Stop losing your manual Excel edits during data updates with this guide to preserving custom columns in Power Query.

Instead of tedious hands-on repairs, Excel lets you quickly clean, reshape, and combine CSV files through repeatable Power ...

Power Query and Power Pivot help Excel users manage large datasets more efficiently. Power Query focuses on cleaning and preparing data, while Power Pivot handles analysis and reporting. Together, ...

Test your Excel skills with this Excel Skills Challenge across 5 levels, featuring 5 Excel challenges that simulate an Excel test or interview scenario. The pass rates vary significantly, from 50% at ...

From the Data sources page, select SharePoint folder. :::image type="content" source="/power-query/connectors/media/sharepoint-folder/online-signin.png" alt-text ...

So far Excel users had three ways to invoke Copilot. Microsoft has now decided that was three too many. In February 2026, the company retired App Skills entry points from the Excel ribbon and context ...

This is the Power Query Custom Connector for DuckDB. Use this to connect to a DuckDB database in memory, from a local file or on MotherDuck with Power BI and Excel. Installing How to use with Power BI ...

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 ...

Marshall, a Mississippi native, is a dedicated IT and cybersecurity expert with over a decade of experience. Along with Techopedia, his articles can be found… Getting the hang of Excel can make a big ...