Find and remove duplicates - Microsoft Support Select Home > Conditional Formatting > Highlight Cells Rules > Duplicate Values In the box next to values with, pick the formatting you want to apply to the duplicate values, and then select OK Remove duplicate values When you use the Remove Duplicates feature, the duplicate data is permanently deleted Before you delete the duplicates, it's a good idea to move or copy the original data
How can I find and remove duplicate files on Windows 10 11? If you want to go a simpler route without extra software to find and remove duplicate files, you can manually search for duplicates by using Windows' built-in search feature, although this method is more tedious: File Explorer: Open File Explorer Search: Navigate to a folder where you suspect duplicates live, like Downloads or Documents