Exchange Server OWA Something went wrong
Exchange Server 2016 DNS issue: This is fix for Something went wrong (OWA) and we haven’t been able to send your message yet (OWA), You don't have permission to perform this action and email stuck in draft folder (OWA). This solution applies to exchange server 2010, exchange server 2013, exchange server 2016 and exchange server 2019 (Public Preview).