Use of function keys(F1-F12)

We often thought what is the use of function keys(F1-F12) on keyboard,so here is the list of function they perform.

Almost always used as the help key, almost every program will open the help screen when this key is pressed.
· Enter CMOS Setup.
· Windows Key + F1 would open the Microsoft Windows help and support center.
· Open the Task Pane.
F2
· In Windows commonly used to rename a highlighted icon or file.
· Alt + Ctrl + F2 opens document window in Microsoft Word.
· Ctrl + F2 displays the print preview window in Microsoft Word.
· Enter CMOS Setup.

F3
· Often opens a search feature for many programs including Microsoft Windows.

· In MS-DOS or Windows command line F3 will repeat the last command.
· Shift + F3 will change the text in Microsoft Word from upper to lower case or a capital letter at the beginning of every word.
F4
· Open find window.
· Repeat the last action performed (Word 2000+)
· Alt + F4 will close the program currently active in Microsoft Windows.
· Ctrl + F4 will close the open window within the current active window in Microsoft Windows.
F5
· In all modern Internet browsers pressing F5 will refresh or reload the page or document window.
· Open the find, replace, and go to window in Microsoft Word.
· Starts a slideshow in PowerPoint.
F6
· Move the cursor to the Address bar in Internet Explorer and Mozilla Firefox.
· Ctrl + Shift + F6 opens to another open Microsoft Word document.
F7
Commonly used to spell check and grammar check a document in Microsoft programs such as Microsoft Word, Outlook, etc.
· Shift + F7 runs a Thesaurus check on the word highlighted.
· Turns on Caret browsing in Mozilla Firefox.
F8
· Function key used to enter the Windows startup menu, commonly used to access Windows Safe Mode.
F9
· Opens the Measurements toolbar in Quark 5.0.
F10
· In Microsoft Windows activates the menu bar of an open application.

· Shift + F10 is the same as right-clicking on a highlighted icon, file, or Internet link.
· Access the hidden recovery partition on HP and Sony computers.
· Enter CMOS Setup.
F11
· Full-screen mode in all modern Internet browsers.
· Ctrl + F11 as computer is starting to access the hidden recovery partition on many Dell computers.
· Access the hidden recovery partition on eMachines, Gateway, and Lenovo computers.
F12
· Open the Save as window in Microsoft Word.
· Shift + F12 save the Microsoft Word document.
· Ctrl + Shift + F12 prints a document in Microsoft Word.
· Preview a page in Microsoft Expression Web