Click the ClamXav icon on your dock at the bottom of the screen.
Click the Update virus definitions button.
You should see a Virus definitions updated successfully message in the Status: field.
Congratulations! You have successfully updated ClamXav. If you have an questions or concerns, please contact the Helpdesk at email@example.com or 229-245-HELP (4357). Please note that our work request system can only accept emails sent from a VSU email address.