Board Thread:Support Requests - Getting Technical/@comment-25908612-20160306112328/@comment-26843745-20160306132813

Use of a parameter should be capable to give what you need. As an instance, if you put  along with   in the navbox template and fill the parameter with   (like  ) on a page, it will be pre-collapsed on that page - if not filled as such, it will not be pre-collapsed.