Reset NVRAM. Release the keys after you hear the startup sound again. Start up from OS X Recovery over the Internet. Start up from a NetBoot server using the default boot image. Start up from a compatible NetBoot server.

Start up to either Apple Hardware Test or Apple Diagnostics over the Internet. Start up to either Apple Hardware Test or Apple Diagnostics, depending on which Mac you're using. Start up from a bootable CD, DVD, or USB thumb drive (such as OS X install media). The links below point to other support documents on Apple's website. I'm betting many of you don't know them all, either, so here they are. I was personally familiar with these and several others, but it turns out there are 15 total combinations, thanks to a KnowledgeBase article Apple posted. Command-S is for 'single-user mode,' which essentially means booting to the command line. Shift key, for instance, starts your Mac in Safe mode, and C (or c) starts up from a bootable CD, DVD, or thumb drive. The following are typical Windows keyboard shortcuts and their Macintosh equivalents that are specific to the Microsoft Internet Explorer and Apple Safari Web browsers.Your Mac and OS X have a variety of startup keys and key combinations you can use to affect how the device starts up. Windows Internet Explorer / Safari Shortcuts New document, new e-mail message, and so on Move to beginning of current or previous word The following are typical Windows keyboard shortcuts and their Macintosh equivalents that are specific to the Microsoft Office and Apple iWork office suites. Select more than one item in a list (noncontiguous) Mouse right-click, then select Create ShortcutĭEL (Mac notebooks: Function (fn)+DELETE)ĬONTROL+F3, then UP ARROW or DOWN ARROW to select minimized windows on Dock, then ENTER The following are typical Windows keyboard shortcuts and their Macintosh equivalents that apply to the operating system. The following are the primary key substitutions on the Windows keyboard, and their Macintosh equivalents.

In particular, the primary key that is used in keyboard shortcuts in combination with other keys is frequently different. When you use a Windows (PC) keyboard on a Macintosh computer, the keyboard shortcuts that you use map to different keys.

All mac startup commands