Online preparation and e-filing for a 2016 return is permanently closed. A 2016 return can only be printed, signed and mailed. You could not have e-filed anything for 2017 because the IRS is not yet accepting tax returns for 2017.
https://ttlc.intuit.com/questions/1899646-what-if-i-missed-the-october-16-filing-deadline
To file a return for a prior tax year
Only a 2017 return can be prepared online and e-filed.
If you need to prepare a return for 2014, 2015, or 2016 you can purchase and download desktop software to do it, then print, sign, and mail the return(s)
https://turbotax.intuit.com/personal-taxes/past-years-products/
(if you want to prepare on paper for free: )
You can download the Forms and Instructions from the IRS web site:
https://www.irs.gov/forms-pubs
Remember to prepare your state return as well—if you live in a state that has a state income tax.
**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.**
