Start Your Computer In Device Clean Boot Mode

Device Clean Boot

1. Click the Start Button, in the Search or Run box, type "devmgmt.msc" (without quotation marks) in the Search bar and press Enter.
2. Expand "Sound, video and game controllers".
3. Right click on your sound card and then click "Properties".
4. In the dropdown menu of Device Usage, please choose "Do not use this device (disable)" and click OK.
5. Please use the same method to disable other non-essential hardware such as: internal modem, network card and CD-R drive. Please note some devices such as video adapters are not available to be disabled.