This self-extracting file contains Windows 3.51 and 4.0 native-mode drivers and Seagate Backup Exec 6.11 drivers for the Sony DDS-3 TBU. After downloading and extracting, make the diskettes by placing a formatted disk in drive A:. Go to a DOS prompt, change to the directory containing the extracted files, type in disk1 a:, and press Enter. Repeat similar steps for disk2 and disk3.