What are you trying to download? From where? The program?
How to download your software purchase
https://ttlc.intuit.com/community/installing/help/how-do-i-download-the-software-i-purchased-at-turb...
Turn off your antivirus.
Here are the system requirements to install Turbo Tax for Windows…..
https://ttlc.intuit.com/community/system-requirements/help/minimum-system-requirements-for-turbotax-...
And maybe this will help. Windows Troubleshooting Installation…..
https://ttlc.intuit.com/community/troubleshooting/help/troubleshoot-installing-and-running-turbotax-...
