Excel's PivotTable feature lets you organize and summarize data into a meaningful report format without changing the data set. Beyond reporting, PivotTables offer a quick and easy way to analyze ...

Move beyond the basics of sums and averages. These tips open up all kinds of opportunities for working with spreadsheet data. Editor’s Note: This article was originally published in Sept. 2012 and the ...

Learn how to quickly summarize Excel data on-the-fly using these easy-to-implement features. Summarizing data is one of Microsoft Excel’s main functions. The good news is that a lot of number ...

While the PIVOTBY function can only reference source data in Excel, if you create a PivotTable in Excel 2016 or later or Excel for Microsoft 365, you can choose to pull in data from an external source ...

A CSV (comma-separated values) file is a text file in which information is separated by commas. CSV files are most commonly encountered in spreadsheets and databases. You can use a CSV file to move ...

Microsoft embeds its Copilot Chat AI assistant directly into Word, Excel, and other 365 apps, offering a unified, context-aware experience powered by GPT-5.