Yahoo! Messenger 9.0 in beta version is available for free public download to install and use. As with any previous versions of Yahoo Messenger, there are various ads blocks display advertisements in messenger or message and chat windows. The banner ad and text ad units can be disabled or turned off by using a simple registry hack similar to trick used to remove ads on Yahoo Messenger 8 and version 7.

To remove and disable ads display on Yahoo Messenger 9, follow the trick below:

  1. Run Registry Editor (regedit.exe).
  2. Navigate to the following registry key:


  3. In the right pane, locate a value named Enable Messenger Ad with default value as 1. Set the value to 0.
  4. Restart Yahoo! Messenger 9.0.

The ads will be disappeared from Yahoo Messenger after restarting.