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