Titan USB-COMi Installation Manual page 12

8. Select uninstall and be sure to click the box for "Delete the driver software
for this device" in the next window and press "OK".
Note: if you have more than one USB-COMi or USB-COMi-SI Converter installed in
your PC, you need to repeat step 7 and step 8 to delete the driver software for all
devices.
DB-9 Male Connector Pin Assignment
USB-COMi & USB-COMi-SI USB to RS-422/485 Adapters User's Manual
12