If you have NOT already e-filed your return, follow the steps listed below:
Go to www.TurboTax.com
- Log into TurboTax Online
- Click the box Take Me to My Return
- Select Pick up where I left off
- Select File towards the upper right side of your screen
Here will be the 3 steps to file your return. In Step 1 you can pay your fees. In Step 2 you should see "Revisit" in blue that you can click and it will take you to where you can change your banking information. (see picture below)
***If you have already e-filed your return and need to make changes to your banking information, not to worry you still have options. See the below information for more details
https://ttlc.intuit.com/replies/3302459