Hi annietah,
Thank you for your post.
We regret to know about your experience and for the inconvenience you are facing in sending emails. In this matter, could you please check your preferences, when you go to AccountRight desktop in Setup >> Preferences >> Emailing >> Check if Send Emails Using AccountRight is ticked, then try to resend the invoices again. If the issue persists you can send me with a screenshot so we can assist you further.
If you still need assistance, please feel free to post again. We are happy to assist.
If my response has answered your enquiry, please click "Accept as Solution" to assist other users find this information.
Kind Regards,
Cel