You can download the latest graphic driver for USB interface here,
-. Supported Device: UM-710S, UM-720S, UM-720F, Mimo Touch2
-. For Windows OS Users
-. Supported Operating Systems: Windows XP(32bit), Windows Vista(32bit & 64bit), Windows 7 (32bit & 64bit)
-. File Size: 16.60 MB
The graphics USB interface for Windows OS comes from a company of DisplayLink and latest drivers are available on the web site at http://www.displaylink.com/support/downloads.php. It is always recommended you please download and install the latest graphics driver.