7.6 Using Music Box Music Box is not fully compatible with Windows version 3.1. Although your compact discs will play correctly, you will encounter problems using the Save Info button in the Program dialog box to save disc-title and track- title information. If you want to modify this information, you must do so manually by editing the MUSICBOX.INI file. To add a new disc to the file, you can determine the disc ID number by viewing the information in the About dialog box. .