How can a user link their account to facebook? I don't see a tab under user/uid/edit

I would like a new user who logged into facebook to be able to link her account. in DF 7.3 there was a tab. I don't see the user tab in DF 7.4. Am I missing something?

10 Oct 2014 ... I would like a new user who logged into facebook to be able to link her account. in DF 7.3 there was a tab. I don't see the user tab in DF 7.4.

Lee mas