Here's what to expect when you request for a modification of your child support order. Click here to learn the steps in the modification journey.If you would like to change a child support or custody order that resulted from a SAPCR, you will need to file with the court for a modification. Downloadable forms for eFiling, Divorces, and Suites Affecting the Parent-Child Relationship, Child Support, Hail Claims, Legal, LegalEase, and Passports. You're always welcome to change the way you make your child support payments, but the court-ordered amount can change only through a court order. (Fill in the cause number and court information exactly as it is written on the order you want to change.) In the Interest of the following Minor Child(ren):. Completing the Modification Forms. The next step involves filling out the child support modification forms as outlined in the Texas Family Code.