Hello there, @coxcse.
You've come to the right place for assistance. I'd be glad to provide some info, so you're able to upgrade your QuickBooks Desktop account.
Since QuickBooks Enterprise 2017 has reached the end of it's supported time frame, you'll want to download one of these versions instead:
Once you've ensured the system requirements have been met, you can refer to this article to continue with the download: QuickBooks Downloads.
For more information on installing QuickBooks, you can check out this article: Install QuickBooks Desktop.
If you have any more questions or concerns, please don't hesitate to comment below. Have a good rest of your day.