Microsoft 365 Copilot Major Feature Update
On 26th December 2025, Microsoft released a set of updates for Microsoft 365 Copilot and its productivity tools. Key improvements include:
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A simplified navigation pane in Microsoft 365 Copilot for faster access to chats and notebooks.
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Preview and chat support for Word, Excel, and PowerPoint files within the Copilot Android app.
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A new Model Selector giving users control over AI response depth through different reasoning modes.
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Enhanced data‑loss prevention support for SharePoint Online administrators.
These updates expand AI‑assisted productivity, making the Microsoft ecosystem more responsive and user‑friendly.
