You can add new users to the Profile Repository using the Community Administration Pages.
- Log in to the Community Administration Pages. 
- Click the Community Users tab. - The Community Members page opens. 
- Click create user in the side navigation panel. - The Create New Portal User page opens. Enter the profile information for the new user. Note that fields marked with an asterisk are required properties. Click Done to create a new user profile. You can then use the Community Users tab to assign roles to this user. 

