Pay with refund will not be available until the tax return is available to be e-filed. E-filing will not be available for the 2025 tax returns until the latter part of January 2026.
See this TurboTax support FAQ - https://ttlc.intuit.com/turbotax-support/en-us/help-article/intuit-account-billing/pay-refund/L9ME4a...
