If you have problems getting Music CD to run then check to make sure that you have the proper DOS and Window drivers loaded. If you have problems getting the volume to work, then try the AUX/Line In, located in Options dialog box. If your volume still does not work the check the about box and see what your audio capabilities are. Music CD is not a freeware, but a shareware program. If after trying this product, you decide that you like it, then please send a check or money order for $10.50 U.S, with your name and address to: John Mayo Music CD 1010 Hayes Ave. Salisbury, MD 21801-6620 You will be sent a registration number verifying you as a registered user, and will remove those annoying messages. You also have the option of sending $12.00 US. You will receive a disk and a registration number verifying you as a registered user. To install Music CD, unzip the the files to a directory and execute musiccd.exe. Also, you could run the setup program to install the files to a directory that you wish.. If you are a previous registered user of version 2.0 or above, then go to the about box, select the register button, type in your name exactly as it appears on your registration letter, your registration number, then press the OK button. This will remove all the registration prompts.