure erase options are available only for some types of storage devices. (Optional) If available, click Security Options, use the slider to choose how many times to write over the erased data, then click OK. If the Scheme pop-up menu isn’t available, make sure you selected the storage device you want to erase-it’s at the top of the hierarchy.Ĭlick the Format pop-up menu, then choose a file system format.
Ĭlick the Scheme pop-up menu, then choose GUID Partition Map. Then hit the Erase button at the bottom and wait while the drive is cleaned. When cooked, remove SSD from Mac and insert into mac mini. Insert flash drive with bootable OS ( icon appears on desktop) Click on OS icon. When the Disk Utility window opens up, click on the Erase tab and make sure that the format is compatible with the system. Disc Utility Erase SSD, then partition SSD and give it a name. In the sidebar, select the storage device you want to erase, then click the Erase button. You obviously want to format Mac HDD therefore, you will have to choose the Disk Utility option first. If a wireless network is available, you can choose it from the Wi-Fi menu, which is also. All you need is a connection to the Internet.
macOS Recovery makes it easy to reinstall the Mac operating system, even if you need to erase your startup disk first.
#FORMAT HDD FOR MAC HIGH SIERRA RECOVERY MAC OS#
If you want to erase any other type of storage device: Double-click Disk Utility in the /Applications/Utilities folder. Hard Drive Preloaded With Mac Os High Sierra. Because exFAT has higher operating system compatibility, which can work with Mac OS, Windows, and Linux. If you want to format an external hard drive on Mac, the best format is exFAT. If you want to format a Mac internal hard drive, the default format is APFS. And if you want to factory reset a MacBook, make sure it’s plugged into the mains before you start. It depends on your drive type and using purpose. The process for entering Recovery mode differs between Intel and M1 Macs, though, so we’ll look at both here. Step 3: As you click on the Erase button, you will see several fields in the section. Step 2: From the left side panel, pick the volume or the drive that you want to format and switch to the Erase tab. Note: If you want to get your Mac ready to trade in, sell, or give away, and your computer is a Mac with Apple silicon or an Intel-based Mac with an Apple T2 Security Chip, use Erase Assistant. You can wipe your Mac and erase its hard drive data using Recovery mode. Step 1: Connect the USB drive or external drive to Mac and launch the Disk Utility from Applications.