Once at this screen move to the next step.
STEP 1 Launch the Plex Media Serverapplication from the Applications Folder or Windows Start Menu Click on the Plex icon located in the OSX toolbar or task bar on a Windows host.
This service allows you to configure a single location to host and stream all your music, movies, shows, and more.
Plex will be automatically downloaded from Drobo and installed on the 5N.
Click the Install button to begin the installation process. Click the Drobo Apps link in the left column and then select Plex from the list of Drobo Apps.