I heard yahoo going to shut down yahoo messenger service, its bad news for yahoo messenger user, anyway here I will show you how to backup Yahoo Messenger friend list along with their email id, just follow these easy steps.
1. Open and sign in yahoo mail and click on “Contacts”
2. Click on “Actions” select “Export”
3. Select “Yahoo CSV” and click on “Export Now” download will start.
4. Open the downloaded file it might be in excel file format