Enabling street segments for a plan group
Select the Plan Groups options from the navigation side bar.
Click the name of the plan group you want to enable street segments for.
This will open the editor panel. Check the Use Street Segments check box to enable street segments.
Click Save. This will trigger a background process to start grouping other by their nearest street segment. It may take some time for this to fully complete, you can follow task progress in the background task panel.