“Remove ads from Yahoo Messenger 8”, is no longer up to date. Yahoo! He has permanently ended the support for the Yahoo! Messenger. The last update of the application was made on March 13, 2012.
Remove ads Y!M 8.1 via Command Prompt ( Start -> Run -> cmd )
@ECHO OFF
TITLE Remove ads from Yahoo Messenger 8
> %TEMP%.noYMads.reg ECHO REGEDIT4
>>%TEMP%.noYMads.reg ECHO.
>>%TEMP%.noYMads.reg ECHO [HKEY_CURRENT_USERSoftwareYahooPagerYUrl]
>>%TEMP%.noYMads.reg ECHO "Messenger Ad"="*"
>>%TEMP%.noYMads.reg ECHO "Webcam Upload Ad"="*"
>>%TEMP%.noYMads.reg ECHO "Webcam Viewer Ad"="*"
>>%TEMP%.noYMads.reg ECHO "Webcam Viewer Ad Big"="*"
>>%TEMP%.noYMads.reg ECHO "Webcam Viewer Ad Medium"="*"
>>%TEMP%.noYMads.reg ECHO "Change Room Banner"="*"
>>%TEMP%.noYMads.reg ECHO "Conf Adurl"="*"
>>%TEMP%.noYMads.reg ECHO "Chat Adurl"="*"
>>%TEMP%.noYMads.reg ECHO "Y Content"="*"
REGEDIT /S %TEMP%.noYMads.reg
DEL %TEMP%.noYMads.reg
ATTRIB -R "%PROGRAMFILES%Yahoo!MessengerCacheurls.xml"
ECHO "" >"%PROGRAMFILES%Yahoo!MessengerCacheurls.xml"
ATTRIB +R "%PROGRAMFILES%Yahoo!MessengerCacheurls.xml"
Another option to get rid of the banner from Yahoo! Messenger 8.+ :
Download : no-ads-ym.bat (Just double-click the .bat file, restart / start Y messenger, the ads are gone for good) – link retras.