When a user attempts to connect their Outlook mailbox to Outreach, either within the Outreach website or through the Outlook Outreach Add-in, they receive an 'Approval Required' error message.
Org's internal IT team
- Mailbox connection
The org's internal IT team must approve the Outreach application for the user.
The user has not bee approved for use of the Outreach application with their Office 365 account.