If you have a more specific use case or details about the Samsung TV Communicator you're referring to, providing that information could help in giving a more tailored response.
Network: Both the PC and TV must be connected to the same local network. rusamsungtvcommunicator download
Firmware Note: Newer firmware updates on some TV models may block "Remote Control" access, rendering the tool unusable. How to Download and Install If you have a more specific use case
If you're looking to download a communicator app for your Samsung smartphone or tablet, you would typically do this through the Google Play Store. rusamsungtvcommunicator download