Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
Try reinstalling Parallels Tools.
Then try disabling "Share Mac applications with Windows". Wait a few minutes, then re-enable it.
I'm using Windows 7 and my User name is Joe so Parallels creates Windows helper executables at "C:\Users\Joe\AppData\Roaming\Parallels\Shared Applications".
Shortcuts are created for the Start menu at "C:\Users\Joe\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Parallels Shared Applications".