Hi cchester,
Thanks for posting in the Community!
Let me guide you on how to update the email message when sending invoices in QuickBooks Online. Here's how to:
- Click on the Settings icon at the top right corner.
- Click on Account and Settings.
- Click on Sales tab.
- Select Invoice from Sales form drop down.
- Click on Messages and edit the Email message.
- Edit also the email address entered in the Copy (Cc) new invoices to address.
- Click on Save and click on Done.
That's it! You've edited your sales form message. You can also check this link to learn more about: How to set up or change customer messages in QuickBooks Online.
Leave a comment below if you need more help with invoices. I'll be around to assist you!