Table of Contents

• Welcome
• About Disk Utility
• File system formats available in Disk Utility
• Manage physical disks and volumes
  • Add, erase, or delete APFS volumes
  • Erase and reformat a storage device
  • Encrypt and protect a storage device with a password
  • Partition a physical disk
  • Format a disk for Windows computers
  • Repair a storage device
  • Restore a disk
• Store data on disk images
  • Create a disk image
  • Convert a disk image to another format
  • Resize a disk image
  • Restore a disk image to a disk
• Set up and manage RAID disk sets
  • Overview of creating disk sets
  • Create a disk set
  • Delete a disk set
  • Unmount a disk set or disk member
  • Repair a disk in a mirrored disk set
  • Add a disk to a disk set
  • If a disk in a disk set on Mac fails or is missing
• Keyboard shortcuts