Realtek HDA/UAD/Component Drivers

Realtek HD Audio UAD 6.0.9838.1 MSI driver {old version} from Corsair - released early Sept. 2025 

Realtek USB Audio UAD/DCH 6.4.0.2416 MSI driver {new} from Corsair - released early Sept. 2025

also

Realtek USB Audio DCH 6.4.0.2419: (Inventec(Taipei) / Hewlett-Packard) - {cab download size 678Kb - quietly posted 8/06/2025} - has only RtDUsbAD_hp.inf file
catalog.s.download.windowsupdate.com/c/m...4b672e5cd662324e.cab
 

Realtek Audio UAD 6.0.9873.1: (Sixunited / Acer) - {cab download size 12.1Mb - posted 9/15/2025} - has only HDXSSTAcerOEM.inf file
catalog.s.download.windowsupdate.com/c/m...9ceb23b5a1dfbbcb.cab

also

v6.0.9842.1 UAD Advantech driver from Advantech  (posted 9/01/2025)
-has HDXAdvantech.inf & HDXSSTAdvantech.inf files; includes Realtek Audio Control 1.52.363.0 UWP app