First, get the desired edition of the tool and follow the instructions: Step 1: Start the software on the system and follow the steps. Step 2: Import VCF Contact files to the Software panel. Step 3: Select the preferred files from the list. Step 4: Pick an option to delete duplicates between or across folders. Step 5: Choose a location to store the processed Files. As the final steps click the Extract button to start the tool to detect the duplicate files and delete those files.