- Click Start, click Settings, and then click Control Panel.
- Double-click Add/Remove Hardware.
- Click Uninstall/Unplug a device.
- Click Uninstall a Device.
- In the list of devices, locate the multi-port serial adapter that you want to uninstall, and then click Next.
NOTE: Do not uninstall the individual COM port devices, they are removed automatically when you uninstall the main serial adapter.
- Click Yes, I want to uninstall this device, and then click Next.
- Click Finish.