I installed windows messenger live and now my speakers do not want to work.what should I do?

I deleted windows messenger live and my speakers still do not work.I know the category of this question is not right.

I installed windows messenger live and now my speakers do not want to work.what should I do?microsoft templates

Check your audio.settings. Click start, lower left then click control panel. Double click the sounds and audio icon. Click the audio tab and ensure the right device is selected if not change it and tick use only default devices. Do the same with the voice tab and clicko.k. While you are there you can also test your equipment