Microsoft is working to address an ongoing Exchange Online outage that is preventing customers from accessing their mailboxes and calendars.

The Microsoft Exchange admin portal is currently inaccessible from some browsers after Microsoft forgot to renew the SSL certificate for the website. Starting at 8 AM EST today, Microsoft Exchange ...

Microsoft is investigating an Exchange Online outage that blocked access to mailboxes, and many users are still unable to load the Office.com portal.

Microsoft announced on Thursday that it'll deprecate the "classic" Exchange Admin Center management portal on June 20, 2023. Microsoft described it as a "final deprecation" for the older Exchange ...

Microsoft has launched High Volume Email for Exchange Online in public preview, with free access until May 2026 for organizations sending high-volume email.