Do yu mean you are trying to determine whether you are a resident of the U.S. for tax purposes or a non-resident alien? There is information that will help you on sprintax:
https://www.sprintax.com/non-resident-alien-tax-1040nr-turbotax.html
If you are a non-resident alien, your return must be filed on Form 1040NR, which cannot be prepared using TurboTax. You can use TT’s partner, sprintax.
**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.**
