Hi there,
Thanks for posting in the Community! I'll be happy to help you with editing a customer message using the app.
To do this, please follow the steps below:
- Go to Settings ⚙️.
- Select Account and Settings.
- From the Menu ☰, select Sales.
- In the Messages section, select the edit (pencil) icon.
- From the Sales form drop-down under Blind Copy (Bcc) new invoices to address, select Invoices and other sales forms or Estimates and type the default message to customers.
- Select Save and Done.
Give this a try and if you're still having issues, I recommend contacting our support team using this link.