Function Keys of Computer Keyboard – F Keys

Updated: March 10, 2024


F keys are usually located at the top of the keyboard and marked in F1 and F2. Each keyboard function key has a specific role, such as opening pages, refreshing a page, adjusting volume, etc. Using function keys effectively can make working on your computer faster and easier.

Table of Content
  1. F1 Key Used for Help
    1. Operating System Help
    2. Application Help
    3. Online Help
  2. F2 Key Used for Rename
    1. File Explorer / File Manager
    2. Desktop
    3. Shortcut Creation
  3. F3 Key Used For Searching
    1. Command Line Interfaces
    2. Text Editors
    3. Search Boxes
  4. F4 Key Used For Shutdown
    1. Macro Recording
    2. Application Windows
    3. Web-Browsers
  5. F5 Key Used For Refresh
    1. Cache Clearing
    2. Debugging
    3. Application Refresh
  6. F6 Key Used For Highlight Address Bar
    1. Dialog Boxes and Form Fields
    2. Shortcut for Tabbed Interfaces
    3. Text Editors and Word Processors
  7. F7 Key Used For Spelling Check or Grammer
    1. Spell Check
    2. Grammar Check
    3. Shortcut For Macros
  8. F8 Key Used For Remove Select Boot Menu
    1. Safe Mode
    2. Debugging Mode
    3. Other Boot Options
  9. F9 Key Used For Remove Select Item
    1. Refresh or Recalculate
    2. Debugging and Development
    3. Gaming
  10. F10 Key Used For Right Click Work
    1. Menu Bar Access
    2. Text Editing
    3. Function Key Modifier
  11. F11 Key Used For Fullscreen
    1. Fullscreen Mode
    2. Maximize Window
    3. Customizable Shortcut
  12. F12 Key Used For Save as
    1. Tools for Developers
    2. Save As
    3. Shortcut Key
  13. Conclusion about f keys on a keyboard
  14. FAQS( Frequently Asked Questions)

F1 Key Used for Help

The F1 key is commonly used as the “Help” key on most keyboards. When pressed, the F1 key typically opens context-sensitive help menus, guides, or support documentation relevant to the current task or application.

Operating System Help

In most operating systems, pressing F1 opens the system help menu, where users can find guidance on different topics such as system settings, troubleshooting, etc.

Application Help

Within software applications, pressing F1 opens a help dialog box specific to that application. This help feature offers information on how to use the software, explanations of features, keyboard shortcuts, and answers to frequently asked questions.

Online Help

Some applications may also use F1 to redirect users to help online resources, including web-based documentation, forums, or support pages maintained by the software developer.

F2 Key Used for Rename

The F2 key is commonly used as the “Rename” key on most keyboards. Its primary function is quickly renaming files, folders, or selected items in many file management systems and applications.

File Explorer / File Manager

In operating systems like Windows, when you select a file or folder and press F2, the rename function activates, allowing you to edit the name of the selected item directly. This feature is handy for quickly organizing and managing files on your computer.


Similarly, in file management systems, such as the desktop environment in Windows, macOS, or Linux, pressing F2 while selecting a file or folder enables you to rename it.

Shortcut Creation

In some applications or operating systems, pressing F2 while selecting a shortcut icon allows you to edit the shortcut’s name.

F3 Key Used For Searching

The F3 key is commonly used as the “Search” key on most keyboards. Its primary function is to begin a search operation within applications, file explorers, or web browsers.

Command Line Interfaces

In command line interfaces or terminal windows, pressing F3 may begin history search functionality, allowing you to quickly recall and execute previously entered commands.

Text Editors

In text editing software, pressing F3 often begins a search operation within the document, allowing you to find instances of a particular word or phrase. This feature is beneficial for navigating large documents or identifying specific text sections.

Search Boxes

F3 is often used to activate search boxes or search panels in different software applications or dialog boxes. For example, in email clients or database applications, pressing F3 may open a search dialog where you can enter criteria to filter and locate specific items.

F4 Key Used For Shutdown

The F4 key is commonly used as the “Close” key on most keyboards. Depending on the context, its primary function is to close or release the currently active window or application.

Macro Recording

F4 can be used to start recording or playing back macros in some recording software. By recording a sequence of operations and designating them to be quickly executed by pressing the F4 key, this function enables users to automate monotonous chores.

Application Windows

In many applications and operating systems, pressing F4 while a window is active starts the close function. This prompts the application to close the window or complete the program if it’s the last remaining window. This feature provides a quick way to close individual windows without using the mouse or navigating through menus.


Pressing Alt + F4 together closes the browser window and ends the browsing session. This keyboard shortcut lets you quickly exit the browser without going through menus or pressing the close button.

F5 Key Used For Refresh

The F5 key is commonly used as the “Refresh” key on most keyboards. Its primary function is reloading or refreshing the currently active window or webpage.

Cache Clearing

In web development and debugging tools, pressing Ctrl + F5 together can perform a “hard refresh,” clearing the browser cache and reloading the webpage from the server. This action ensures that you see the latest version of the webpage without any cached data interfering.


F5 is commonly used as a shortcut to start or continue the execution of a program after making changes to the code. This action is often related to the “run” or “debug” functionality in software development environments.

Application Refresh

Pressing F5 might refresh the mailbox or document to fetch new messages or updates.

F6 Key Used For Highlight Address Bar

The F6 key serves many functions depending on the context of its usage, primarily related to cursor movement and navigation within applications, web browsers, and operating systems.

Dialog Boxes and Form Fields

In many software applications, pressing F6 may cycle the cursor focus between different dialog boxes, making it easier for users to interact with and navigate through complex user interfaces without using the mouse.

Shortcut for Tabbed Interfaces

In applications with tabbed interfaces, such as web browsers or tabbed text editors, pressing Ctrl + Shift + F6 together may switch between different tabs or documents, providing a quick way to navigate through open tabs without using the mouse.

Text Editors and Word Processors

In text editing software or word processors, pressing F6 may move the cursor focus to different document sections or user interfaces. This action allows users to navigate documents and perform editing tasks more precisely.

F7 Key Used For Spelling Check or Grammer

The F7 key serves many functions. Its primary function is spell-checking and other text-related operations within software applications.

Spell Check

F7 is used for spell-checking. The spell-check function scans the document for spelling errors and prompts the user to correct any identified mistakes. This feature helps ensure the accuracy of written documents, decreasing errors and improving readability.

Grammar Check

May also use F7 for grammar checking. Grammar check functionality analyzes the grammar and syntax of written text, highlighting grammatical errors and suggesting corrections or improvements.

Shortcut For Macros

F7 may be used as a hotkey for starting macro recording or playback. By giving F7 as a macro shortcut, users can simplify workflow, improve efficiency, and perform routine operations.

F8 Key Used For Remove Select Boot Menu

The F8 key serves different functions, primarily related to accessing boot options during system startup in Windows operating systems and other functionalities within software applications.

Safe Mode

Safe mode is an important setting included in the Advanced Boot settings menu. Users who choose Safe mode can analyze and fix software system stability issues by booting Windows with limited drivers and services. Safe mode is often used when operating systems fail to boot normally due to problematic drivers or software installations.

Debugging Mode

Another option available in the Advanced Boot Options menu is Debugging Mode. This mode enables debugging features that developers can use to diagnose and troubleshoot low-level system issues, such as driver disputes or hardware failures.

Other Boot Options

The Advanced Boot Options menu may offer options for fixing the Windows installation, using the command prompt, and carrying out system recovery procedures in addition to Safe Mode and Debugging Mode.

F9 Key Used For Remove Select Item

The F9 key is one of the function keys found on most computer keyboards. Here’s a comprehensive explanation of its common functions and uses.

Refresh or Recalculate

Pressing F9 may start a data refresh or recalculation. For example, in spreadsheet programs like Microsoft Excel, pressing F9 recalculates all formulas in the active worksheet, ensuring up-to-date and accurate data.

Debugging and Development

F9 can be used as a shortcut for debugging in programming. Programmers can pause execution by pressing F9 in the well-known code editor Visual Studio. They can also check variables or step through the code during debugging sessions.


In some video games, F9 may be assigned to a specific in-game action or function by default or through user customization options.

F10 Key Used For Right Click Work

The F10 key is another function key commonly found on computer keyboards. Here’s a detail.

F10 enables users to access different commands and features within the application and browse via different menus. This maximizes the viewing area and hides the browser toolbars and menus.

Text Editing

In some text editing applications, pressing F10 may perform specific text editing functions or shortcuts. For example, in Microsoft Word, pressing Shift + F10 opens a context menu with options for formatting text, inserting objects, and other editing commands.

Function Key Modifier

In combination with other keys, such as the Shift or Alt keys, F10 may serve as a modifier key to access additional functions or shortcuts.

F11 Key Used For Fullscreen

The F11 key is another function key commonly found on computer keyboards.

Fullscreen Mode

Fullscreen mode is a feature available in most web browsers that allows users to view web content in a larger, immersive display. By entering fullscreen mode, the browser window expands to cover the full screen, removing distractions and providing a focused viewing experience.

Maximize Window

In some applications, pressing F11 may maximize the active window or application to fill the available screen space. It allows users to quickly switch between fullscreen and windowed modes for better visibility and productivity.

Customizable Shortcut

Pressing F11, many applications and operating systems allow users to configure keyboard shortcuts or hotkeys to launch programs, open files, or perform other tasks with a single keystroke.

F12 Key Used For Save as

The F12 key is another function key commonly found on computer keyboards.

Tools for Developers

F12 can be used to open the developer tools or console in web browsers, including Google Chrome and Mozilla Firefox. These developer tools provide web developers with a suite of debugging and development features, allowing them to inspect and modify HTML, CSS, and JavaScript code, analyze network activity, debug JavaScript errors, and optimize website performance.

Save As

Pressing the F12 key opens the “Save As” dialog box. From there, users can choose to save the current document. Without having to go through several menus, you may save and organize files quickly and easily with this shortcut.

Shortcut Key

In combination with other keys, such as the Ctrl or Alt keys, F12 may serve as a shortcut key to access specific features or perform tasks more efficiently. For example, pressing Ctrl + F12 in some applications may open the document properties dialog box, allowing users to customize settings.

Conclusion about f keys on a keyboard

Overall, the function keys on a keyboard have specific functions and commands. From F1 to F12 for many functions, these keys enhance user efficiency and productivity by offering shortcuts to commonly used actions. Understanding the functions and capabilities of each function key can greatly improve workflow and usability during computer tasks.

FAQS( Frequently Asked Questions)

How many buttons are on the computer keyboard?

The keyboard of a standard computer typically has around 104 keys.

What does F9 do?

The F9 key is often used to open a search function or execute specific commands. The function keys can be customized or programmed for specific functions based on user preferences or software settings.

What is the purpose of the keyboard’s F8 key?

The Windows Safe Mode can be accessed by pressing the F8 key at computer startup.

What are a keyboard’s seven special keys?

Typically, the seven unique keys on a keyboard are referred to as the function keys (F1–F12).

Where are the function keys on the keyboard located?

The function keys are usually found on the upper row of the keyboard (F1–F12).

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