Step 1:  If your FB account is not connected with Yahoo Mail id then first Create an email id in yahoo mail and connect your FB account with yahoo Email Id.

Step 2:  Now Login to Yahoo Mail Id, then go to the Contacts Tab.

Step 3: Click on Import Contacts and Now Click on Facebook.


Step 4: In pop up you will get message that do you want to share your contacts with Yahoo, Click on Ok.

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Step 5: Now you will get Message and click to view imported conctacts Email Ids.