Epson Stylus CX4400 TWAIN Driver and EPSON Scan Utility v3.06A Windows 98SE/Me/2000/XP(x32/x64)/Vista(x32/x64). This self-extracting file contains the Epson Stylus CX4400 and CX4450 EPSON Scan Utility and TWAIN Driver v3.06A for Windows 98SE, Me, XP, XP 64-bit Edition, 2000 and Vista 32-bit and 64-bit Editions.. Do use the latest driver version available, it will help you use the facilities of your hardware easier and better. An old version can create hardware conflicts and errors in function. Try to stay updated with your drivers monthly or sometimes weekly. Chose wisely the specific drivers: motherboards driver, bios, graphic cards drivers, modem drivers and so on. Chose the right driver for your hardware and try to make backups of your system every time you want to make a change.