How to re-enable CD Autoplay feature in windows XP

Open the Group Policy Editor by typing in gpedit.msc in the Run dialog box. Go to
Computer Configuration > Administrative Templates > System
and double on Turn Autoplay off in the right pane. The default is “Not configured”. Set it to Disabled. This only works with Windows XP Professional.
If you have XP Home Edition, open the Registry Editor and navigate to
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\CDRom.
Double-click the DWORD “AutoRun” in the right pane and set its value to 1. Close the Registry Editor and restart your computer.