After you file

Sometime in August the IRS will open a portal so you can change banking information for the monthly CTC payments.  That portal does not work yet.

 

https://www.irs.gov/credits-deductions/advance-child-tax-credit-payments-in-2021

**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.**