There is more than one way to access the settings.
Here is one way:
Audio acceleration:
Start button --> Run --> Type
dxdiag
in the box and OK it.
On the Sound tab, move the acceleration slidebar to the left and OK it.
Video (hardware) acceleration:
Right-click the desktop where there is no shortcut --> Properties --> Settings tab --> Advanced button --> Troubleshoot tab --> Move slidebar to the left and OK out of it.