Just an FYI. Everything was working great then I started getting the DeepStack 100 Error (while running BI 5.5.1.3). I reinstalled DeepStack and the problem was solved. Make sure you stop Blue Iris and BI Service and kill any Python processes otherwise you will get installation errors. Later I found...

When you say connecting remotely, I assume you are referring to the new Remote Management feature. If so, I believe that feature was added in V5 and only works when both computers have V5.