

Say if you want to compare one folder from your USB drive & another from your Local drive of your computer, you can choose both of them.Once you click okay, it will start comparing folders from your selected location.

When you open folder to compare, you can select file or filder to left and another on right, so there will be two location selected for comparing. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle. WinMerge is an Open Source differencing and merging tool for Windows. Sharing it, how you can use winmerge with your computer to compare and merge duplicate files/folders. I searched a lot and find one software winmerge, that I tried and seems useful. I have copied several files to PC which occupies too much space because of duplication of same files. The same was happened to me while backup my external 1 TB Western Digital harddisk, so its hard to remember all 1 TB data. They include some simple examples of comparing files and folders, and merging differences between them.Most of the time while we backup data from our computer to another computer/laptop, sometimes we forget which files/folders we have copied and bymistake we copy folder/files twice. The topics below describe the main WinMerge features. Take this brief, guided tour if you are considering installing WinMerge, or if you just want to see what the tool looks like and what you can do with it. In a folder comparison: WinMerge indicates various kinds of differences between the files that the folders contain. The built-in text editor provides syntax highlighting for several programming languages and other file formats.

In a file comparison: WinMerge shows differences between lines. The WinMerge window's visual display and functions are designed to help you see differences between your targets, and to merge selected differences if you want to. When you compare two files or folders, the result is displayed in the WinMerge window. You can use WinMerge by itself, or launch it from a version control system or another application. Use it to detect changes between files and folders, and then to merge changes selectively. WinMerge is an Open Source differencing and merging tool for Windows.
