Hello @Chuck S,
In QuickBooks Desktop, the estimate's transaction number will always follow the next sequence based on the last one created. Since it doesn't allow you to do so, let's consider utilizing the QuickBooks tools to identify why creating an estimate reverting its transaction number. Let me show you how.
A. To Verify Data
- Go to File.
- Click Utilities.
- Select Verify Data.
- Click OK.
B. To Rebuild Data
- Go to File.
- Click Utilities.
- Select Rebuild Data.
- Click OK.
In addition, here's an article you can read to learn more about these tools: How to fix possible data damage on your QuickBooks Desktop company file?
Lastly, I've also included this reference helpful with the different ways you can use to track customer transactions: Get started with customer transaction workflows in QuickBooks Desktop.
Don't hesitate to post again here if you have other questions or concerns with QuickBooks tasks and navigations. I'm always around happy to help. Stay safe and have a good one!
