To transfer information to a new computer, use Migration Assistant. This may resolve any existing directory damage issues.ĭo not attempt to restore a system using a Time Machine backup from another computer. Warnings about restoring from time machine backup Restoring from Time Machine backup will first format the drive. Restore From Time Machine Backup If Time Machine was used to back up a Mac, the system's contents can be recovered and restored in the event the startup disk is damaged.

If OS X Recovery is accessed using Internet Recovery or an External Recovery Disk, it is capable of erasing the entire hard drive - all partitions including the hidden Recovery HD partition. When a Disk is Reformatted, What Happens to Recovery HD? If OS X Recovery is accessed using Recovery HD (hidden partition), it will not erase itself, but will erase all other partitions on the hard drive. Terminal Allows the user to interact with the computer through a command line interface. Network Utility Provides network information that can aid in troubleshooting network connectivity. Terminal Firmware Password Utility Used to set a firmware password to prevent the Mac from starting up from a different hard disk, CD or DVD. When the Mac is started from the recovery system, the following tools are available from the utilities window: Restore From Time Machine Backupĭisk Utility While in the recovery system, the following tools are found in the Utilities menu: Firmware Password Utility Note that the Recovery HD is a hidden partition. Disk Utility Verify, repair, or erase the hard drive. Get Help Online Use Safari to browse the Apple Support website.

Reinstall OS X Reinstall a new copy of OS X Mavericks. Knowledge check Review Apple Support article HT4848, OS X: About Recovery Disk Assistant Restore From Time Machine Backup Use if a backup of the system is available.

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