I have created a visio custom visual in the latest version of power BI (Sept 2017). Rendering the diagram is fine and I can select a node within the diagram to filter other visuals on the page but as...
This is now fixed. I upgraded the Power BI Desktop (there is a second release for November, I went from 64-bit version 2.52.4921.581 to 2.52.4921.682) and focus now works when zooming in on large networks. Thanks!