Did you buy the download from Amazon? Then it was only for Mac. (The CD has both Windows & Mac on it). So you need the Windows download. Call support and ask.
Contact Customer Service
(You need to pick the CD/Download program in the product drop down box.)
5am-5pm Pacific Time
Monday-Friday
https://support.turbotax.intuit.com/contact/
What is the Turbo Tax phone number
https://ttlc.intuit.com/community/using-turbotax/help/what-is-the-turbotax-phone-number/00/25632
