Add the entry again to get the option to connect to the bank and download it. Then delete the original entry. You will only get the option to connect to the bank on a new entry, not when you edit an entry.
How to Import 1099 forms
But most of us recommend to enter it manually. Don't enter the bank name and don't try to import it. It is just as fast and easy to manually enter it. At the bottom pick Change How I enter my Form
Then on the next screen pick I'll Type it in Myself
What kind of 1099 do you need to import? 1099Int or 1099R, etc? Like for interest...
Enter a 1099-Int under
Federal Taxes tab
Wages & Income
Interest and Dividends
Interest on 1099INT - Click the Start, Revisit Or Update button