@Roosterrebel44 If you have already filed your 2018 tax return you cannot change the method of receiving the tax refund.
If you have not filed the tax return and are using the TurboTax online editions then see this TurboTax support FAQ for direct deposit information - https://ttlc.intuit.com/community/entering-importing/help/where-do-i-enter-my-bank-s-routing-or-acco...
Click on the File tab on the left side of the TurboTax 2018 online program screen.
