How to Disable the Lync Welcome Splash Screen on a Citrix Server

To Disable the Welcome to Lync Splash Screen on Citrix Servers:

Open Regedit
Navigate to:
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Terminal Server\Install\Software\Microsoft\Communicator]

Create the following:
“FirstRunPlayed”=dword:00000001