Yahoo! Messenger
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Yahoo! Messenger Help
Yahoo! Messenger 9 Beta
Now with an in-line media player. View maps, photos and videos with your friends, right in the IM window. Yahoo! Messenger 8
Enjoy the latest features including the ability to IM with Windows Live (MSN) users, Plug-Ins, Yahoo! 360, along with Soundboard and Soundtrack for all you free and premium voice users.
Yahoo! Messenger for the Web
Instant message from any web browser including anytime access to your contacts and message history. Yahoo! Messenger for Mac
Get help with the new Yahoo! Messenger for Mac Beta.
Yahoo! Messenger for Vista Beta
A sleek Messenger for a sleek OS. Mobile Messenger
Get answers to your questions about Yahoo! Messenger on your device.
IMing in Yahoo! Mail
If you're in new Yahoo! Mail, "chat" can be the quickest way to connect. Here's help for IMing via Mail. Contact Us
Email us your technical inquiry, chat live with a support agent (Premium Yahoo! Voice users only), or ask other Yahoo! Messenger users.
The Community Tab
It's up there. Up next to the FAQs tab. See it? Great stuff from real Messenger user experts. Ask Other Yahoo! Messenger Users
People are asking and answering each other’s questions about Yahoo! Messenger in 
Yahoo! Answers. And you can too!