DATEDIF(), which means Date + Dif, is a compatibility function left over from Lotus 1-2-3 that Microsoft adopted in Excel version 2000, which is the only version that explains how this function works.

A new COPILOT function in Excel lets you use AI in a formula. The new skill is now available to Microsoft 365 insiders. Reduces some of the complexity involved in creating formulas. Get more in-depth ...

Copilot is on the way to Microsoft Excel. Or rather, more Copilot is being packed into the popular spreadsheet program. A new COPILOT function is rolling out now to users in the Beta Channel and ...