A quote from their blog site: From Yahoo!'s perspective, any kind of signed-in individual engaging with Yahoo! solutions is a valued user, whether she validates using a Yahoo!, Facebook, or Google ID.
Sign In to Yahoo Mail Through Facebook
Login to Yahoo Mail account on PC/Desktop computer
First you need a username as well as password; now open web internet browser from your computer/desktop. After that open web page www.yahoomail.com on it. To start their brand-new "one-click" sign-in simply click on the "Sign in with: Facebook" symbol on the Yahoo! login display. That's all you require; to obtain access of your Yahoo mail account.
Login to Yahoo Mail account on Mac computer
If you are an individual of Mac computer after that Safari must be your internet browser. Safari is the very best surfing service for Mac OS; Safari fasts, faster and also easy to use internet browser. You could conveniently access your Yahoo Mail account with it. See, the best ways to login with Yahoo mail account on Safari internet browser. Just open Safari and kind www.yahoomail.com; you will certainly be guided to Yahoo mail sign-in web page. To start their new "one-click" sign-in merely click the "Sign in with: Facebook". You are then completely signed right into Yahoo!
Nonetheless, a suggestion- you still will not have the ability to sign into a mobile or desktop customer using Google OpenID.
I hope this write-up could assist you. Thank you ...