When windows can’t play any sound and display the error “No Mixer Devices Available” then to solve this problem follow the below steps:
- Go to Control Panel -> Administrative Tools -> Services.
- In Services you will see Windows Audio service stopped, right click it and select restart.
- Again right click windows audio service and select proporties
- Now in Recovery tab select ‘Restart the Service’ for First, Second ans Subsequent Failures, Press Ok.
Now your Windows Audio will be enabled.