Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

OpenAI has quietly reversed a major change to how hundreds of millions of people use ChatGPT. On a low-profile blog that tracks product changes, the company said that it rolled back ChatGPT’s model ...

Microsoft Excel 2019 is a powerful management tool for many business owners. It combines the simplicity of a cell-based information system with formatting features that both highlight important data ...