Define function key:-
Function key is one sequence
of special keys labeled as "F1-F12" that can be assigned a
specific use in order to save a user time. A function key is also assigned as
second use when it is pressed in combination of shift key, alt key, or control
key.
Function is
sometime considered to be a form of hot key.
Some uses for function keys in
windows
F1:- (1) Used as the help key in almost every program, open a help screen when this key is pressed.
(2) Enter CMOS setup
(3) Windows key + F1 would open the Microsoft windows help and support center.
(4) Open the Task Pane.
F2:- (1) In Microsoft Windows, renames a highlighted icon, file, or folder in all versions of Windows.
(2) In Microsoft excel, edits the active cell.
(3) Alt + Ctrl + F2 opens document windows in Microsoft word.
(4) Ctrl + F2 displays the print preview window in Microsoft Word.
(5) Quickly rename a selected file or folder.
(6) Enter CMOS Setup.
F3:- (1) Often opens a search feature for many programs, including Microsoft Windows when at the Windows desktop.
(2) In some programs, after an initial search is performed, F3 will find the next search value.
(3) In MS-DOS or Windows command line F3 will repeat the last command.
(4) In Microsoft word Ctrl + F3 will lowercase any highlighted text.
(5) Shift + F3 will change the text in Microsoft word from upper to lowercase or a capital letter at the begining of every word.
(6) Wondows key + F3 opens the Advance find window in Microsoft Outlook.
(7) In Windows Explorer, start the search function.
(8) Open Mission Control on an Apple computer running MACOS X.
F4:- (1) Open find window in windows 95 to XP.
(2) Open the address bar in windows Explorer and Internet Explorer.
(3) Repeat the last action performed (word 2000+).
(4) Alt + F4 closes the program window currently active in Microsoft Windows.
(5) Ctrl + F4 closes the window or tab in the active window in Microsoft Windows.
F5:- (1) In all modern Internet browsers, pressing F5 will refresh or reload the page or document window.
(2) Ctrl + F5 forces a complete refresh of the web page, clearing the cache and downloading all contents of the page again.
(3) Refresh the list of contents in a folder.
(4) Open the find, replace, and go to window in Microsoft Word.
(5) Starts a slideshow in Power Point.
F6:- (1) Move the cursor to the address bar in Internet Explorer, Mozilla firefox,and most other internet browsers.
(2) Ctrl + Shift + F6 opens to another open Microsoft Word document.
(3) Reduce laptop speaker volume (on some laptops).
F7:- (1) Commonly used to spell check and grammar check a document in Microsoft programs such as Microsoft Word, Outlook, etc
(2) Shift + F7 runs a Thesaurus check on the word highlighted.
(3) Turn on Caret Browsing in Molliza Firefox.
(4) Increase laptop speaker volume (on some laptop).
F8:- (1) Function key used to enter the Windows startup menu, commonly used to access Windows Safe Mode,
(2) Used by some computers to access the Windows recovery system, but may require a Windows installation CD.
(3) Displays a thumbnail image for all workplaces in MACOS.
F9:- (1) Refresh document in Microsoft Word.
(2) Send & receive e-mail in Microsoft Outlook.
(3) Opens the Measurements toolbar in Quark 5.0.
(4) Reduce laptop screen brightness (on some laptops).
(5) With MACOS 10.3 or later, displays a thumbnail for each window in a single workspace.
(6) Using the Fn key and F9 at the same time opens Mission Control on an Apple computer running MACOS X.
F10:- (1) In Microsoft Windows, activates the menu bar of an open application.
(2) Shift + F10 is the same as right-clicking on a highlighted icon, file, or Internet link.
(3) Access the hidden recovery partition on Compaq, HP, and Sony computers.
(4) Enter CMOS Setup on some computers.
(5) Increase laptop screen brightness (on some laptops).
(6) With MACOS 10.3 or later, shows all open Windows for the active program.
F11:- (1) Enter and exit full screen mode in all modern Internet browsers.
(2) Ctrl + F11 as the computer is starting to access the hidden recovery partition on many Dell computers.
(3) Access the hidden recovery partition on eMachines, Gateway, and Lenovo computers.
(4) With MACOS 10.4 or later, hides all open windows and shows the desktop.
F12:- (1) Open the Save as window in Microsoft Word.
(2) Ctrl + F12 opens a document in Word.
(3) Shift + F12 saves the Microsoft Word document (like Ctrl + s).
(4) Ctrl + Shift + F12 prints a document in Microsoft Word.
(5) Preview a page in Microsoft Expression Web.
(6) Open Firebug or browser debug tool.
(7) With an Apple running MACOS 10.4 or later, F12 shows or hides the Dashboard.
(8) Access the list of bootable devices on a computer at startup, allowing you to select a different device to boot from (hard drive, CD or DVD drive, floppy drive, USB drive, and Network).
F1:- (1) Used as the help key in almost every program, open a help screen when this key is pressed.
(2) Enter CMOS setup
(3) Windows key + F1 would open the Microsoft windows help and support center.
(4) Open the Task Pane.
F2:- (1) In Microsoft Windows, renames a highlighted icon, file, or folder in all versions of Windows.
(2) In Microsoft excel, edits the active cell.
(3) Alt + Ctrl + F2 opens document windows in Microsoft word.
(4) Ctrl + F2 displays the print preview window in Microsoft Word.
(5) Quickly rename a selected file or folder.
(6) Enter CMOS Setup.
F3:- (1) Often opens a search feature for many programs, including Microsoft Windows when at the Windows desktop.
(2) In some programs, after an initial search is performed, F3 will find the next search value.
(3) In MS-DOS or Windows command line F3 will repeat the last command.
(4) In Microsoft word Ctrl + F3 will lowercase any highlighted text.
(5) Shift + F3 will change the text in Microsoft word from upper to lowercase or a capital letter at the begining of every word.
(6) Wondows key + F3 opens the Advance find window in Microsoft Outlook.
(7) In Windows Explorer, start the search function.
(8) Open Mission Control on an Apple computer running MACOS X.
F4:- (1) Open find window in windows 95 to XP.
(2) Open the address bar in windows Explorer and Internet Explorer.
(3) Repeat the last action performed (word 2000+).
(4) Alt + F4 closes the program window currently active in Microsoft Windows.
(5) Ctrl + F4 closes the window or tab in the active window in Microsoft Windows.
F5:- (1) In all modern Internet browsers, pressing F5 will refresh or reload the page or document window.
(2) Ctrl + F5 forces a complete refresh of the web page, clearing the cache and downloading all contents of the page again.
(3) Refresh the list of contents in a folder.
(4) Open the find, replace, and go to window in Microsoft Word.
(5) Starts a slideshow in Power Point.
F6:- (1) Move the cursor to the address bar in Internet Explorer, Mozilla firefox,and most other internet browsers.
(2) Ctrl + Shift + F6 opens to another open Microsoft Word document.
(3) Reduce laptop speaker volume (on some laptops).
F7:- (1) Commonly used to spell check and grammar check a document in Microsoft programs such as Microsoft Word, Outlook, etc
(2) Shift + F7 runs a Thesaurus check on the word highlighted.
(3) Turn on Caret Browsing in Molliza Firefox.
(4) Increase laptop speaker volume (on some laptop).
F8:- (1) Function key used to enter the Windows startup menu, commonly used to access Windows Safe Mode,
(2) Used by some computers to access the Windows recovery system, but may require a Windows installation CD.
(3) Displays a thumbnail image for all workplaces in MACOS.
F9:- (1) Refresh document in Microsoft Word.
(2) Send & receive e-mail in Microsoft Outlook.
(3) Opens the Measurements toolbar in Quark 5.0.
(4) Reduce laptop screen brightness (on some laptops).
(5) With MACOS 10.3 or later, displays a thumbnail for each window in a single workspace.
(6) Using the Fn key and F9 at the same time opens Mission Control on an Apple computer running MACOS X.
F10:- (1) In Microsoft Windows, activates the menu bar of an open application.
(2) Shift + F10 is the same as right-clicking on a highlighted icon, file, or Internet link.
(3) Access the hidden recovery partition on Compaq, HP, and Sony computers.
(4) Enter CMOS Setup on some computers.
(5) Increase laptop screen brightness (on some laptops).
(6) With MACOS 10.3 or later, shows all open Windows for the active program.
F11:- (1) Enter and exit full screen mode in all modern Internet browsers.
(2) Ctrl + F11 as the computer is starting to access the hidden recovery partition on many Dell computers.
(3) Access the hidden recovery partition on eMachines, Gateway, and Lenovo computers.
(4) With MACOS 10.4 or later, hides all open windows and shows the desktop.
F12:- (1) Open the Save as window in Microsoft Word.
(2) Ctrl + F12 opens a document in Word.
(3) Shift + F12 saves the Microsoft Word document (like Ctrl + s).
(4) Ctrl + Shift + F12 prints a document in Microsoft Word.
(5) Preview a page in Microsoft Expression Web.
(6) Open Firebug or browser debug tool.
(7) With an Apple running MACOS 10.4 or later, F12 shows or hides the Dashboard.
(8) Access the list of bootable devices on a computer at startup, allowing you to select a different device to boot from (hard drive, CD or DVD drive, floppy drive, USB drive, and Network).
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