Windows

• 1). Start the Windows Registry Editor. If you have Windows XP or an earlier version of Windows, click on "Start," click "Run," then enter "regedit" and click "OK." If you have Windows Vista, click the "Start" button and enter "regedit" in the search box. Click on the "regedit" link that appears on the menu.
  
  
• 2). Go to the "HKEY_CURRENT_USER\Keyboard Layout" folder to remap the "Caps lock" key just for the user account you are using. Go to the "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Keyboard Layout" folder to remap the key for all users on the computer. You must have administrator privileges to make the changes for all users.
  
  
• 3). Click on "edit," New" then "Binary Value." A new key will appear in the folder. Name the key "Scancode Map" without the quotation marks.
  
  
• 4). Double-click on the "Scancode Map" key. A box labeled "Edit Binary Value" will pop up.
  
  
• 5). Type "00 00 00 00 00 00 00 00 02 00 00 00 1D 00 3A 00 00 00 00 00" without the quotation marks. Do not type the spaces -- they will appear automatically after every two characters. Click "OK" once the correct numbers have been entered.
  
  
• 6). Close the Registry Editor and reboot your computer to implement to new key mapping.
  
  

Mac OS X

• 1). Go to "System Preferences," then click on the keyboard icon.
  
  
• 2). Click on the "Modifier Keys" button at the bottom of the screen.
  
  
• 3). Click on the "Caps Lock" button, then put a check mark next to "Control."
  
  
• 4). Click the "OK" button.