Activity Guide (Classic) - setting up to use PTAI_NAV_SAVE_NEXT

In an activity guide, I have a couple of agreement pages set up as action items that contain a save button on the page. I’m trying to configure the template so that when the Save button is pressed, it will advance to the next action item, instead of having to click the Next button. I’ve been following peoplebooks on the configuration: In the template, under Advanced Options: Configurable fields, I’ve set up the field PTAI_NAV_SAVE_NEXT. Then, in the action item, under Configure Related data, for this new field, I’ve put in various HTML tags, such as #ICSave or the actual