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Windows Tip: Unknown Keys             

Use this guide to discover what some of those unknown keys on your keyboard do, Have you ever come across the command, "press any key," while computing? If you wonder which key is any key and what the Scroll Lock key does, you are not alone. The question users ask tech support technicians most often is, "What does this key mean?"

Key definitions
Any Key: Tech support specialists claim this is just another name for the spacebar. In the event you see the any key blue screen, pressing the spacebar is thought to not compromise any open documents or programs. But when prompted to press any key, you could actually press any key on your keyboard and it should have the same effect.

Insert: When activated, this key lets you type directly over text.

Home: Use this key to move to the beginning of the line.

End: Use this key to move to the end of the line.

Page Up: Use this key to move to the top of the page.

Page Down: Use this key to move to the bottom of the page.

Print Screen/SysRq: Print screen allows you to take a picture of the screen. Paste it into an email to let others see what you see.

Scroll Lock: This is a toggle key that changes the positioning of the cursor relative to the movement of the arrow keys. If a program supports this function, and Scroll Lock is turned on, pressing the arrow keys makes the display appear to scroll while the cursor stays in its original position.

Pause Break: This key was previously used in programming and debugging applications. In most current programs, it is non-functioning. But it does have one use when combined with another key. Press the Windows button + Pause/Break to launch the System Properties dialog box.