Microsoft announces Copilot Cowork with help from Anthropic — a cloud-powered AI agent that works across M365 apps

Copilot Cowork operates in the cloud, inside Microsoft 365's infrastructure, and draws on something Claude Cowork simply cannot access: the full graph of a user's enterprise work data.

What Is ActiveX? How It Works and Ensures Computer Security

ActiveX is a Microsoft software framework that enables applications to share data across web browsers, enhancing functionality and security in computing.

How to speed up calculating threads in Excel

If Excel is not using threads efficiently, calculations may take a long time to complete. Learn how to speed up calculating threads in Excel.
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OpenAI Launches GPT-5.4 With Native Computer Use and Finance Tools

OpenAI has launched GPT-5.4, its first model with native computer-use capabilities, alongside financial plugins for Microsoft Excel and Google Sheets.

OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...
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Stop fixing Excel formulas: 5 vital habits for data integrity

Prevent broken formulas using tables, validation rules, separate worksheets, named variables, and the power of LAMBDA.