Disk Utility is an inbuilt recovery tool for Mac operating systems. Usually, Disk Utility is used when your apps close unexpectedly. When you have a corrupted file, you need to remove or mount an external disk or format a disk. You might also use the disk utility to repair, partition, or create a volume on your external drive. To repair the disk error using the Mac Recovery Mode Disk Utility, follow the steps mentioned below.
On your Mac, click the Apple menu available at the top-left corner of the screen.
Click Restart from the drop-down menu to restart your Mac.
When your Mac restarts, press and hold the Command + R shortcut keys until the Apple logo appears on the Mac screen.
This will direct you to the Mac recovery mode.
From the displayed result, choose the Disk Utility option and click Continue.
In the Disk Utility window, navigate to the left-side panel and click the Macintosh HD tab to repair your Mac computer.
If you wish to repair any external hard drive, you need to connect it to the Mac computer using a standard USB cable.
After selecting the hard drive, click the First Aid button followed by Repair Disk or Mac Recovery Mode Disk Utility.
If prompted, click the Run button to proceed with the recovery process.
It detects and fixes the problem associated with the hard drive automatically.
The process may take some time to finish.
If the recovery partition is damaged or failed to do the repair process, you need to enter the Internet Recovery mode to recover your hard drive.
You can also reinstall the macOS using the Recovery Mode.
If you have difficulties in using the Mac Recovery Mode Disk Utility, contact our technical support team for remote assistance by clicking the Call button available on this site.