After you file


@loganwhite2 wrote:

I wanted to try putting $0 as my previous year's AGI, but when I went through the TurboTax  efile process, it did not give me a screen to revise my AGI.

 

How do I get to that screen?


See this TurboTax support FAQ for changing the 2020 AGI when using the online editions - https://ttlc.intuit.com/community/agi/help/where-do-i-correct-my-agi-in-turbotax-online/00/26311