Apple’s new file system, APFS, is the default on solid state drives as of macOS High Sierra. If you want to partition your system drive, you need to do it from within Recovery Mode. RELATED: What you need to know about Apple’s new file system. Many of these operations are destructive, so be sure to have backups. If you want to manage your partition, click a parent drive. Each parent drive has a separate physical drive and little drive icons below it. If you click Views > Show All Devices in the menu bar, you’ll see a tree of drives. It is possible to show empty, unformatted drives in Disk Utility. There are mounted volumes on the left side of the window. Partition Drives and FormatPartitionsĭisk Utility shows internal drives and connected external drives, as well as special image files that you can use as drives. In Recovery Mode, you can use Disk Utility to wipe your entire drive. You can open it by clicking Disk Utility. To access the DiskUtility on a modern Macregardless of whether it even has an operating system installedreboot or boot up the Mac and hold Command+R as it boots. You can access the 8 Mac system in recovery mode. Double-click the Disk Applications in the sidebar and then the Utility in the Finder window. You can click the other folder and the other icon on your dock. To access the Disk Utility in macOS, you have to type Disk Utility into the search box and then press Enter. RELATED: How to use Spotlight like a champ. It’s possible to partition your Macs hard drive with Disk Utility from Recovery Mode. A new partition is needed, there is a built-in partition manager and disk management tool in your Mac.

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