In this post, we want to discuss the best use of Function Keys (F1 to F12). Before we get started, if you want to know about Search Engine Optimization (SEO), please go through the following article: Reasons why SEO is a continuous process.



These keys sit atop your keyboard yet you may have hardly used them except for certain functions like pressing F1 for help while using Microsoft Office programs. Every PC and laptop keyboard comes with a set of Function Keys which cater to special functions.

These Function Keys running from F1 through to F12 help you use shortcuts and special functions. Though F1 through F12 has some default primary and secondary features, they are also capable of performing many other functions when used in combination with keys like Ctrl and Alt.

Best use of the function key
Key Use of function key
 F1  F1 is considered as the universal shortcut for help. Almost all programs instantly bring up the help or support menu if you press F1. In Windows, press the Windows key with F1 will bring you Microsoft’s universal Windows Help and Support.
 F2 F2 is considered as an editing key universally. If you want to rename a file name in Windows Explorer, select the file name you want to edit, press F2, and type the new name you want for the file or folder. The combination of Alt + Ctrl + F2 opens the Documents Library while on MS Office suite.
 F3 F3 lets you search for specific files and folders in Windows Explorer. Similarly, you can use F3 to search/Find something in almost all browsers including Google Chrome, Firefox Mozilla, and Microsoft Edge. In the command prompt (MS-Dos), pressing F3 repeats the last command line. In Microsoft Word, Shift + F3 toggles between capitalizing each word, lower case and upper case for the selected text.
 F4 F4 is known as the great escape key. Pressing Alt + F4 immediately closes the current program without saving the same. It can be used in an emergency it can be used to close browser windows you don’t want others to see. In Windows Explorer, F4 takes the focus or cursor to the address bar. It does the same on all Microsoft Internet Explorer browsers including Edge.
 F5 F5 is the most popular among Internet surfers because it refreshes the browser content. It also performs a similar action in Windows Explorer. However, a few users know that pressing Ctrl+F5 will hard refresh a browser webpage. This means that the content will be reloaded from the server instead of the browser cache. In Microsoft Office, you can use it on PowerPoint to start a slide show and it will open Find, Replace, Go to dialog in all MS Office programs.
 F6 F6 can be used like Tab key on Windows desktop to toggle from the desktop files to the taskbar and the system tray icons. It can also be used to bring focuses on the address bar on most browsers. In Microsoft Office programs, it toggles between the menu items and workspace.
 F7 While F7 does not have any use in Windows, it can be used to turn on Caret browsing on Mozilla Firefox. This feature places a moveable cursor in web pages, allowing you to select text with the keyboard.
 F8 Pressing F8 during the Windows boot process lets you enter into the Windows Start Menu (commonly used to launch the safe mode).

If you are a programmer you would know that F9 is used in Integrated Development Environments. Ctrl+F9 will compile and run the code.


F10 F10 shows the Menu bar in Firefox and IE or highlights the same on most programs. Pressing the combination of Shift + F10 is equivalent to right-click and pops out the context menu.
F11 Pressing F11 opens full-screen mode in Windows Explorer and all browsers including Google Chrome. On MS Excel Shift + F11 adds a new sheet and Ctrl + F11 adds a new macro to the workbook.
F12 Pressing F12 in Microsoft Word will instantly open the Save As an option for you to save the document as a new file. Pressing Ctrl + Shift + F12 is equivalent to Ctrl + P on MS Office.
The best use of Function Keys

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