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Key Combinations For Mac



OS X System Recovery

Pressing the Command-R keys immediately after the startup chime will start up from the OS X Recovery System.

The OS X Recovery System is available with all Macs that originally shipped with OS X 10.7 Lion onwards. That said, the following Macs may require the download and installation of updated EFI Firmware for these computers to use the OS X Internet Recovery feature:

  • MacBook Pro (13-inch, Early 2011)
  • MacBook Pro (15-inch, Early 2011)
  • MacBook Pro (17-inch, Early 2011)
  • iMac (21.5-inch, Mid 2011)
  • iMac (27-inch, Mid 2011)
  • MacBook (13-inch, Mid 2010)
  • MacBook Pro (13-inch, Mid 2010)
  • Mac mini (Mid 2010)
  • MacBook Pro (15-inch and 17-inch, Mid 2010)
  • iMac (21.5-inch and 27-inch, Mid 2010)
  • MacBook Air (11-inch and 13-inch, Late 2010)
Accent

The OS X Internet Recovery System allows you to start your Mac directly from Apple’s servers. Starting up in this way performs a quick test of your Mac’s memory and hard drive to check for hardware issues. OS X Internet Recovery can download and start from a Recovery System image before you are offered the same utilities and options as a local Recovery System.

Replacing the Ctrl key press with the Command key also applies to most Ctrl key shortcuts in programs, such as Microsoft Office. The letters in keyboard shortcut combinations are always shown capitalized on-screen, but the Mac recognizes the lowercase versions as well. Thus, you can type either Command+Q or Command+q to quit (exit) the program.

Key Combinations For Mac

Lock Mac Keys

  1. Macintosh Startup Key Combinations. This document is loosely based on Charles Poynton's startup key combinations document which has since disappeared from his web site. A Mac does several checks when it is first powered on; one of the first things it does is scan the keyboard bus (ADB) for any signals.
  2. Startup key combination is very important to boot the system while reimaging and repairing the current os but a lot of MAC users not aware of the startup keys. Below mentioned key combination will work as per the description. Keep holding while startup. To use any of these key combinations, press and hold the keys immediately after pressing the.