Yes---you can still go back and use the online software to enter your 2022 information. That software is only for 2022. If you leave 2021 information in there it will be all wrong. You will have to delete the 2021 income information you entered and replace it with 2022 information. The tax laws for 2021 and 2022 are different.
In order to prepare a 2021 return, use the link given to you earlier and get the CD/download for 2021. The 2021 return will have to be filed by mail.
**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.**
