@Blancharddudette1
Yes, it IS a browser permissions thing....you had to hit "Allow" on a pop-up.
I had the same problem the first time I attempted to download Fidelity.
...even though it said Success...but nothing there
You need to allow intuit access to your devices...
One of the following discussions should help you
Reset browser/device permission is described here
Solved: Re: Importing Brokerage data does not work
and here
Solved: Re: vanguard brokerage update is available from Vanguard but not on turbo tax