I just checked my Yahoo Messenger and then noticed that right now the newest version of Yahoo Messenger 11 is available. It been said that the current available version is the version 184.108.40.206 (the Update for version 220.127.116.11 now available. FYI, this update would allow you to show/hide the “Recent Contact list view” via “Contacts” Menu).
You are currently running Yahoo! Messenger 18.104.22.168. A newer version, Yahoo! Messenger 22.214.171.124 is now available. Please update your version of Yahoo! Messenger to ensure that you have the latest features and security updates. Click the “Update Now” button to continue
This news definitely right because it also been said also at the official of Yahoo Messenger Blog. According to this official blog, the newest version 11.5 has a capability to create tab windows Instant Message (Tab-IM). The Tab IM is placed on the bottom of the windows IM. For the quick look overview, it can be seen from the picture below.
Another big difference from the previous version 126.96.36.1999 is that the 188.8.131.52 bring all the emoticons which available on Yahoo Messenger. This means that there is no more Hidden Yahoo Messenger Emoticons. No more to remember the hidden shortcut keys and code.
Smart Archiving, Snap and Share to get easy shared screen shot computer screen with your friends, and more colors in chat conversation, Romanian language added, new social games, change to make easy access on recent added contacts, and improving for spam management.
Download Yahoo Messenger 11 for version 184.108.40.206
Update: Yahoo Messenger for version 220.127.116.11: Download StandAlone Offline Installer 18.104.22.168 | File Type: Installer exe | Size: 18.5MB
UK version for 22.214.171.124: Download
We are working on finding the download link for the offline installer / standalone installer, but it seems pretty hard to get it.
Update: OK finally I was able to find the proper download link for YM 11.5 offline installer. Just download from the link below. Due to it a quite huge file installer, we recommend you to download via Download Manager, especially if you use poor internet connections. Enjoy!
Download / StandAlone Offline Installer YM 126.96.36.199 | File type: exe application | File Size: 18.3MB
UK version: Download
The Update version for Yahoo Messenger 188.8.131.52 available
Download / StandAlone Offline Installer YM 184.108.40.206 | File type: exe application | File Size: 18.3MB
UK version: Download
ES Spanish version: Download
Remember this YM 11.5 is for Windows Platform (Windows 7, Windows Vista, Windows XP, etc)
Image source: http://www.ymessengerblog.com/blog/wp-content/uploads/2011/11/TabIM_12.jpg