Question: I am Facing Problem to Enable Voice chat in Confernce. using updated verison of yahoo messanger.? 

Answer: You Must Test Your Sound Hardware Whether It is Working Properly Or Not. For That You Can Go To Control Panel, There\nYou Can See One Option Namely Sounds And Audio Devices,There You Have The Option To Check Your Sound Hardware.\n\nShould Be Working Fine.
This question from the Yahoo Q&A forum is categorized in the topic: Family & Relationships