1. F1: Help function. In the Windows system, pressing F1 in a program or in File Explorer generally brings up the help interface. Here's a handy tip: if you're working with a specific program and need to access system help, you can press Win + F1 simultaneously.
2. F2: Rename function. In the File Explorer, if you want to rename a file or folder, simply select the file or folder and press F2.
3. F3: Search function. Pressing F3 in File Explorer or specific programs brings up the search box, allowing you to search for files.
4. F4: Open address bar list function. In Internet Explorer or third-party browsers, pressing F4 opens the current address bar list.
5. F5: Refresh function. Pressing F5 refreshes the content of the desktop, current operating interface, or window.
6. F6: Locate address bar function. In a browser or File Explorer, pressing F6 quickly moves the cursor to the address bar.
7. F7: There is no specific shortcut function in the Windows operating system.
8. F8: Display boot menu function. When starting the Windows system, pressing F8 displays the boot menu.
9. F9: There is no specific shortcut function in the Windows operating interface, but in Windows Media Player, pressing F9 quickly reduces the volume.
10. F10: Open menu function. In the operating interface, pressing Shift + F10 opens the shortcut menu for the operating interface.
11. F11: Full-screen function. In a window, pressing F11 quickly toggles the window to full-screen mode.
12. F12: Save As function. In a Word document or specific program, pressing F12 quickly opens the Save As program.
Additional information about the functions of keys on the keyboard, other than letter and number keys:
1. ESC: Escape key, cancels the current state or command.
2. ALT: Alternate key, used in combination with other keys for switching functions, rarely used alone.
3. CTRL: Control key, used in combination with other keys, rarely used alone.
4. SHIFT: Shift key, used to input the upper character on a key with two characters.
5. TAB: Tab key, moves the cursor down or right by one tab stop (usually 8 characters, equivalent to 8 spaces), or jumps to the next similar object.
6. CAPS LOCK: Caps Lock key, used for toggling between uppercase and lowercase.
7. DELETE: Delete key, deletes the character at the current position.
8. INSERT: Insert key, used for text editing.
9. HOME: Home key, moves the cursor to the beginning of the line.
10. END: End key, moves the cursor to the end of the line.
11. PAGE UP: Page Up key, scrolls up one page.
12. PAGE DOWN: Page Down key, scrolls down one page.
13. ENTER: Enter key.
14. SCROLL LOCK: Scroll Lock key, toggles screen scrolling on or off.
15. PRINT SCREEN: Print Screen key, captures the current screen.
