If you have a hard disk, you can put this program on it, but if you boot from the hard disk the CONFIG.SYS file on it must have the minimum configuration of: FILES=20 BUFFERS=22 The CONFIG.SYS file can be created with a text editor or the COPY CON command or you can copy it from this disk. If the program does not function properly it is possible that all necessary files were not copied onto the disk you acquired. A new copy of PC-LEARN may be obtained by sending $10.00, or you can become a registered user for $30.00 that also allows you to submit or order learn file disks from our catalogue. THE LEARN-SOFT COMPANY Box JA College Station, Texas 77841.