A quote from their blog site: From Yahoo!'s perspective, any type of signed-in individual engaging with Yahoo! solutions is a valued user, whether she validates using a Yahoo!, Facebook, or Google ID.
Yahoo Com Sign In Facebook
Login to Yahoo Mail account on PC/Desktop computer
First you require a username as well as password; now open internet browser from your computer/desktop. Then open web page www.yahoomail.com on it. To initiate their new "one-click" sign-in merely click the "Sign in with: Facebook" symbol on the Yahoo! login display. That's all you require; to obtain accessibility of your Yahoo mail account.
Login to Yahoo Mail account on Mac computer system
If you are a user of Mac computer system after that Safari must be your internet browser. Safari is the best browsing option for Mac OS; Safari is quick, faster as well as easy to use internet browser. You can conveniently access your Yahoo Mail account with it. See, how to login with Yahoo mail account on Safari internet browser. Just open Safari as well as kind www.yahoomail.com; you will certainly be guided to Yahoo mail sign-in web page. To start their new "one-click" sign-in just click on the "Sign in with: Facebook". You are after that totally signed right into Yahoo!
Nevertheless, an advice- you still won't be able to sign right into a mobile or desktop customer utilizing Google OpenID.
I hope this article can aid you. Thanks ...