Exclaimation on CD/DVD drive

1) Close all open programs 2) Click on Start, Run, and type REGEDIT and press Enter 3) Click on the plus signs (+) next to the following folders * HKEY_LOCAL_MACHINE * SYSTEM * CurrentControlSet * Control * Class * {4D36E965-E325-11CE-BFC1-08002BE10318} 4) This folder...