Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

GPT for Work announces the release of a guide focused on the use of artificial intelligence for automating spreadsheet tasks through GPT for Excel. The resource outlines methods for managing ...

Build more efficient spreadsheets by using the dollar sign to lock specific rows, columns, or permanent addresses when ...

OpenAI is enhancing spreadsheet functionality by introducing its AI assistant, ChatGPT, to Microsoft Excel and soon to Google ...

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

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.

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

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

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

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

Discover how to calculate the weighted average cost of capital (WACC) in Excel. Learn the steps, formulas, and data required to estimate your funding costs.

This case study can provide practical instruction to students and entry-level accounting staff in key issues of state corporate income tax.