If you right click on the icon, select change icon, click browse, browse to the folder where the application is installed and then click on the .exe file for the applicaition, as seen in the video below, then save while backing out, it should correct the problem. Appologies, the quality isn't great. It gets better after the first few seconds.
[video="https://www.youtube.com/watch?v=um2PPjPzWmw"][/video]