Enable users to self-register to a community Once users have accessed public forums and decided they want to join the community, they can self-register to the community. External user registration provides a way of validating users and requires them to accept the community Terms and Conditions. Community administrators perform the following tasks to configure external user registration. Configure the external user registration properties. Configure moderation filters to enter banned words for the user name. Configure the required strength for passwords. Change email templates and content. The email template that you can change is confirmation.link.sent.html If not already configured, create Terms and Conditions that each community user must review and accept. Communities delivers preconfigured Terms and Conditions that you can modify according to your needs.