DiVojichBrass ContributorJun 24, 2020Email bounce back Whenever an email is sent to "name.lastname@mailbox.org" from another @mailbox.org email address, the email is bounced back with the following message: "Delivery has failed to these recipients or gro...Show More
saikeluCopper ContributorJun 24, 2020DiVojich Could you try to Clear Outlook Recipient Cache and the try again? I was able to clear similar kind of issue with this option.
