...
Go to Site Navigation
Right-click on Access Control and click Create New
Note: Leave User name and Password as the default. Ensure the Port field matches the ACX Plugin.
Click Next and follow the prompts to tie cameras to doors
Restart Milestone Event Server, then open Openpath_ACX exe and confirm everything is connected:
Open XProtect Client. There should be an Access Control tab in the client now, and you can add information to live views as well.