A quote from their blog: From Yahoo!'s perspective, any kind of signed-in individual engaging with Yahoo! services is a valued customer, whether she validates utilizing a Yahoo!, Facebook, or Google ID.
How to Open Yahoo Mail Using Facebook
Login to Yahoo Mail account on PC/Desktop computer system
First you require a username and password; now open web internet browser from your computer/desktop. Then open web page www.yahoomail.com on it. To launch their brand-new "one-click" sign-in just click the "Sign in with: Facebook" symbol on the Yahoo! login screen. That's all you need; to get gain access to of your Yahoo mail account.
Login to Yahoo Mail account on Mac computer
If you are a user of Mac computer then Safari must be your web internet browser. Safari is the very best surfing service for Mac OS; Safari is quick, quicker and also easy to use browser. You could conveniently access your Yahoo Mail account with it. See, the best ways to login with Yahoo mail account on Safari web browser. Just open Safari and kind www.yahoomail.com; you will certainly be guided to Yahoo mail sign-in web page. To launch their new "one-click" sign-in simply click on the "Sign in with: Facebook". You are then fully authorized into Yahoo!
Nonetheless, an advice- you still will not have the ability to authorize right into a mobile or desktop client using Google OpenID.
I hope this write-up can aid you. Thank you ...