Siemens CL-110 User Manual page 36

Remember to unplug the USB cable before continue the uninstallation, or you will
see the reminder as follows. Unplug and press OK.
When the Confirm Device Uninstall screen show up, check Delete the driver
software for the device and click OK to continue.
Wait while the system is uninstalling.
When the uninstallation is finished, the icon of this router under network adapter
list will disappear.
Method Two – uninstall from program list