Information Technology Reference
In-Depth Information
2. Launch Disk Utility.
Use one of the following procedures based on your boot method:
•
MacBook Air.
Choose Launchpad →Other →Disk Utility.
•
OS X Mountain Lion Recovery HD partition.
Click Disk Utility and then click Continue.
•
Mac in target disk mode.
Open Launchpad on the other Mac and choose Other →Disk Utility.
•
OS X Install flash drive.
When you get to the OS X Installer screen, choose Utilities →Disk Utility.
•
OS X Install DVD.
When you get to the OS X Installer screen, choose Utilities →Disk Utility.
3. Choose Macintosh HD, which is the hard drive with the permissions you want to repair.
4. Make sure the First Aid tab is selected.
5. Click Repair Disk Permissions.
Disk Utility repairs the permissions.
