Disabling hardware sound acceleration may be required by the user in the event of various kinds of problems with gaming programs leading to an abnormal termination of the process or restarting the computer.
Instructions
Step 1
Call the main menu of the Windows XP operating system by clicking the "Start" button to perform the procedure for disabling hardware sound acceleration and go to the "Run" item (for Windows XP).
Step 2
Enter dxdiag in the Open field and click OK to confirm the command.
Step 3
Click the Sound tab in the DirectX Features dialog box that opens and drag the slider in the Hardware Acceleration Level group to 0.
Step 4
Confirm the application of the selected changes by clicking OK and exit the application (for Windows XP).
Step 5
Expand the main menu of the Windows XP operating system to initiate the operation to turn off the hardware sound acceleration in OS Windows Vista or Windows 7 and go to the "All Programs" item (for Windows Vista and Windows 7).
Step 6
Expand Accessories and start Windows Explorer.
Step 7
Navigate to drive_name: Windowssystem32 and find a file named dsound.dll.
Step 8
Create a copy of the found file and save it to any removable media.
Step 9
Enter the operating system Windows Vista or Windows 7 and open the main menu by clicking the "Start" button.
Step 10
Go to Programs and expand the Accessories node.
Step 11
Launch the Windows Explorer application and follow the above path.
Step 12
Replace the dsound.dll file with the copy you saved earlier and restart the computer to apply the selected changes (for Windows Vista and Windows 7). This action will restore the DirectSound hardware and use the standard method for enabling / disabling hardware sound acceleration in selected OS versions.
Step 13
Change the sound settings when using Sound Blaster - go to the Sound item and open the context menu of the dynamics item by right-clicking. Specify the "Properties" item and uncheck the boxes in all fields of the dialog box that opens. This action will remove possible software filters overlapping with hardware filters.
