We can perform some troubleshooting steps to get your QuickBooks activated, lowcountryjs.
Let's make sure the license number and product code for QuickBooks 2020 is correct. Just check out the purchase confirmation email you received from us.
Then, download and install the QuickBooks Tool Hub file to fix any damaged components issues on your software. Once done, try activating QuickBooks Desktop again.
For more details about getting hep with activating Quickbooks, refer to this article: Get help if you can’t activate QuickBooks Desktop.
If you encounter any error message, see Fix errors when activating QuickBooks, or adding license and product numbers article to troubleshoot the problem.
I've got a link here where you can find articles about getting started with QuickBooks: https://quickbooks.intuit.com/learn-support/en-us/get-started/07.
I'm just one reply away if you need a hand with upgrading your company file or any QuickBooks related. I'll be here to help. Have a great day ahead.