This video covers the process of installing a new agent into an environment. The agent being installed is a hybrid agent that syncs data to the on-demand cloud. The video provides step-by-step instructions on how to install the agent, including entering the registration key, API key, and service URL. It also explains the option to use a system account or managed service principles for authentication. The video emphasizes the importance of entering the correct credentials and notes that the installation process stores all the necessary information in the registry. Finally, the video shows how to check the status of the agent to ensure successful installation.