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1. Click the Apple menu, and then click Shut Down. Note: Wait for 20 seconds, and then turn on the computer. 2. On the keyboard, hold down the Command and Option keys, and then tap the esc key. In the Force Quit Applications window, click any program other than Finder to highlight it, and then click Force Quit. 3.
Turns off the computer. -r: Shuts down and reboots a computer. -m[\\ Computer Name] When shutting down a network computer, allows user to choose which computer to turn off. -t xx Timer before shut down occurs. By default it is set to 30 seconds. -c "message" Allows a message to be shown in the System Shutdown window. It can not be more than 127 ...
Break/Pause key on PC keyboard. The Break key (or the symbol ⎉) of a computer keyboard refers to breaking a telegraph circuit and originated with 19th century practice. In modern usage, the key has no well-defined purpose, but while this is the case, it can be used by software for miscellaneous tasks, such as to switch between multiple login sessions, to terminate a program, or to interrupt ...
Ctrl+⇧ Shift+⌘ Cmd+4 then Space then move mouse and click: Alt+Print Screen : Ctrl+Alt+Show Windows then move mouse and click Save screenshot of arbitrary area as file ⇧ Shift+⌘ Cmd+4 then click+drag mouse over required area: Print Screen click+drag mouse over required area, then ↵ Enter
Hot swapping is the replacement or addition of components to a computer system without stopping, shutting down, or rebooting the system; [1] hot plugging describes the addition of components only. [2] Components which have such functionality are said to be hot-swappable or hot-pluggable; likewise, components which do not are cold-swappable or ...
In many cases programs may appear to be hung, but are making slow progress, and waiting a few minutes will allow the task to complete. Modern operating systems provide a mechanism for terminating hung processes, for instance, with the Unix kill command, or through a graphical means such as the Task Manager's "end task" button in Windows (select the particular process in the list and press "end ...
A Bluetooth keyboard is a wireless keyboard that connects and communicates with its parent device via the Bluetooth protocol.These devices are widely used with portable devices such as smart phones and tablets, though they are also used with laptops and ultrabooks.
A QWERTY keyboard layout with the position of Control, Alt and Delete keys highlighted. Control-Alt-Delete (often abbreviated to Ctrl+Alt+Del and sometimes called the "three-finger salute" or "Security Keys") [1] [2] is a computer keyboard command on IBM PC compatible computers, invoked by pressing the Delete key while holding the Control and Alt keys: Ctrl+Alt+Delete.