Litigation sucks. Nobody wins except the lawyers billing by the hour.
If going through a divorce, or modifying a parenting plan or child support order look for options that will keep your situation out of court.
One newish method is called "collaborative law." It's usually, but not always a more effective and less expensive and less time consuming approach to solving family law disputes.
The Intl Academy of Collaborative Professionals link is below for review.
https://www.collaborativepractice.com/