Mac Disk Permissions Explained: How to Repair macOS

How to Repair Hard Drives and Disk Permissions with Mac To check permissions, click on Verify Disk Permissions. To repair permissions, click on Repair Disk Permission. Part 5. How to recover hard drive for Mac Your data on the hard drive can be lost due to a lot of reasons: sudden power off, virus, formatting, improper partition or a hard disk crash. Resetting NTFS files security and permission in Windows Jun 14, 2009

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Open Disk Utility, which is in the Utilities folder within your Applications folder. Select the Hard Drive you would like to check from the list of volumes. Click the First Aid tab. To check for incorrect permissions, click Verify Disk Permissions. Once the verification is finished, click Repair Disk Permissions to repair the incorrect permissions.