Overview On February 11, 2026, NSFOCUS CERT monitored Microsoft’s release of its February security update patches, addressing 59 security issues across widely used products such as Windows, Azure, ...

Microsoft has removed App Skills from Excel's Copilot after users found multiple AI entry points confusing, now consolidating them into a single interface.

Anthropic expanded Claude Cowork with cross-app workflows, new connectors, and enterprise controls, letting teams tailor Claude to internal tools and processes.

Microsoft removes Excel Copilot App Skills and merges features into Copilot Chat and Agent Mode as part of a broader AI overhaul.

Xleak is a simple terminal tool that lets you open and inspect Excel files instantly, without ever leaving your command line.

Tech expert ThioJoe demonstrates how Python now works inside Excel with a live example. Governors won’t hold Trump meeting after only Republicans invited The US bond market is suddenly flashing a ...

Copilot is graduating from a basic chat interface to a full-blown agent that can autonomously edit workbooks and toggle between GPT-5.2 and Claude 4.5. When you purchase through links on our site, we ...

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If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

You can create Word, Excel, and PowerPoint files from the Copilot chat interface. You can create Word, Excel, and PowerPoint files from the Copilot chat interface. is a senior editor and author of ...