Missing options or unresponsive buttons are often caused by an unstable internet connection or browser settings, PixelKraze.
To resolve this, let's ensure you have a stable internet connection. Next, log out of your QuickBooks Online account and log back in to refresh the connection between your account and the servers. Once you're reconnected, you can proceed with setting up your sales tax again.
If the issue persists and you continue to experience unresponsive behavior, you can refer to this troubleshooting guide based on your browser: Why doesn't anything happen when I select a button or link?
We're here to help if you encounter further errors or need additional assistance.