Unable to purchase Turbotax Desktop (Premier + Advantage) 2025 through Fidelity Offer

I am a customer of Fidelity and fidelity offered discounted Turbotax.

I tried to purchase TT Desktop (Premier + Advantage) through fidelity link.

The payment flow allways ends in error (after TT Login is successful).

 

Please fix this issue or let me know what am i doing wrong.