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

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.

Python's integration in Excel can unlock powerful reports and automation. But what if you try to use Python in Excel without any coding experience? It's possible, but there is still a learning curve ...

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

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

Overview:Excel books support long-term learning compared to short tutorials that explain quick data-centric tasks.Books ...

OpenAI is bringing ChatGPT directly into spreadsheets. The new Excel add-in lets users analyse data, build models and run scenarios using simple prompts, with Google Sheets support expected soon.

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

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

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

OpenAI integrates Excel support and live financial data into ChatGPT, creating a powerful spreadsheet co-pilot for traders, analysts, and crypto investors.

WACC is important for both investors and companies ...