Download the 0006-Win7_Win8_Win81_Win10_R280.exe installer and extract the installer content to a folder Realtek HD audio drivers R2.80 (Version is recommended R2.80).You will have to disable the use of signed drivers ( How To Disable Driver Signature Enforcement, How to disable mandatory use of signed drivers).Uninstall your existing Realtek drivers with Display Driver Uninstaller (DDU) and reboot.Guide to enable Dolby Digital Live and/or DTS Interactive:
