It would be better for you to start your own new account with a new user ID. If you are trying to use the old account that has been used for past joint returns, you are going to encounter problems and errors. It is very difficult to remove the old "spouse" stuff.
https://ttlc.intuit.com/community/using-turbotax/help/how-do-i-start-another-return-in-turbotax-onli...
https://turbotax.intuit.com/tax-tips/marriage/video-taxes-divorce-heres-what-to-know/L8gReKTj8
**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.**
