Follow the steps to remove duplicate contacts from vCard (VCF) file:
Step 1: Download, Install, and Run the Aryson Duplicate Remover Tool.
Step 2: Click on the Add File or Add Folders button to browse the vCard (VCF) file(s).
Step 3: Select Remove or Remove All to erase all the files you have added.
Step 4: After adding VCF files click on the Filter Panel button.
Step 5: The Software provides you with two Duplicate Filter options:
Step 6: Save your duplicate free VCF file in two ways:
Step 7: Define the Log Path and Temp Path and click on the Destination Path to set a location to save the output file.
Step 8: Check on the Create a Single VCF to merge all the files into one.
Step 9: Click on the Next button to start the removal process of duplicate contacts.
Step 10: Lastly, go to the Download Report button to analyze the process.
After downloading the Aryson vCard Duplicate Remover, you will find the welcome screen as played below.