Microsoft reframes Copilot

Microsoft spent 2023 and 2024 teaching people to look for one word — Copilot — and in April 2026 it started doing the opposite in two places at once. Inside Microsoft 365, it is adding more models behind the scenes, and inside Windows 11, it is stripping the Copilot label off some features people can actually see. (geekwire.com) (windowscentral.com) The clearest change is in Microsoft 365 Copilot’s Researcher tool, which Microsoft describes as a deep research agent that can pull from the web plus a worker’s files, emails, meetings, and chats to produce a source-cited report. On March 30, 2026, Microsoft said Researcher was getting two new multi-model systems called Critique and Council. (learn.microsoft.com) (techcommunity.microsoft.com) Critique works like one lawyer drafting a brief while another lawyer tries to poke holes in it. Microsoft says it can use Anthropic’s Claude models to review and challenge answers produced by OpenAI models, with the goal of improving accuracy and confidence before the result reaches the employee. (support.microsoft.com) (techcommunity.microsoft.com) Council is the other half of that shift, and it works more like asking several specialists for separate opinions before choosing a plan. Microsoft says Council can compare outputs from different models side by side so Researcher can synthesize a stronger final answer for complex work tasks. (techcommunity.microsoft.com) (computerworld.com) This is a noticeable turn for a company that tied much of its artificial intelligence identity to OpenAI after its multibillion-dollar investment and the launch of Microsoft 365 Copilot in March 2023. By September 2025, Microsoft was already offering model choice in Researcher, including Anthropic’s Claude Opus 4.1, and the March 2026 update goes a step further by having models review each other instead of just letting customers pick one. (microsoft.com 1) (microsoft.com 2) (techcommunity.microsoft.com) The reason is not hard to see: companies buy office software to reduce mistakes, not to admire a single model’s personality. GeekWire reports that Microsoft’s pitch is moving toward reliability and verification, which fits the way big employers already treat artificial intelligence output as something that still needs checking before it goes into a memo, forecast, or customer plan. (geekwire.com) (support.microsoft.com) At the same time, Microsoft is cleaning up the consumer-facing side of the brand in Windows 11. In a new Notepad update for Windows Insiders, the Copilot icon and name were removed, the menu was renamed “Writing tools,” and the artificial intelligence features such as rewrite and summarize stayed in place. (windowscentral.com) (pureinfotech.com) That detail matters because Microsoft is not retreating from artificial intelligence inside Windows 11; it is changing how obvious the branding is. Reports on the Notepad change say Microsoft had already signaled in March 2026 that it wanted fewer “unnecessary Copilot entry points” in apps such as Snipping Tool, Photos, Widgets, and Notepad. (windowslatest.com) (windowscentral.com) Put those two moves together and the picture gets clearer. Microsoft still wants artificial intelligence everywhere people work, but in April 2026 it looks less interested in selling one celebrity assistant and more interested in selling a quiet system where multiple models do the checking and the app just says “write,” “summarize,” or “research.” (geekwire.com) (windowscentral.com)