The time machine is a useful built-in backup tool that can help Mac users to back up data from the internal storage device on Mac.įollow the steps below to back up data with Time Machine: Backup Files with Time Machine on Macīefore you proceed to the solutions to fix the Disk Utility that failed to repair this disk error, you need to back up all your data first because the solutions will erase all your data in the disk. This error will disable you to access most of the data is stored on the disk, so it is best for you to fix it as soon as possible to prevent any further data loss. Especially when you had faced with the Disk Utility that failed to repair this disk error. Part 1: Restore Files Using the Time Machine after Formatting Driveĭisk Error: Disk Utility Failed to Repairĭisk Utility is a built-in comprehensive system utility in Mac operating system to solve any disk-related tasks.Recover Data from a Formatted Drive Mac.Best Solutions to Fix Disk Utility Failed to Repair Disk Error.Disk Error: Disk Utility Failed to Repair.