online prep and e-filing of 2018 returns are closed. you need to purchase the desktop software for 2018 available at:
https://turbotax.intuit.com/personal-taxes/past-years-products/
or online. make sure you get the 2018 software because other years are available but each stands on its own. be sure to follow TT filing instructions and mail your return using a method where you get proof of delivery.
