To delete your unwanted Mortgage lender information in TurboTax, please complete the steps below:

• Select Federal Taxes tab (on left)  
• Select the Deductions & Credits tab (on top)
• Click on Edit/Add (next to Mortgage Interest, Refinancing, and Insurance (Form 1098)
• Click on the Delete (trash can icon) button next to the lender you would like to delete. 
• Select Yes, on Are you sure you want to delete this lender?
• Then, select the Done button. (See image below).