Enable POP3 protocol: Typically, to enable the POP3 protocol for incoming email, you click on a POP3 checkbox or select POP3 from a pull-down menu in the section of your email application dedicated to the incoming mail server. | Enable POP3 protocol: Typically, to enable the POP3 protocol for incoming email, you click on a POP3 checkbox or select POP3 from a pull-down menu in the section of your email application dedicated to the incoming mail server. |