The keyboard function keys F1 to F12 describes _ Shiquan

A little computer based friends all know that the keyboard is a keyboard function keys F1-F12, their distribution in the keyboard's top row keys F1 to F12, they are often referred to as function keys. These keys when in normal use get, here's the F1 to F12 briefly : function key F1: the DOS operating system, you will find press F1 help options typically occurs in the windows operating system, if you are in a selected program press F1, help is often occur. If you are not in any program, but rather in the Explorer or the desktop, and then press F1 appears Windows Help program. If you are working on a program and want to get Windows help, you need to press the Win + F1. Press Shift + F1, the What'sThis? " Help information. Function key F2: if Explorer select a file or folder, press F2 will be on the selected file or folder to rename. Equivalent to your right-click select Rename. Function keys F3: in Explorer or the desktop, press F3, "search files" window, so if you want to the files in a folder to search, then press the F3 key directly to quickly open a search window and the search scope is set by default to the folder. Similarly, in WindowsMedia Player, pressing it appears "by searching computer add to media library" window. F4 function key F4: there are some very practical function, when you work in IE, you can use this key to open the IE address bar list and you can also use Alt + F4 key combination to close the window of your current work. Function key F5: refresh key F5 is used to refresh IE or Explorer are the contents of the window. This is a very handy shortcut key when you insert a new disk, your screen display remains before the contents of a floppy disk, simply press F5 to refresh the screen you can see just insert the contents of the floppy disk. Function key F6: can quickly in Explorer and IE to navigate to the address bar. Function key F7: Windows does not have any role in the individual programs may have a role. However in the DOS window, it is, try look ! function key F8: when starting the computer, you can use it to display the start menu. Some computers can also start the computer by pressing the keys initially to quickly bring up startup settings menu where you can quickly select the floppy disk boot, or CD, or directly from the hard disk boot, you don't have to bother entering the BIOS boot order changes. In addition, you can install Windows to accept Microsoft's installed protocols. Function key F9: on Windows also does not have any effect. But in Windows MediaPlayer can be used to quickly lower the volume. Function key F10: used to activate Windows or programs menu, press Shift + F10 shortcut menu appears on the right. And keyboard Application keys are the same. WindowsMedia Player in, its function is to increase the volume. Function keys F11: in windows, press F11 will make IE or Explorer into full-screen mode. Will make the menu bar disappears, so we can see on the screen for more information, you can resume again pressed. Function key F12: on Windows also does not have any effect. However, in Word, press it will quickly pop up a save as file window. The above is the F1 to F12 basic functions introduction, many programs have supported a combination of function keys, the most frequently used key combinations is Shift + Alt + a, a, a, these andCrtl + key combination is very useful, for example in MSword, when you select a paragraph of text, press Shift + F3 will apply the selected paragraphs are converted to uppercase. Press Shift + F7 performs a thesaurus lookup command. These windows system commonly used keyboard shortcuts. Can generally be found in the help file.