What
If you find that outgoing emails are not sending, then this could be due to some kind of change on the user's account settings.
NOTE: The instructions in this article can only be carried out by your organisation's System Administrator.
Where
Home > Settings > Advanced Settings > Settings > Email Configuration > Mailboxes
How
1. From the above route, change the view to All Mailboxes > find & select the affected User > click Options:
2. The user's mailbox may appear as Not Run or Failure:
3. If so, select Approve Email > Test & Enable Mailbox which will set the status to Success:
NOTE: It can sometimes take around 5 minutes for the status to update.
Important additional information
It is important to note that any old emails that were previously sent but did not reach the recipients, will be automatically re-sent after the above instructions have been completed, therefore, prior to carrying out the above steps, users will need to delete any previous failed emails that are not required to be sent out.