If you are using any manual method to convert a VCF (vCard) file to Lotus Notes (NSF) format, then it is not sure that the file will remain safe. For this, you can use the WholeClear VCF to NSF Converter tool. It enables conversion of VCF files to NSF format without any data loss. All Windows OS versions, including 11, 10, 8.1, 8, 7, Vista, and XP, are compatible with this application. You can convert files of any size without any restrictions, as it can transfer VCF files of any size or number. The installation of the Lotus Notes email application is required by this app for the completion of the migration process. vCard versions 4.0, 3.0, 2.1, and many others are supported by this tool. It can transfer all VCF files from Outlook, Skype, Google Contacts, and iCloud to NSF format, and besides being virus-free, it is completely safe. You can test the free trial version, which can convert up to 25 VCF files, to know more about its capabilities.