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- #Mac os disk utility restore image how to#
- #Mac os disk utility restore image mac os#
- #Mac os disk utility restore image plus#
- #Mac os disk utility restore image mac#
Simply click the drive you want to check, then click the “First Aid” button. Be warned that these checks can take a while, and running them on your system drive will leave you with an unresponsive computer until it’s done. This feature checks the file system for errors and attempts to correct them, all without much intervention from you. If a hard drive is acting up, Disk Utility’s First Aid function is the first thing you should try.
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RELATED: How, When, and Why to Repair Disk Permissions on Your Mac One of them: volumes on the same drive pool storage space, meaning you’ll see two separate drives in Finder, but won’t have to manage how much storage space each volume uses. To add a new APFS volume, simply select your system drive, and then click Edit > Add APFS in the menu bar. APFS is Apple’s new file system, the default on solid state drives as of macOS High Sierra, and it’s got all sorts of clever tricks up its sleeve. If you want to repartition your system drive, you’ll need to do this from within Recovery Mode, with one exception: APFS volumes. RELATED: APFS Explained: What You Need to Know About Apple's New File System
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Note: Many of these operations are destructive, so be sure you have backups first.
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You can also resize, delete, create, rename, and reformat partitions. You can adjust the partitioning layout scheme here.
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To manage your partitions, click a parent drive and select the “Partition” heading. Each “parent” drive is a separate physical drive, while each little drive icon below it is a partition on that drive. This annoyingly leaves out empty hard drives, but click Views > Show All Devices in the menu bar and you’ll see a tree of drives and their internal partitions.
#Mac os disk utility restore image how to#
RELATED: How to Show Empty, Unformatted Drives in Disk Utility on macOS On the left side of the window you’ll see all mounted volumes. Partition Drives and Format Partitionsĭisk Utility shows internal drives and connected external drives (like USB drives), as well as special image files (DMG files) that you can mount and access as drives. This allows you to use Disk Utility to wipe your entire drive-or repartition it.
#Mac os disk utility restore image plus#
The above method gives the same result - a fully defragmented drive plus a backup to boot.In Recovery Mode, macOS runs a special sort of recovery environment. But these utilities have to move data around on the drive resulting in slower times plus the greater risk of file corruption or disk directory corruption. Note that the Source and Destination drives are swapped for this last procedure.Īlternatives to the above are using one various defragmentation utilities such as iDefragment or Drive Genius. Double-check you got it right, then click on the Restore button.ĭestination means the internal hard drive. Select the source volume from the left side list and drag it to the Source entry field.Ħ. Select the destination volume from the left side list and drag it to the Destination entry field.ĥ. Check the box labeled Erase destination.Ĥ. Click on the Restore tab in the DU main window.ģ. Select the destination volume from the left side list.Ģ. Restore the clone to the internal hard driveġ. Click on the Partition button and wait until the process has completed.
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Set the format type to Mac OS Extended (Journaled.) Click on the Options button, set the partition scheme to GUID then click on the OK button. Under the Volume Scheme heading set the number of partitions from the drop down menu to one. Otherwise, click on the Partition tab in the DU main window.ģ. SMART info will not be reported on external drives. If it does not say "Verified" then the drive is failing or has failed and will need replacing. Note the SMART status of the drive in DU's status area. After DU loads select your internal hard drive (this is the entry with the mfgr.'s ID and size) from the left side list. Open Disk Utility in your Utilities folder.Ģ. Select the icon for the external drive and click on the downward pointing arrow button.ġ. Restart the computer and after the chime press and hold down the OPTION key until the boot manager appears. Double-check you got it right, then click on the Restore button.ĭestination means the external backup drive. Select the source volume from the left side list and drag it to the Source entry field.ħ. Select the destination volume from the left side list and drag it to the Destination entry field.Ħ. Check the box labeled Erase destination.ĥ. Click on the Restore tab in the DU main window.Ĥ. Select the destination volume from the left side list.ģ. Open Disk Utility from the Utilities folder.Ģ. Restore the external clone to the internal hard drive.Ĭlone the internal drive to the external driveġ. Get an empty external hard drive and clone your internal drive to the external one.Ĥ. If you need to defragment your drive, then the safest and fastest way to do so is:ġ.