Seeking a modification of a divorce final judgment typically requires filing a motion in court and providing evidence to support the requested changes. Under Florida state law, individuals seeking a divorce decree modification must file a petition with their local circuit court.Generally, to qualify for a modification of a divorce decree in Florida, you must demonstrate a substantial and material change in circumstances. Pembroke Pines, FL attorney for postdivorce modification explains the process. Call (954) 833-6410 to schedule a confidential consultation. There are just two ways to modify a divorce decree in Florida, whether dealing with alimony, child custody and visitation, or child support. After a divorce it's possible that you may need a Florida divorce modification lawyer to settle future disagreements. Steven Miller can help (877) 348-3354. Petition for modification — You must petition the court to start the post-divorce modification process in Florida. Modification is in the best interests of the child(ren).