Since the IRS has not processed the 2019 tax return you will need to enter a 0 (zero) for the 2019 AGI so that you can e-file the 2020 tax return.
To file an extension -
Click on Federal on the left side of the online program screen
Click on Other Tax Situations at the top of the program screen
Under Other Tax Forms
On File an Extension, click on the start button
