You may be asked to install unsigned drivers. Nota: Antivirus may detect patcher.exe as a virus, so you may need to exclude patcher.exe from Antivirus. You will have to manually select each file to patch and run the patcher multiple times to patch all matching files. They begin with 'rltkAPO64.dll, rltkAPO.dll' and may be in 'win32' and 'win64' subfolders of the Realtek package. The target filenames are listed on the patcher window. Use Pihto's patch to patch the DLL files (the password is ''realtek'').Download the zip file the 0007-Win7_Win8_Win81_Win10_R280.zip Realtek HD audio drivers R2.80 and unzip the contents in a folder.
Guide to enable Dolby Digital Live and/or DTS Interactive: