TurboTax is correct for the 2017 standard deduction and child tax credit for 2017. Those new amounts you must be referring to go into effect for your 2018 tax return that you will prepare next year in 2019.
https://turbotax.intuit.com/tax-tips/irs-tax-return/2017-tax-reform-legislation-what-you-should-know...
**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.**
