Dolby Audio Drivers

DolbyAPO {Audio Processing Object} 3.31001.10 11.0 Win11 x64 driver (5/18/2026) from MS Update (posted on MS Catalog site morning 7/17/2026) - {for Win11 only; Win10 not supported}
catalog.s.download.windowsupdate.com/d/m...c6c5cfddfb5f2c3a.cab

Dolby HSA {SoftwareComponent} 3.31001.10 10.0 x64 driver (5/18/2026) from MS Update (also posted on MS Catalog site morning 7/17/2026)
catalog.s.download.windowsupdate.com/d/m...bf426fe981bc57af.cab

Dolby Atmos 11.605.945.20 Asus extension driver from ASUS (quietly posted 6/26/2026; publicly listed on the Asus web site late August 2026)
-includes Dolby Atmos 11.605.945.20 Asus extension driver, Dolby APO SWC 3.31001.10 11.0 driver & Dolby HSA SWC 3.31001.10 10.0 driver
 

Dolby Atmos 11.708.745.53 Asus extension driver from ASUS (quietly posted 7/22/2026; publicly listed on the Asus web site late August 2026)
-includes Dolby Atmos 11.708.745.53 Asus extension driver, Dolby APO SWC 3.31001.10 11.0 driver & Dolby HSA SWC 3.31001.10 10.0 driver