Business & farm

Try to clear the "cache and cookies" from your browser, and then log into TurboTax Online again.  And, look for the box "hiding" behind another window on your computer screen.

What you should be seeing when you double click on that box is a pop-up that let's you select either an existing QBI Component worksheet in your tax return, or type in a name (e.g., of your business) to "Create a new copy".  Here's what that pop-up should look like: