CRLF
CRLF (carriage return + line feed, \r\n) is the two-character line ending RFC 6350 requires for vCard files. A file using bare LF (\n) is not a conformant vCard.
CRLF (carriage return + line feed, \r\n) is the two-character line ending RFC 6350 requires for vCard files. A file using bare LF (\n) is not a conformant vCard.