my income went from 80000 to 63500, and I need to adjust alimony/child support for ogle county il.

You will need to file a petition for modification for both child support and alimony. You can represent yourself in court. However, it is always best to use a legal expert in case the support and alimony recipient decide to contest your modification. We also assist PRO Se with paper-work preparation if you are under budget.    Above answer and comments to questions are for general purposes only and does not constitute legal advice or establishes an attorney-client relationship without a signed retainer. Please reach out to an attorney you are comfortable with working and discussing your case in more details.