When OneNote shows "Not Responding", it usually means the app is stuck during a task (syncing, loading a large notebook, ...

Fix OneNote can't connect to the server, Sync will resume once we connect. You don't need to take any action. (0x803D0014 ...

A bug in classic Outlook hides the mouse pointer, making navigation difficult.

The company is working on deploying a fix for impacted users.

Microsoft investigates classic Outlook bug that makes the mouse pointer disappear, with temporary fixes available for affected users.

Microsoft is investigating a known issue that causes the mouse pointer to disappear in the classic Outlook desktop email ...

Microsoft notes that a disappearing mouse cursor may also be observed in OneNote and other Microsoft 365 applications, but that classic Outlook is affected the most.

A code issue let Copilot pick up emails in sent and draft folders even though they were marked as confidential, Microsoft ...

Microsoft has confirmed it is investigating a frustrating bug in the classic version of Microsoft Outlook for Windows, where ...

A Microsoft 365 Copilot bug allowed the AI assistant to read confidential emails despite Data Loss Prevention policies designed to protect sensitive information.

Microsoft has acknowledged that a software bug allowed its AI assistant, Microsoft 365 Copilot Chat, to summarize confidential emails — even when Data ...