The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...

If Excel is not using threads efficiently, calculations may take a long time to complete. Learn how to speed up calculating threads in Excel.

To fix the Excel error, There's a problem with this formula in Windows, check for unmatched or missing parentheses & ensure the function syntax is correct dirst.

Instead of cloud-only access, the software installs locally on one Windows 10 or 11 machine for faster performance and offline access.

OpenAI released GPT-5.4 in ChatGPT (as GPT-5.4 Thinking), the API, and Codex, calling it its most capable and efficient ...

A new Microsoft 365 roadmap entry reveals a built-in Copilot screenshot tool for Excel, Word, Teams, and PowerPoint.

Inspect spreadsheets natively inside your CLI workflow.

The ChatGPT Thinking version features a new interaction style, where the model first displays an upfront plan of its reasoning process.

How will the public retain confidence in a system that rests on the painstaking articulation of reasoned logic as more and ...

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

Microsoft Excel includes quick stats via Analysis ToolPak; mean, median, and standard deviation are generated for selected ...

Excel table formulas shift from cell positions to named columns with #All-style tags, keeping calculations readable when layouts change.