No. You cannot use the desktop download software on a phone or any other mobile device. Desktop software can only be used on a full PC or Mac. If you cannot use it on your computer, seek a refund for the download, and then pay the current fees for using the online mobile app. You cannot pay for online software with the license key.
To request a refund for a TT product
https://ttlc.intuit.com/turbotax-support/en-us/help-article/intuit-refunds/request-refund-turbotax-p...
ONLINE 2024
https://turbotax.intuit.com/personal-taxes/online/
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**