| Is your Mac OS X hard disk damaged? Do you need | | | | Choose Disk Utility from Installer menu after |
| to format or repartition the hard disk? If your | | | | your computer starts up from Install disc. |
| answer is 'Yes', then Disk Utility is the tool that can | | | | Click 'First Aid' tab. |
| help you. It is an in-built tool of OS X operating | | | | Select the affected OS X hard drive volume. |
| system, used to perform hard drive-related | | | | Click Repair button. The Disk Utility checks and |
| operations. It enables you to change/add partition | | | | repairs your Macintosh OS X hard drive. |
| table, create disk image, mount/unmount hard disk, | | | | When you run this software on a damaged OS X |
| enable/disable journaling, check integrity and repair | | | | hard disk, it checks integrity and consistency of the |
| damaged disk. The repair option of Disk Utility helps | | | | hard drive and file system. If it detects any error |
| you to fix hard drive related errors, prevent data | | | | during the course of action, it prompts you a |
| loss, and need of Data Recovery Mac solutions. | | | | message and tries to fix it. |
| In earlier versions of OS, you cannot use the Disk | | | | However, in some situations, Disk Utility cannot |
| Utility to verify file structure of boot drive and repair | | | | detect and fix damage to your hard disk and you |
| directory structure of active startup disk. However, | | | | come across error messages, similar to the following |
| in Mac OS X 10.4.3 and later versions, Disk Utility can | | | | ones: |
| be used to verify the startup disk. In OS X 10.5 | | | | "Disk Utility stopped repairing permissions on '(volume |
| Leopard, you can use this tool for live partitioning of | | | | name)' because the following error was encountered: |
| hard drive. Live partitioning is the process of creating, | | | | No valid packages" |
| resizing, and deleting the hard drive partitions without | | | | Or |
| erasing them. | | | | "Verify volume failed with error could not unmount |
| How to Repair Damaged OS X Hard Drive Using Disk | | | | disk (-10000)" |
| Utility? | | | | In such cases, the disk cannot be repaired and you |
| Go through the below steps to detect and repair | | | | cannot access data stored on it. At this point, you |
| errors on your Mac OS X hard drive: | | | | need to perform mac file recovery to recover your |
| Start your system from OS X Install disc. | | | | lost data. |