I couldn’t file 2018 tax it’s not working

[DoninGA]

The TurboTax online editions are Only for tax year 2019

To complete a 2018 tax return using TurboTax you will need to purchase, download and install on a personal computer one of the 2018 desktop editions from this website - https://turbotax.intuit.com/personal-taxes/past-years-products/

A 2018 tax return can only be printed and mailed, it cannot be e-filed.

[mesquitebean]

What do you mean?  What are you doing?  Online TurboTax is currently only for 2019 returns.  A 2018 return has to be prepared in the 2018 desktop software.