Adaptec have released new USB 2.0 drivers v2.2 for the USB2Connect 5100, 3100LP, DuoConnect 3121, USB2Connect for Notebooks, USB2connect 2000LP, XHub 4, XHub 4+, and XHub 7+.

Download Adaptec USB 2.0 driver v2.2 for Windows 98/ME/2K/XP