After a vcf file has been created in your SD card, and selected, then the application will identify and remove all the duplicates creating a second file in the same path.
Importing the new file after deleting all the contact will end up the process.
To make the application work properly be sure that:
- All your contacts are stored in the Telephon
- The shown contacts come exclusively from the Telephon
- Remove all your contacts before import the new one only
- The exported file is located in the root folder of your SD card
This app has access to :