Is there a way to keep this profile field a multiple checkbox instead of list when you have more than 4 options. Doesn't seem like this behaves the way it should?
From your description I understand you are referring to the following behavior:
However there is not an out of the box option to control this behavior. As such, if this is a feature you are interested in seeing in a future release I would suggest submitting an idea to the Ideas for Jive space, where our Product team reviews through top rated ideas when considering features for future releases.