Launch the Kleopatra from start menu and select New Certificate from File menu.
Next you need to choose the certificate format. OpenPGP key is compatible with Symantec (original) PGP, OpenPGP and GnuPG. In enterprise environment where there is Certificate authority servers (CA’s) and Public Key Infrastructure (PKI) there is possible to create X.509 compatible key pair.
Fill out the certificate details.
It is possible to change key properties in the advanced settings window.
Confirm the certificate parameters and create the key.