Matrox Graphics Millennium G400 Latest Windows 9x Drivers page has new version 5.21 Millennium G400 Windows 9x display driver. From the notes, word is this driver can not be used with the Rainbow Runner G-series, you should uninstall any previous Matrox drivers using this procedure before installing the 5.21 drivers, and come time to uninstall the 5.21 drivers you will need their uninstaller utility. Finally, the 5.21 drivers are 32-bit, QuickTime 16 will not work properly with these drivers without this work-around.