I appreciate what you've done so far, @topspinner, and I understand how you feel about your experience with one of our support. I'll ensure to take this note to help improve your experience.

The issue with the new system has already been resolved and you can work again with the shipping manager using UPS. Check out this article for more details: Get Started with the new Shipping Manager in QuickBooks Desktop.

If you're still having issues setting up the new Shipping Manager experience, you can contact again our Live Support Team. They have the necessary tools to check your account and provide troubleshooting steps to resolve the issue in no time as we cannot access your account on our public Community website.

You can also visit the Intuit QuickBooks Shipping Manager website to get answers to frequently asked questions about UPS.

Let me know in this thread if you have any questions about the shipping manager in QuickBooks Desktop. The Community team is here to provide assistance and address your concerns effectively.