Set the OS format and rename the drive if you want and click 'Erase' to confirm the formatting.Īfter this, you can restart the Mac computer. Select the drive in the left sidebar and click 'Erase'. Go to 'Finder' > 'Applications' > 'Utilities' > 'Disk Utility'.

You can format it to fix the issue if you still fail to access the unmounted hard drive. Repair an Unmountable Hard Drive on Mac by Formatting

If not, format your unmountable hard drive to fix it. If Disk Utility tells you that the disk has been repaired, you can use your hard drive normally again. If Disk Utility tells you that your hard drive is about to fail, back up your data and replace it with a new disk. Select the untitled Mac hard drive and click the 'Mount' button from the Disk Utility bar. (Untitled means unmounted on Mac computer.) You'll see that the Mac hard drive is greyed out, marked as untitled. Choose 'View' > 'Show All Devices' and select the drive you want to repair in the sidebar. Then press and hold 'Command + R' immediately until the Apple logo appears. Repair an Unmountable Hard Drive on Mac with Disk Utilityĭisk Utility can fix some disk problems, it's well worth trying when your Mac hard drive gets unmountable. To repair an unmountable Mac hard drive, you can use the First Aid feature in Disk Utility or format the hard drive directly. How to Repair Unmountable Hard Drive on MacĪfter recovering data from the unmountable hard drive on your Mac, now you can repair it without being worried about data loss. EaseUS Data Recovery Wizard, which enables you to recover over 200+ file types from your Mac hard drive or compatible external storage devices in various tough situations. Fortunately, although you can't access the files on the problematic hard drive directly, you can still improve your files on the unmountable hard drive on your Mac with professional Mac data recovery software. When you get an unmountable hard drive on your Mac, what flashes into your mind first is likely to be how to recover data from unmountable drive mac. Why can't I do this without the extra software and back up my information?' However, when trying to recover the data, third party software can read my files. 'I have a drive that won't mount on the Mac. Here is a real case from Apple Community. There are times that your Mac hard drive won't mount and prevents your system from booting or starting. Recover Data from Unmountable Drive on macOS/Mac OS X PAGE CONTENT: Recover Data from an Unmountable Drive on Mac Repair an Unmountable Hard Drive on Mac Symptoms and Causes of Unmountable Drive Repair Unmountable Disk Mac FAQs Part 1.

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