How to import contacts from VCard (.vcf)?
To import your contacts from external vcf files into eM Client, select File ->Import in the main menu:
Select Import contacts from VCard (.vcf) and click Next
Click Browse…to find the folder in which the .vcf files are located.
If the folder containing your .vcf files contains subfolders, check the Include subfolders checkbox to import all .vcf files contained under the specified location.
Click Finish to complete the import and close the wizard window.