Whoa. Do not--DO NOT--mess with your existing tax return and make changes to it. Leave it alone. If you want to open a different account with a different user ID and prepare a "fake" return for planning pruposes you can try that. Of course, no one knows yet what tax laws may change for 2017 tax returns.
**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.**
