Hi kpw786, Thank you for posting in Microsoft Community! I understand that you have recently upgraded to Windows 8 and the in-built speakers are not working.

I recommend you to install the latest drivers for the sound card. If there are no drivers available for Windows 8, Please download the windows 7 drivers and install them in compatibility mode.

It is highly recommended to always use the most recent driver version available. Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Hp Pre Installed Programs Will Not Run.

Follow the steps to run in compatibility mode: a) Enter the Start screen b) Press Windows key + C on your keyboard to show the Charms bar (If you have a touch screen: Touch the right edge of your screen and slide your finger to the center of the screen to show the Charms bar) c) Search for Troubleshooting, Click Settings in the right column. D) Click Troubleshooting. Click Run programs made for previous versions of Windows e) Click next, select Not Listed. Click Next f) Click Browse and select the Driver file that you downloaded.

G) Click next, click Troubleshoot program h) Check The program worked in earlier versions of Windows but won't install or run now box i) Click next, select the last known working operating system for this driver (probably Window 7) j) Click Next Please click on the link given below for any reference related to sound card issues. Instal Printer Canon Mp287 Tanpa Cd Dgn Google. Hope this information was helpful, if you need any further assistance feel free to post, we will be glad to assist you.