Official version of the Yahoo! Messenger 10 Beta is released.This new version has a whole new look and feel, along with some great new features that make it well worth the upgrade.
Yahoo Messenger is a free service that allows you to see when friends come online and to send them instant messages. It also can alert you to new e-mail in your Yahoo Mail or Yahoo Personals accounts, or when you have upcoming events recorded in your Yahoo Calendar.
Drag-and-drop photos into your IM windows and talk about them like you’re there.
Challenge your friends to classic Yahoo! Games in the IM window.
Use interactive themed backgrounds in your IMs.
Find, Add, Share Friends:
Easily get connected with the people who matter most.
Search from your IM window, and get results both you and your friend can see.
Drag-and-drop files for real-time sharing and instant notification that they’ve been received.
Synchronize all your contact information.
Make yourself appear online to some and offline to others.
You can download yahoo messenger online installer from the official site. I am providing the official offline installer link for download below.