I was charged $45 for audit defense! How to get refund? Or was the $45 fee to have my state fee of $25 deducted from my refund?

To see your fees, click on Tax Tools on the left side of the screen. Then click on Tools. You will see My Fees in the center of the screen. 

If you want to downgrade, this FAQ will tell you how: How do I downgrade to a different TurboTax Online product?

Here is a link: How do I request a refund for my TurboTax product?