Click Start, click Run, type cmd.exe, and then press ENTER.
Type set devmgr_show_nonpresent_devices=1, and then press ENTER.
Type Start DEVMGMT.MSC, and then press ENTER.
Click View, and then click Show Hidden Devices.
Expand the Network Adapters tree.
Right-click the dimmed network adapter, and then click Uninstall.