Step 5: In this window, choose Browse my computer for drivers. Then, right-click High Definition Audio Device and choose Update driver. Step 4: Expand the Sound, video, and game controllers directory. Step 3: Press Win + X on the keyboard and choose Device Manager, or right-click the Start Menu button to choose Device Manager. Then, choose Windows 10×64 basic driver, and extract it to the desktop. Step 2: Open the Dolby Access folder and continue to open the Driver folder. But the access and use of that link are at your own risk. If you don’t find a link to download Dolby Atmos for free, you can try it. Test it with games, stereo sources (YouTube etc.) & 5.1 demos.Tip: I see there are many people using this link. Also check "Disable all sound effects" under the "Enhancements" Tab. In Windows Sound options > Playback Tab > Right click Playback Device > Properties > Advanced Tab > Default Format "DTS" or "Dolby" options are here. Right click Realtek HD Audio Manager icon next to clock in Taskbar > Sound Manager > Default Format "DTS" or "Dolby" options are here.
Select Default Output format in one of two ways: Install the R281 driver – "Setup.exe" file in main driver folder "0008-64bit_Win7_Win8_Win81_Win10_R281". Allow Windows to run the patch – ignore any warnings.ĩ. Run the Patch file two times once to patch the file name "RltkAPO.dll" and again to patch the file "RltkAPO64.dll". Copy unzipped Patch file & paste it in the unzipped R281 folder “WIN64”.Ĩ.
If Windows Defender causes issues, then open Windows Defender & allow the file to be created.ħ. Restart PC (use DDU recommended option to restart).ĥ. Make sure to select audio drivers in the App.Ĥ. Use Display Driver Uninstaller (DDU) to wipe old Realtek audio drivers. Restart PC in Safe Mode with no network connectivity.ģ. (Google alternate source if that doesn’t work).Ģ. Not sure how this will work with other boards/codecs, so use at own risk - create restore point just in case. Thought I’d post a step by step on how I got the optical out of my Gigabyte B550 Aorus Pro AX motherboard (Realtek ALC1220-VB codec) working & sending a multi channel signal to amplifiers capable of decoding a compressed DTS Interactive/Dolby Digital Live in either 5.1 or 2 channel stereo.
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