After you file

You say you "filed" your 2017 tax return.  What did you do ?  Did you e-file it or did you mail it in?  And what do you mean by "one more payment?"  When did you begin a payment plan with the IRS?  Was the plan for 2017 or for some other year?
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**