{"id":160781,"date":"2026-01-22T16:06:03","date_gmt":"2026-01-22T21:06:03","guid":{"rendered":"https:\/\/www.bu.edu\/tech\/?p=160781"},"modified":"2026-01-24T16:37:30","modified_gmt":"2026-01-24T21:37:30","slug":"160781","status":"publish","type":"post","link":"https:\/\/www.bu.edu\/tech\/2026\/01\/22\/160781\/","title":{"rendered":"Resolved: Microsoft service degradation"},"content":{"rendered":"

Incident Discovery Time:<\/strong> 02:33pm on 01\/22\/2026
\nTime of Resolution:<\/strong> 05:00am on 01\/23\/2026<\/p>\n

Services Impacted:<\/strong> Email & Calendaring<\/strong><\/p>\n

Description of Impact<\/h4>\n

Clients were seeing degraded service functionality or were unable to access multiple Microsoft 365 services.<\/p>\n

Incident Description and Resolution<\/h4>\n

Microsoft has stated that all their products are operational again. (https:\/\/status.cloud.microsoft\/m365\/referrer=serviceStatusRedirect)<\/p>\n

If you continue to have issues, please contact the IT Help Center<\/a>.<\/p>\n

Previous Update<\/h4>\n

<\/p>\n

Incident Discovery Time:<\/strong> 02:33pm on 01\/22\/2026<\/p>\n

Services Impacted:<\/strong> Email & Calendaring<\/p>\n

Description of Impact<\/h4>\n

Users may be seeing degraded service functionality or be unable to access multiple Microsoft 365 services.<\/p>\n

Current Status<\/h4>\n

Current status from Microsoft: “We\u2019re seeing continued improvements in service availability and functionality as a result of our load-balancing efforts. We\u2019re actively monitoring performance and making targeted adjustments to further improve stability and availability, while continuing recovery actions to ensure a reliable service experience.”
\n\u00a0<\/p>\n

Additional Information<\/h4>\n

This is related to a widespread Microsoft outage. Microsoft’s updates can be found here: https:\/\/status.cloud.microsoft\/m365\/referrer=serviceStatusRedirect<\/a><\/p>\n

Next Update:<\/strong> Upon resolution<\/br><\/p>\n

Previous Update<\/h4>\n

Incident Discovery Time:<\/strong> 02:33pm on 01\/22\/2026<\/p>\n

Services Impacted:<\/strong> Email & Calendaring<\/p>\n

Description of Impact<\/h4>\n

Users may be seeing degraded service functionality or be unable to access multiple Microsoft 365 services.<\/p>\n

Current Status<\/h4>\n

Current status from Microsoft: “We\u2019re refining our load balancing efforts to optimize performance and reduce potential impact. In parallel, we\u2019re assessing alternative solutions to reinforce recovery and enhance long term stability.”
\n\u00a0<\/p>\n

Additional Information<\/h4>\n

This is related to a widespread Microsoft outage. More information can be found here: https:\/\/status.cloud.microsoft\/m365\/referrer=serviceStatusRedirect<\/a><\/p>\n

Next Update:<\/strong> Thursday:9:40pm<\/br><\/p>\n

Previous Update<\/h4>\n

Incident Discovery Time:<\/strong> 02:33pm on 01\/22\/2026<\/p>\n

Services Impacted:<\/strong> Email & Calendaring<\/p>\n

Description of Impact<\/h4>\n

Users may be seeing degraded service functionality or be unable to access multiple Microsoft 365 services.<\/p>\n

Current Status<\/h4>\n

“Some of the impacted service functions include, but may not be limited to:<\/p>\n

  • Sending and receiving email through Exchange Online, including notification email from Microsoft Viva Engage as well as subscription email for Microsoft Fabric users. Users may be receiving a “451 4.3.2 temporary server issue” error message when attempting to send or receive email through Outlook.\n
  • Collecting message traces in Exchange Online.\n
  • Searching within SharePoint Online, Microsoft OneDrive, and\/or Microsoft Teams.\n
  • Accessing the service portals, including Microsoft Purview, Microsoft Defender XDR, and the Microsoft 365 admin center.\n
  • Creating chats, meetings, teams, channels or adding members in Microsoft Teams. Additionally, some users may be intermittently unable to create breakout rooms or Microsoft Teams live events.\n
  • Receiving presence or location information in Microsoft Teams.\n
  • Existing or new meeting options for Facilitator in Teams may not be honored.\n
  • Applying and managing sensitivity labels, interactive operations on reports, and artifacts with sensitivity labels in Microsoft Fabric.\n
  • Print registration and printer jobs may fail in Universal Print.”
    \n\u00a0
    \n<\/br><\/br>Current status from Microsoft: “We’re continuing to refine our load balancing configurations to remedy residual imbalances across the environment and further our ongoing recovery efforts.”<\/p>\n

    Additional Information<\/h4>\n

    This is related to a widespread Microsoft outage. More information can be found here: https:\/\/status.cloud.microsoft\/m365\/referrer=serviceStatusRedirect<\/a><\/p>\n

    Next Update:<\/strong> Thursday, 08:30pm<\/br><\/p>\n

    Previous Update<\/h4>\n

    Incident Discovery Time:<\/strong> 02:33pm on 01\/22\/2026
    \nServices Impacted:<\/strong> Email & Calendaring<\/p>\n

    Description of Impact<\/h4>\n

    Microsoft experienced an outage which has impacted Microsoft services on campus, such as:Exchange Online, Microsoft 365 suite, Microsoft Defender XDR, Microsoft OneDrive, SharePoint Online<\/br><\/br><\/p>\n

    More info:<\/br><\/br><\/p>\n

    Users may be receiving a “451 4.3.2 temporary server issue” error message when attempting to send or receive email through Outlook.<\/br><\/p>\n

    Some of the impacted service functions include, but may not be limited to:<\/br><\/p>\n

    – Sending and receiving email through Exchange Online, including notification emails from Microsoft Viva Engage.<\/br><\/p>\n

    – Searching within SharePoint Online and\/or Microsoft OneDrive.<\/br><\/p>\n

    – Creating chats, meetings, teams, channels or adding members in Microsoft Teams.<\/br><\/p>\n

    – Receiving presence or location information in Microsoft Teams.<\/br><\/p>\n

    Root cause: Per Microsoft, a portion of dependent service infrastructure in the North America region isn’t processing traffic as expected.<\/br><\/p>\n

    Current Status<\/h4>\n

    Microsoft has stated that they have restored the affected infrastructure to a healthy state, however, “further load balancing is required to mitigate persistent impact.” <\/p>\n

    Next Update:<\/strong> Thursday, January 22, 2026 at 7:30PM EST<\/br><\/br><\/p>\n

    Previous Update:<\/h4>\n

    Incident Discovery Time:<\/strong> 02:33pm [corrected] on 01\/22\/2026 <\/p>\n

    Services Impacted:<\/strong> Email & Calendaring<\/p>\n

    Current Status<\/h4>\n

    Microsoft outages were reported.<\/p>\n

    Next Update:<\/strong> 06:00pm <\/p>\n","protected":false},"excerpt":{"rendered":"

    Microsoft has stated that all their products are operational again….<\/p>\n","protected":false},"author":1545,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1867],"tags":[],"_links":{"self":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/posts\/160781"}],"collection":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/users\/1545"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/comments?post=160781"}],"version-history":[{"count":24,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/posts\/160781\/revisions"}],"predecessor-version":[{"id":160806,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/posts\/160781\/revisions\/160806"}],"wp:attachment":[{"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/media?parent=160781"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/categories?post=160781"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bu.edu\/tech\/wp-json\/wp\/v2\/tags?post=160781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}