Hey,
I've done some searching on google and can't seem to find anything addressing this...
I've got Community Builder 1.9.1 installed.
I want anyone to be able to register, but only to be able to login once an admin has approved their registration.
So, I go to CB user manager, select Options, and set "New user account activation" to "admin".
However, someone just registered to test it, and they got an email confirming registration, and their account was activated and they were able to login...
Attached is a screenshot of the settings: