How can I fill my tax without paying

[Critter-3 · Accepted solution]

If you have not paid for TurboTax Deluxe or registered the account  then you can downgrade  by using the Clear & Start Over option.

• With TurboTax open select tax tools in the left-hand panel.
• Then select Clear & Start Over.
• Select yes when asked are you sure you want to clear your return.

BEFORE YOU FILE: On the side bar, click on tax tools, there will be 2 options, "Switch to Free Edition" or Clear & Start Over".

OR - 

You can use the TurboTax Free File Program - https://freefile.intuit.com/

IRS Free File Program - https://apps.irs.gov/app/freeFile/