I think I fixed it! I see you're running windows 8.1 as well so heres what I did:
1.Delete the drivers you installed
2.https://learn.sparkfun.com/tutorials/disabling-driver-signature-on-windows-8/disabling-signed-driver-enforcement-on-windows-8 Follow these steps
3.Now install the drivers and BAM, all better!
1.Delete the drivers you installed
2.https://learn.sparkfun.com/tutorials/disabling-driver-signature-on-windows-8/disabling-signed-driver-enforcement-on-windows-8 Follow these steps
3.Now install the drivers and BAM, all better!