No, you put it in the right place. Did you do a restart? Other than that, I don't know. That's what I and many others have done. If I left anything out someone please correct me.
You can also do a search for the topic. I have seen this question answered many times in differen't ways, but basicaly the same. Maybe my file was corrupt or won't work on another computer. Maybe if you delete it from your C drive and use your own, you may get the desired result.