Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas (with or without help from the Copilot AI assistant) and ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

DuckDB is an amazing tool with deep integration with Python and R, but sometimes you just need data in Excel. xlDuckDb allows DuckDB SQL to be run within Excel. Query results are returned as regular ...

If the UNIQUE function isn’t working in Microsoft Excel on your Windows 11/10 PC, read this post to learn how to fix the issue. The UNIQUE function extracts a list of distinct (non-duplicate) values ...

Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities. This Patch Tuesday also addresses eight "Critical" vulnerabilities, 7 of which ...

In this video, you'll learn three methods to SUM and COUNT cells in Excel based on cell color, as Excel does not have a built-in way to sum by cell color. - **Method 1:** Use the SUBTOTAL function ...

Q. Could you explain how the AGGREGATE function works in Excel? A. AGGREGATE is possibly the most versatile function in Excel. Think of it as an advanced version of the SUBTOTAL function that offers ...

Excel, Microsoft's spreadsheet program with millions of diehard fans and millions of outspoken detractors, has been around since 1985. In its multiple decades of existence, Excel has undergone myriad ...

Excel is a powerhouse at transforming and manipulating data, thanks to a wide variety of Excel formulas and in-app tools. Add Power Query to this already powerful mix, and you get an even more ...