It is not clear what you are trying to do. Has your 2018 return been filed and accepted? Or is it incomplete? If you did not complete it, then you cannot work on it online now. Online prep and e-filing closed on October 15, 2019 for 2018 returns. Please post back and tell us what you are trying to do so we know how to help.
**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.**
