betsiop.blogg.se - How to format an external ssd drive for mac high sierra

#How to format an external ssd drive for mac high sierra mac os#
#How to format an external ssd drive for mac high sierra install#
#How to format an external ssd drive for mac high sierra Pc#

#How to format an external ssd drive for mac high sierra mac os#

Disk Utility in can erase most disks and volumes using either the newer (Apple File System) format or the older Mac OS Extended format, and it automatically chooses a compatible format for you. If your disk still doesn't appear, your disk or Mac might need service. If the disk is external, leave it connected, but make sure that it's turned on and connected directly to your Mac using a good cable. (Only APFS-formatted disks show containers.) If your disk doesn't appear in Disk Utility, disconnect all nonessential devices from your Mac. In the following example, APPLE SSD is the disk, Container disk1 is a container on that disk, and Macintosh HD is a volume in that container. You can now on the disk or volume, if you want your Mac to be able to start up from it. Scheme (if shown): Choose GUID Partition Map.

Disk Utility shows a compatible format by default.

Format: Choose either to format as a Mac volume.

Name: Enter a name for the disk or volume, such as 'Macintosh HD'.

Click the Erase button or tab, then complete these fields:.

From the sidebar in Disk Utility, select the disk or volume to erase.įor most, you should erase the disk, which also erases all volumes on that disk.

Choose View > Show All Devices from the menu bar.

You can also find it in the Utilities folder of your Applications folder.

Open Disk Utility from the macOS Utilities window.

If you're erasing the disk your Mac started up from, before continuing.

Erasing a disk or volume permanently deletes all of its files.īefore continuing, make sure that you have a of any files that you want to keep. Your Mac includes Disk Utility, an app that can erase disks, add volumes, check disks for errors, and more.

#How to format an external ssd drive for mac high sierra install#

The macOS installer says that you may not install to this volume because it is part of an Apple.

The macOS installer doesn't see your disk or can't install on it.įor example, the installer might say that your disk isn't formatted correctly, isn't using a GUID partition scheme, contains a newer version of the operating system, or can't be used to start up your computer.

You're trying to resolve a disk issue that Disk Utility can't.

You received a message that your disk isn't readable by this computer.

#How to format an external ssd drive for mac high sierra Pc#

You're changing the format of a disk, such as from a PC format (FAT, ExFAT, or NTFS) to a Mac format (APFS or Mac OS Extended).You want to quickly and permanently erase all content from your Mac and restore it to factory settings, such as when you're.You can erase a disk (or a volume on that disk) at any time, including in circumstances such as these: Then restore directly from your Time Machine backup. If your Mac can run macOS High Sierra or later, choose APFS formatting for the SSD otherwise, choose Mac Extended + Journaled formatting.