How to label duplicates in Power Query. We don’t want to remove the duplicates. Instead, we want to label them in some way. We’ll add a new column that identifies duplicates in some way.

Learn how to efficiently clean data using Power Query in Microsoft Excel 365 to help improve your data analysis, calculations and spreadsheet. ... Identifying and Removing Duplicate Rows.

On the Home tab (in Power Query, not Excel), click the Remove Rows dropdown in the Reduce Rows group. In the resulting dropdown list, choose Remove Duplicates, as shown in Figure B. Figure A. Figure B ...

TL;DR Key Takeaways : Power Query simplifies data cleaning by automating tasks like removing duplicates, standardizing formats, and text cleanup, reducing manual effort and errors.