Why did automatic numbering stop for my invoices after the new update in January? I correct it and then just goes right back to custom numbering. Can anyone help me?

I appreciate your troubleshooting efforts to resolve your concern. I'll provide some information about the invoice numbering within the program. 

We've received reports that the custom transaction number setting is turning on automatically, causing issues with the numbering of invoices. I suggest contacting our Support Team to be added to the list of affected users. Although we're unable to provide a specific timeframe for resolving this problem, our engineers are working diligently to find a solution. 

To contact support:

1. On your QuickBooks Online, click on Help (?).
2. Click either tab to get started: Assistant or Talk to Human.
3. Search Contact Us,  then Start a chat with a support expert.

Refer to this article if you want to personalize the data of your sales forms: Customize invoices, estimates, and sales receipts in QuickBooks Online.

I look forward to resolving this issue and improving your invoice management efficiency. If you have any further questions, please tap the Reply button below. I am available around the clock to assist you.