You’ll restart the computer to reach the login screen. When the Mac says that the volume appears to be OK, type reboot. If your Mac says that the file system was modified, the FSCK command found and repaired the issue.The Terminal will scan for errors and repair the ones it finds. 💡 You must replace “partition number” with the information received from the diskutil list. Restart the Mac to enter single-user mode.The computer will give you a corrupt partition number. Users with older Macs that don’t have a T2 chip can reboot the Mac into single-user mode by holding the Command + S combination to repair a corrupt partition that limits access. Knowing how to check if an external drive is corrupted on Mac or if your internal HDD has this issue follows a similar process. You can also access Disk Utility through its GUI by opening the app and clicking the First Aid button. If this outcome happens, you can restart the Mac and access your files. Hit Enter.ĭisk Utility might say that the drive was successfully repaired. You would replace “Drive Name” with the name of your hard drive on the Mac that requires repair. Once you open it, type in this command:ĭiskutil repairVolume /Volumes/ Repair the Corrupted Hard Drive Using Disk UtilityĪfter discovering the corrupted hard drive, you can repair it through the Terminal. If you know for sure that you have a corrupted hard drive on a Mac, you can take these steps to restore access or recover your information. How to Fix a Corrupted Hard Drive on a Mac Several file retrieval and disk utility services can help you repair the corrupted hard drive or retrieve your information. ⚠️ When you experience one of these symptoms, it is better to be safe than sorry.

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