How Do I fix The Audio in Windows 8? I have Windows 8 installed on my MAC but I don't have sound. The Internal speakers are not detected by Win8. In the charm, it show this; No speakers or headphones.



and in Driver manager The High definition audio controller is not working.



In Properties



And driver



Can anyone assist me with this issue?

Note:  I have no access to my MAC partition
Based on the model of your computer (iMac 27" Mid 2011) you should be using the drivers located at http://support.apple.com/kb/DL1720 on your copy of Windows 8/8.1.