Cannot encrypt e-mail for one or more recipients
Try one or more of the following:
Send an unencrypted e-mail to recipients without an encryption certificate and an encrypted e-mail to recipients with an encryption certificate
Select Send to All. For more information, see Sending digitally signed and encrypted e-mail.
Send an encrypted e-mail to only recipients with encryption certificates
Select Send Encrypted. For more information, see Sending digitally signed and encrypted e-mail.
Send unencrypted e-mail to all recipients
Select Send Unencrypted. For more information, see Sending digitally signed and encrypted e-mail.
Contact your Lexmark representative