Realtek HDA/UAD/Component Drivers

Realtek HD UAD 6.0.9963.1 Alstone driver (posted evening 3/26/2026) - { download here }
-has HDXACPAlstone.inf, HDXAlstone.inf & HDXSSTAlstone.inf files

Nahimic 3 UWP app (v1.10.10.0) early 2026 + APO4 (v5.0.1.4170) driver + A-volute Uniwill/Tongfang Extension 1.3.3.0 driver
(also posted evening 3/26/2026) - { download here }

also

Realtek USB Audio DCH 6.4.0.2422 Lenovo driver (late release; posted 3/24/2026)
{ download here - release notes }
-for certain Lenovo IdeaCentre/ThinkCentre/ThinkStation desktop PCs using Realtek USB Audio ALC4xxx hardware

and

v6.0.9924.1 UAD BCM driver from BCM Advanced Research (quietly posted 2/27/2026)
-has HDXBCM.inf & HDXSSTBCM.inf files


edit 3/29 - added link to the 6.0.9924.1 BCM driver from the BCM web site
 

Realtek Audio UAD 6.0.9954.1 (All OEM): {cab download size 13.1Mb - posted afternoon 3/29/2026}
catalog.s.download.windowsupdate.com/c/m...f0697c2d67f53fbd.cab

Realtek Audio Universal Service 1.0.960.0 + Realtek Hardware Support Application 11.0.6000.390 + Realtek ASIO 1.0.14.1 SoftwareComponent drivers {cab download size 4.3Mb - posted evening 3/18/2026}
catalog.s.download.windowsupdate.com/d/m...c3f811d09f3e4293.cab

Realtek Audio Universal Service 1.0.960.0 + Realtek Hardware Support Application 11.0.6000.390 + Realtek ASIO 1.0.13.1 SoftwareComponent drivers {cab download size 10.7Mb - posted late morning 3/29/2026}
catalog.s.download.windowsupdate.com/d/m...1abc6c3dc409efd3.cab