EX186942 – Outlook client connectivity issues in specific scenarios
Status: Service degradation
User impact:
Users with multiple enterprise sign-in accounts can’t connect to Exchange Online via the Outlook desktop client.
Latest message:
Title: Outlook client connectivity issues in specific scenarios User Impact: Users with multiple enterprise sign-in accounts can’t connect to Exchange Online via the Outlook desktop client. More info: Further investigation shows that this issue is specific to users with multiple related and trusted Enterprise log-in accounts across Microsoft 365 and Windows. If you have users experiencing issues connecting to the service or impact outside of what is described, please contact HCS support (01432 700110).
Workaround:
Use the exchange online (Outlook) service until the issue is rectified https://office.com
