# Microsoft Says Patch Begins Improving Stability as Microsoft 365 Disruption Continues By Simon Yoon Canonical URL: https://www.tokenpost.com/news/technology/56461 Published: 2026-11-13T07:57:29.000Z Updated: 2026-11-13T07:57:29.000Z Section: Technology > The update came at about 2:24 a.m. ET (07:24 UTC) Friday. Outlook and some Exchange-dependent Teams features remained affected. Microsoft said a patch to a component that handles authentication and routing was beginning to improve stability in part of its infrastructure as the Microsoft 365 disruption continued. The update came at about 2:24 a.m. ET (07:24 UTC) Friday. Microsoft said it was expanding the patch after seeing early gains, but did not announce a full recovery. Outlook and some Teams features that depend on Exchange Online remained affected. Most core Teams functions, including calls, meetings, group chats and channel messages, were not affected. TokenPost previously covered the [Microsoft 365 outage affecting Outlook, Teams scheduling and Copilot](). ## Links in this article - [Microsoft 365 outage affecting Outlook, Teams scheduling and Copilot](https://www.tokenpost.com/news/technology/56161)