Now, what should I do to fix this error without losing data on my drive? Back up as many of your files as possible, reformat the disk, and restore your backed-up files'. It gives me message 'Error: Disk Utility can't repair this disk. I am in the midst of trouble where Disk Utility is failing to repair the drive. You might be experiencing the same or similar situation as the user below. Help! Disk Utility cannot repair this disk In this article, we will give you effective solutions to fix the 'Disk Utility can't repair this disk' issue, especially when you are facing the issue that Disk Utility can't repair external hard drive, or when Disk Utility can't repair Macintosh HD on Mac. Though frustrating, it doesn't mean you will necessarily lose all files.

However, the error message 'Disk Utility can't repair this disk' error usually appears when Disk Utility First Aid fails to repair this disk.

When a disk is not working properly on a Mac, most users would go to Disk Utility and run First Aid to repair this disk. Bonus tip: You may not need to repair the disk in Disk Utility How to fix Disk Utility cannot repair this disk issue on Mac? How to back up or recover lost data from an unrepairable disk?

Verify disk could not unmount disk