Thanks for turning to the Community for support. QuickBooks Online is a great software to have. It helps you keep track of your finances. One of the many great features that QuickBooks offers, is the ability to Pay and file your taxes online. Here are a few helpful guides that will show you how this can be done.
If you've already done the steps provided in the articles, I recommend clearing your cache and cookies, or trying a different browser, as it may be browsing data that is preventing the software from doing what it is supposed to do.
If you have any other questions, feel free to reach back out to us here!