Restrict signup form

[best4earn]

can any body share me a plugin or code for wordpress.
I want any one can not access my signup form direct or indirect. Only admin can admin can add members through registration form . I want to restrict my existing signup form

[EvolutionFallen]

What sign up form? Natively, WP does not have a sign-up form -- only a login form. The admin can manage users through the WP backend. Are you using a plugin for some sort of sign-up form?

[best4earn]

I have Instald my binarymlm plugin in which any visitor can registar to my site
I want any one can not access my signup form direct or indirect. Only admin can admin can add members through registration form . I want to restrict my existing signup form