Realtek HDA/UAD/Component Drivers

Realtek Audio UAD 6.0.9884.1: (Lengda Technology {Hong Kong} Company Limited / Acer) - {cab download size 12.3Mb - posted 10/18/2025} - has Acer related INF files
catalog.s.download.windowsupdate.com/c/m...7cace0b27fbaccb0.cab

Realtek Audio UAD 6.0.9882.1: (Sixunited / ALStone) - {cab download size 12.1Mb - posted 10/20/2025} - has only HDXSST1D05.inf file
catalog.s.download.windowsupdate.com/d/m...60a9949e7f937ffc.cab

Realtek Audio UAD 6.0.9882.1: (ASUSTeK Computer Inc.) - {cab download size 12.3Mb - posted 10/20/2025}
catalog.s.download.windowsupdate.com/d/m...4327a2c3621e2ea1.cab

Realtek Audio UAD 6.0.9882.1: (All OEM) - {cab download size 12.9Mb - posted 10/23/2025}
catalog.s.download.windowsupdate.com/c/m...7028bb7650b970eb.cab

Realtek Audio Universal Service 1.0.897.0 + Realtek Hardware Support Application 11.0.6000.376 SoftwareComponent drivers {cab download size 3.9Mb - also posted 10/18/2025}
catalog.s.download.windowsupdate.com/c/m...f3aeef5131a072fc.cab

Realtek Audio Universal Service 1.0.894.0 + Realtek Hardware Support Application 11.0.6000.376 SoftwareComponent drivers {cab download size 4.1Mb - also posted 10/20/2025}
catalog.s.download.windowsupdate.com/d/m...f769eda04831c3b3.cab

Realtek Audio Universal Service 1.0.894.8 + Realtek Hardware Support Application 11.0.6000.376 SoftwareComponent drivers {cab download size 9.1Mb - also posted 10/20/2025}
catalog.s.download.windowsupdate.com/c/m...de467fc488034e00.cab

also

v6.0.9870.1 UAD Lenovo {NB/laptop} driver + Elevoc APO driver + Nahimic APO4 driver from Lenovo (posted 10/19/2025)
-has HDXACPLV.inf file; for Win11 only; Win10 not supported

and

XPERI/DTS APO4x Core 1.15.11.0 [AudioProcessingObject] driver from Microsoft (posted 10/17/2025)
catalog.s.download.windowsupdate.com/d/m...b5a5ce1c949d1b64.cab

XPERI/DTS APO4x RPC Service 1.15.13.0 [SoftwareComponent] driver from Microsoft (also posted 10/17/2025)
catalog.s.download.windowsupdate.com/c/m...1e4b9e82850dc900.cab


edit afternoon 10/20 - added links to the 6.0.9882.1 sixunited/hdxsst1d05.inf & asus drivers and Realtek Audio Universal Service 1.0.894.0/1.0.894.8 SWC drivers from Microsoft; also added link to the 6.0.9870.1 Lenovo {NB/laptop} driver from the Lenovo web site and links to the XPERI/DTS APO4x Core 1.15.11.0 & RPC Service 1.15.13.0 SWC drivers from Microsoft
edit 2nd time evening 10/23 - added link to the 6.0.9882.1 all oem driver from Microsoft
 

6.0.9879.1 Desktop from MSI
download.msi.com/dvr_exe/mb/realtek_audio_R.zip

Realtek Audio UAD 6.0.9879.1 MSI driver - alternate link {replaces 6.0.9865.1 MSI driver for MSI MBs}:
download-2.msi.com/dvr_exe/mb/realtek_audio_R.zip

and

6.0.9882.1 all oem driver from MS (released 10/23/2025)