If life circumstances change and the custody order needs to be modified, one party can file a petition to modify custody. A final order replaces any temporary orders in a case.It specifies legal and physical custody arrangements, which can be different for each child in a family. If a child who is 14 or older wishes to live primarily with the other parent, this preference can form the basis for a custody modification. 1. Fill out the forms. In paragraph (a), state how you are asking the Judge to modify custody. I ask the Court to modify other temporary orders as follows: I pray that the Court grant the Motion to Modify Temporary Orders. Respectfully submitted,. The place to start is to file a petition for child custody modification with the court. This section contains the most current forms for the Protective Order Registry.