Hello there, @Samantha Prosser.
I acknowledge your feelings about the inconvenience of sudden changes in the custom transaction numbers on invoices. Know that we aim to serve you best.
Upon checking my resources here, there's no report about this matter. Since you're experiencing this issue on a daily basis, I highly recommend contacting our Support Team. They can help you figure out what happened and provide troubleshooting specific to this.
Here's how:
- Go to the Help icon and choose Search.
- Click the Contact Us button and enter your concern.
- Press Continue.
Visit this page for other ways of connecting with our representatives: QuickBooks Online Support. It contains the contact number you can use to call us directly.
See this article to learn how to personalize sales forms to improve business communications: Customize invoices, estimates, and sales receipts in QuickBooks Online.
Please be reassured that our Support Team will help you resolve this issue. Organizing invoices at your convenience is our focus. If you need help with the customization and handling other QuickBooks tasks, just let me know.
