A quote from their blog site: From Yahoo!'s perspective, any type of signed-in user involving with Yahoo! solutions is a valued customer, whether she authenticates using a Yahoo!, Facebook, or Google ID.
Sign Into Yahoo Through Facebook
Login to Yahoo Mail account on PC/Desktop computer
First you need a username and also password; now open internet internet browser from your computer/desktop. Then open web page www.yahoomail.com on it. To launch their brand-new "one-click" sign-in simply click on the "Sign in with: Facebook" icon on the Yahoo! login display. That's all you need; to obtain access of your Yahoo mail account.
Login to Yahoo Mail account on Mac computer system
If you are an individual of Mac computer then Safari should be your internet browser. Safari is the best browsing remedy for Mac OS; Safari fasts, quicker and also easy to use internet browser. You could conveniently access your Yahoo Mail account with it. See, how to login with Yahoo mail account on Safari browser. Simply open Safari and type www.yahoomail.com; you will certainly be routed to Yahoo mail sign-in page. To start their new "one-click" sign-in merely click on the "Sign in with: Facebook". You are then fully authorized right into Yahoo!
Nevertheless, a suggestion- you still will not have the ability to sign into a mobile or desktop customer using Google OpenID.
I wish this short article could assist you. Thanks ...