Sure, it could be fixed. But it's a lot easier to let the false 1900 leap year live on in Excel.

In 2026, data analysis roles still depend heavily on two practical tools: Excel for cleaning, checking, and working through business data, and Tableau for turning that data into dashboards people ...

The introduction of dynamic arrays triggered the biggest change to how we work with Microsoft Excel formulas in years, if not decades. They allow a single formula to spill multiple results into ...

Microsoft’s new Copilot function in Excel lets users generate, analyze and explain data directly from cell formulas, marking a major step toward full AI integration within spreadsheets. Microsoft’s ...

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 ...

Microsoft is rolling out a new Copilot-powered feature for Excel called Explain the formula. As the name suggests, the feature makes it easier for you to understand complex formulas without leaving ...

Q. Traditional PivotTables have always intimidated me. I see there is a new Excel function called PIVOTBY. What is the difference between it and the traditional PivotTable? With the PIVOTBY function, ...

Q. Could you explain how the UNIQUE function works in Excel? A. Excel’s UNIQUE is a dynamic array function that can be an essential tool for data analysts and accountants. This function allows users ...

Excel 365 offers powerful tools for data analysis, with the “Unique” and “Distinct” functions standing out as essential features for managing large datasets. These functions, while similar in name, ...