Hi there, Mark. I can see the urgency of getting this issue resolved. I'm here to provide an update on the issue.
As I checked, it shows that the issue has been identified and our Support Team is still finding a permanent fix. Rest assured that you'll get notified by your email once this issue is resolved.
For additional reference, I've attached a link you can use for uploading custom invoice templates: Import custom form styles for invoices or estimates.
Here's a link for more information about Customising your invoices: Why Should I Customize My Invoices?
Please get back to the Community if you have any questions or need help with the processes in QuickBooks. Our door is always open and I'm here to help you at any time.
