Microsoft trials Copilot Mode in Edge

Microsoft has debuted a Copilot Mode for its Edge web browser. When enabled, this experimental feature can search across multiple open browser tabs and analyze the information on each page. An example posted on X by Microsoft CEO Satya Nadella shows Copilot Mode examining several papers published by the company's researchers and assessing if they make any similar points.

Today we’re introducing Copilot Mode in Edge, our first step in reinventing the browser for the AI age.

My favorite feature is multi-tab RAG. You can use Copilot to analyze your open tabs, like I do here with papers our team has published in @Nature journals over the last year.… pic.twitter.com/iF0gmbqTSW

— Satya Nadella (@satyanadella) July 28, 2025

This feature will also support natural voice navigation and adds a dynamic pane for Copilot to be available wherever you're browsing. The company is working on ...