Well, if you have the INF file and the CAB file on you, all you need to do is right click on the INF and select Install.
If that doesn't work then you need to get to your Diplay properties and Upgrade the Driver or Install Driver , select Manual, select have disc, then select the path where the INF and the CAB are saved, select the INF it'll open a list of the displays allowed and choose your display from it....