Yamaha KCA-M538F User Manual page 56

3.2 Windows Vista
Uninstall the driver software.
3
When the "Confirm Device Uninstall" dialog box appears, select the "Delete the
driver software for this device" check box and click [OK].
"Confirm Device Uninstall" dialog box
Example: For KBG-M538F USB Serial Port
Select
Delete the "Universal Serial Bus controller".
4
Right-click on "M538F USB High Speed Serial Converter" displayed under the
"Universal Serial Bus controllers" group, and select "Uninstall" from the right-click
menu.
Deleting the "Universal Serial Bus controller"
Right-click
56
3. Uninstalling the driver software
Click
Click