It says I need to file a 1040 for additional income but I don’t have additional income and it won’t let me file my taxes

Hi. I know taxes can be confusing. You can start with TurboTax Free and your tax situation can result in an upgrade.

Here's a link explaining why this might have happened.

https://ttlc.intuit.com/questions/1913043-is-turbotax-free-edition-right-for-me