When you install XP Service Pack 2 (SP2), a new Windows Bluetooth driver and taskbar icon are automatically installed and some previously installed third-party Bluetooth utilities and drivers might become inoperative. (The Microsoft article "How to troubleshoot Bluetooth detection and connectivity problems in Windows XP Service Pack 2," http://support.microsoft.com/?kbid=883258, discusses the problems.) If you want to use a third-party Bluetooth driver, you can select it by following these steps:
If you want to use the Windows Bluetooth driver after you perform these steps, you can still access it in Control Panel.