Let me tell you how to merge folders and look for duplicates first select all the files that you wish to move and copy them you can use the ctrl + C shortcut as well navigate to the folder where you want to merge files paste all the files here using the ctrl + V shortcut if there are any similar files replace them once you have merged your folders download clone files checker after opening CFC add the folder that you wish to scan next go here and select the file types that you want to look for hit the start search button once the scan is over you can click on fix wizard to decide which duplicates you wish to retain oldest newest etc in the next step you have to decide whether you want to relocate the detected duplicates or permanently delete them.