Disk Utility: Use Disk Utility to repair your disk or erase your disk or other storage device.Īdditional utilities are available from the Utilities menu in the menu bar: Startup Security Utility (or Firmware Password Utility), Network Utility, and Terminal.

Browser plug-ins and extensions are disabled. Links to Apple's support website are included.

Get Help Online: Use Safari to browse the web and find help for your Mac.

Reinstall macOS: Download and reinstall the Mac operating system.

Restore From Time Machine Backup:Restore your Mac from a Time Machine backup.

After starting up from macOS Recovery, select a utility, then click Continue:.

Startup is complete when you see the utilities window:.

Enter the requested password to continue. You might be prompted to enter a password, such as a firmware password or the password of a user who is an administrator of this Mac.Release the keys when you see an Apple logo, spinning globe, or other startup screen.Turn on your Mac and immediately press and hold these two keys: Command (⌘) and R.

Best os x utilities