Once your e-filed return is in pending or accepted status, it's too late to remove Pay with My Refund. If you have not filed yet or your return gets rejected you can remove Pay with My Refund. See the following:

How do I remove Pay With My Refund fees in TurboTax Online and change my payment method?
https://ttlc.intuit.com/turbotax-support/en-us/help-article/intuit-account-billing/remove-pay-refund...