Solved
Since I changed my security settings to 2-step verification I can't log in. After entering the code by phone, I'm directed to a loading page and don't get pass it
Original commenter did not share additional details
Hi thiago_vboas, please ensure that you're selecting the correct login option for your subscription type, this will either be QuickBooks Online (including Simple Start, Essentials, and Plus) or QuickBooks Self-Employed.
Get back to us below if you're still unable to access after checking this - thanks! 🙂