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

OpenAI launches ChatGPT for Excel powered by GPT-5.4, enabling users to build, update, and analyze spreadsheet models using plain language.

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

OpenAI has launched ChatGPT for Excel in beta, a specialized add-in powered by the new GPT-5.4 Thinking model designed specifically for financial workflows. OpenAI introduced deep data integrations ...

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

Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

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

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

Inventory is one of the most important parts of running a business—and one of the most challenging to manage. Overstocking ...

Transform your spreadsheets and save valuable time by automatically mapping headers to data for readable formulas.

The February update continues to refresh Secure Boot certificates. The update also fixes a number of feature and security glitches. Let's hope this month's update is less buggy than the one in January ...