If you don't have a mortgage then you should not enter any information in the Mortgage Interest Deduction section. Click on Update per the screenshot below and remove the information entered.
Or, to delete the Form on TurboTax, please follow these steps:
- Click Tax Tools on the left sidebar.
- Click Tools on the drop-down.
- Click "Delete a form" on the “Tools Center” screen.
- Scroll to Form 1098 and click Delete.
- Confirm the Delete.
@stephaniechughes