The IRS will be opening a portal where you as a filer can update your banking information. It is scheduled to be opened mid-April. Check the link below for updates on this release. This would be the only way at this point to change your banking information.
IRS portal for filers
In the meantime, you can visit the following links for the most recent updates:
IRS Coronavirus Tax Relief
TurboTax Corona Virus Tax Center Updates
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"