Deductions & credits

You should be able to claim her as a qualified relative if you provided over half her support for 2017.  You will get the personal exemption of $4050 which lowers the amount of income you are taxed on.  If she had any tax withheld, she can still file a return to seek a refund, but has to say on her return that she can be claimed as someone else's dependent.
**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.**