This tool should be able to assist with any troubleshooting due to downloading the software. Please see below and follow the steps listed:
This link does not work. It just takes me to a webpage saying Support has moved
Please see the following FAQ for assistance with disabling your virus protection.
this answer did not help me. McAfee Total Protection icon on Windows 10 has NO disable option.
I just purchase turbotax premier 2019 and CANNOT download the software
TurboTax may install and run flawlessly on one computer, yet the unique software configuration of another computer may cause conflicts with installation, launching, or running.
Please click the TurboTax Help links for troubleshooting instructions.
https://ttlc.intuit.com/questions/1899518-troubleshoot-installing-and-running-turbotax-on-windows
1)I think you can disable McAfee by opening it up through clicking on the icon at the bottom of your screen or search for it using the Windows Start search box.
I found it at this link: https://smallbusiness.chron.com/temporarily-disable-mc[product key removed]ction-54502.html
2) I don't have McAfee, but I had to turn off the Windows firewall that is part of Windows Defender virus software. Once it was off the download happened in just a few minutes.
Then I turned the firewall back on.