If you requested an Installment Agreement when you filed your taxes, it has likely not been processed by the IRS yet. The IRS is very behind due to Covid.
This site may answer your questions: https://www.irs.gov/payments/payment-plans-installment-agreements#reviewplan
Or you can always try calling the IRS for more details on your particular situation. 800-829-1040
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"