PRINT CREDIT NOTE
Open an existing credit note in View/Edit mode. Use the Credit Note options drop down list to select the Print to PDF option.

Depending on your web browser settings, you will be prompted to open or save the PDF.
EMAIL CREDIT NOTE
Open an existing credit note in View/Edit mode. Use the Credit Note options drop down list to select the Email option.
The fields in the Email window can be edited as required.

Click on the Send button to transmit the email.