You will need to file a 2020 and 2021 tax return for the 3 stimulus payments.
To complete and file a 2021 and 2020 tax return using TurboTax you would need to purchase, download and install on a personal computer one of the desktop editions from this website for each tax year - https://turbotax.intuit.com/personal-taxes/past-years-products/
A 2021 and 2020 tax return can only be printed and mailed, it cannot be e-filed. When mailing multiple tax returns use a separate envelope for each tax year.
