Dell microphone not working skype

[kavita kathuria]

Hello,
i ams uddenly not able to chat on skype due to some issue on microphone. Not able to find the microphone on my system

 

[ksiemb]

Hello,
i ams uddenly not able to chat on skype due to some issue on microphone. Not able to find the microphone on my system

Windows restore back to date when it worked.