Realtek HDA/UAD/Component Drivers

fikotr74 wrote:

Hey everyone, the latest drivers for "Realtek Audio Effects Component 13.4989.2389.768" and "Realtek Audio Universal Service 1.0.954.0" have been released. However, I've been searching everywhere but haven't been able to find them. I wanted to share this in case anyone else can find them.

these are no longer the latest Realtek APO2 & Realtek Audio Universal Service drivers, fikotr74.
latest ones are now versions 12.5109.2409.778 & 13.5109.2409.778 and 1.0.957.0 from HP's recent 6.0.9951.1 driver package mentioned below

v6.0.9951.1 UAD HP {AIO/desktop pc} driver + XPERI/DTS APO4/SWC drivers from Hewlett-Packard (posted 2/27/2026)
{ sp170320 - release notes }
-has HDXCPC.inf & HDXSSTHPCPC.inf files; includes XPERI/DTS APO4 HP Extension 1.16.0.0, XPERI/DTS APO4x Core 1.16.4.0 & APO4x RPC Service 1.16.3.0 SWC drivers
-bundles DTS Sound Unbound UWP app

v6.0.9951.1 UAD HP {AIO/desktop pc} driver + Intel HDASST driver + XPERI/DTS APO4/SWC drivers from Hewlett-Packard (posted late evening 2/26/2026)
{ sp170301 - release notes }
-has HDXCPC.inf & HDXSSTHPCPC.inf files; includes XPERI/DTS APO4 HP Extension 1.16.0.0, XPERI/DTS APO4x Core 1.16.4.0 & APO4x RPC Service 1.16.3.0 SWC drivers
-bundles DTS Sound Unbound UWP app; includes only Realtek APO2 {13.5109.2409.778} driver for Win11
-this one is for Win11 only; Win10 not supported

also

v6.0.9940.1 UAD {AIO/desktop pc} White Win11 driver from Acer (posted 2/24/2026) - Win10 not supported
-has only HDXSSTWHITE.inf file; includes only Realtek APO2 v13.4709.2329.744 driver for Win11 only


edit 3/2 - added link to the 6.0.9940.1 {AIO/desktop pc} hdxsstwhite.inf driver from the Acer web site

v6.0.9945.1 UAD HP {NB/laptop} drivers + Intel HDASST driver + XPERI/DTS APO4 drivers from Hewlett-Packard (posted 3/01/2026)
{ sp170286 - release notes }  { sp170287 - release notes }
-has HDXACPHPNB.inf, HDXHAPHPNB.inf, HDXHPNB.inf, HDXSSTHPNB.inf & HDXSSTHPNB2.inf files
-includes Realtek Audio Universal Service 1.0.951.7 SWC driver instead of 1.0.951.0 and Realtek APO2 {12.4877.2397.756/13.4877.2397.756} drivers
-also DTS HP Extension 1.15.45.0, DTS APO4x Core 1.15.15.0 & DTS APO4x Service 1.15.18.0 SWC drivers; sp170287 package bundles DTS Sound Unbound app

v6.0.9937.1 UAD HP {NB/laptop} driver + Cirrus Amp driver + XPERI/DTS APO4 drivers from Hewlett-Packard (older version; posted 3/02/2026)
{ sp170259 - release notes }
-has HDXACPHPNB.inf, HDXHAPHPNB.inf, HDXHPNB.inf, HDXSSTHPNB.inf & HDXSSTHPNB2.inf files
-includes Realtek Audio Universal Service 1.0.946.7 SWC driver instead of 1.0.946.0 and Realtek APO2 {12.4717.2317.744/13.4717.2317.744} drivers
-also DTS HP Extension 1.15.50.0, DTS APO4x Core 1.15.16.0 & DTS APO4x Service 1.15.18.0 SWC drivers; bundles DTS Sound Unbound app
 

fikotr74 wrote:

Hey everyone, the latest drivers for "Realtek Audio Effects Component 13.4989.2389.768" and "Realtek Audio Universal Service 1.0.954.0" have been released. However, I've been searching everywhere but haven't been able to find them. I wanted to share this in case anyone else can find them.

they're included in the recent Lenovo based 6.0.9948.1 Realtek audio driver package mentioned below:

v6.0.9948.1 UAD Lenovo {AIO/desktop pc} driver + Dolby APO driver + Elevoc APO driver from Lenovo (posted 3/05/2026)
{ download here - release notes }
-has only HDXLVSST.inf file; includes Realtek APO2 {12.4989.2389.768/13.4989.2389.768} drivers & Realtek Audio Universal Service 1.0.954.0 SWC driver


and the Realtek APO2 13.4989.2389.768 & Realtek Audio Universal Service 1.0.954.0 SWC drivers will eventually be published onto the MS Update Catalog site (along with a 6.0.9948.1 driver) later this March


also

Realtek Audio UAD 6.0.9943.1: (All OEM) - {cab download size 13.1Mb - older version, late release; posted evening 3/06/2026}
catalog.s.download.windowsupdate.com/c/msdownload/update/driver/drvs/2026/03/b53fd924-7e00-4fe9-908b-74f119f8d1e2_d3b43cf90f6a87d26660767a1aa59ec3637c48be.cab

Realtek Audio Universal Service 1.0.949.0 + Realtek Hardware Support Application 11.0.6000.388 SoftwareComponent drivers {cab download size 10.7Mb - older version, late release;  also posted evening 3/06/2026}
catalog.s.download.windowsupdate.com/d/msdownload/update/driver/drvs/2026/03/dc25b0b1-9647-4c1e-ac55-e8e9ee511920_07e2b6c9401e2f30e6c0ec2fd71e9c4e3a28780b.cab


edit 3/7 - added links to the 6.0.9943.1 all oem and Realtek Audio Universal Service 1.0.949.0 & Realtek HSA 11.0.6000.388 SWC drivers from Microsoft
 

fikotr74 wrote:

Hey everyone, the latest drivers for "Realtek Audio Effects Component 13.4989.2389.768" and "Realtek Audio Universal Service 1.0.954.0" have been released. However, I've been searching everywhere but haven't been able to find them. I wanted to share this in case anyone else can find them.

both Realtek APO2 {13.4989.2389.768} and Realtek Audio Universal Service 1.0.954.0 SWC drivers are available from MS Update Catalog as of March 8:


Realtek Audio UAD 6.0.9948.1: (All OEM) - {cab download size 13.2Mb - posted 3/08/2026}
catalog.s.download.windowsupdate.com/d/msdownload/update/driver/drvs/2026/03/0ee0bc82-654e-459a-b49e-9293bd9b8072_f905d81d99755b5a6a34a5d222aa9db1d7b9e808.cab

Realtek Audio Universal Service 1.0.954.0 + Realtek Hardware Support Application 11.0.6000.389 SoftwareComponent drivers {cab download size 10.7Mb - also posted 3/08/2026}
catalog.s.download.windowsupdate.com/d/msdownload/update/driver/drvs/2026/03/332603a1-4d52-4843-876a-d70d58db3278_41ced6168e8e1ba8783bf9f12bdf3e441efbcd1a.cab

Realtek APO2 {13.4989.2389.768} AudioProcessingObject Win11 driver {cab download size 13.1Mb - also posted 3/08/2026} - for Win11 only
catalog.s.download.windowsupdate.com/d/msdownload/update/driver/drvs/2026/03/7518f754-8c0f-4918-a255-42cf2c6e35e1_d8549f1240a108b6339571fee59938a1a1913ba7.cab