When you invoke the Command-Option-P-R keyboard combination, keep the keys held down immediately after the first startup chime and release them upon hearing the second startup chime. Resetting the NVRAM, on Intel Macs, may be one way of solving an issue related to the above areas. recent kernel panic information, if any.The PRAM, on PowerPC Macs, or NVRAM, as it is on Intel Macs, is the non-volatile (random access) memory that stores various information about your Mac. This one is a bit of a finger-twister and, unless you are more dextrous than I, you’ll need both hands. The key combinations listed in this tutorial are specifically for use with Macs with Intel processors.
The object of these key combinations is to perform different functions, many of which are useful in the maintenance of Macs. Startup key combinations are invoked immediately following the startup chime, and before the grey Apple logo appears in the middle of the screen, when you power-on your Mac. This tutorial, instead, concentrates on some very specific key combinations to achieve particular effects when starting up your Mac. In our earlier tutorials, 40 Nifty Shortcuts to Make Your Life Easier and 40 More Essential Keyboard Shortcuts to Improve Your Workflow, Jacob and Samuel showed you a number of ways to improve your productivity by way of the keyboard.
MAC STARTUP MANAGER MAC OS X
In the Mac OS X Server login screen, however, pressing Ctrl-Option-Delete (the Option key is sometimes marked Alt on a Mac keyboard) will show an alert saying This is not DOS. Tip: Ctrl-Alt-Delete is not a default keyboard shortcut for anything in Mac OS X. It’s sometimes known as the three-fingered salute, and requires the use of both hands to achieve the key combination, given that the spacing of the keys is such that operation with one hand is impossible.
MAC STARTUP MANAGER PC
There’s a joke, at the expense of PC users, that says a PC keyboard only needs three keys: Ctrl, Alt and Delete, this being the key combination required to force-quit rogue programs, to bring up the Close Program dialogue box or to invoke Windows Security. In this tutorial, I will show you the various keyboard key combinations that perform particular tasks when starting up your Mac. Even after the mouse became a standard computer accessory in the mid-1980s, many programs relied on keyboard shortcuts to perform particular functions.Įven with new input devices, in addition to mice and trackpads, there is still a place for keyboard shortcuts.
Whilst the idea of the computer mouse (essentially an inverted trackball) has been around since the 1960s, many people were still using keyboards as the sole input method some twenty years on.
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