My sound card have install but he does not work proper and i have not softwear install

You should update your sound driver. Update of Sound Card Driver.

• Go to the control panel
• Click on the System Icon
• Click on the Hardware Tab
• Click on the Device Manager then
• Click on Sound, Video and game controller
• Right click on sound driver from the list.
• Click on Update Driver.
• Update Driver Wizard start.
• if the problem is still exist.
• Replace the sound card or have a local tech take a look at the sound card.
• Creative Sound Card