Hi anonymous user-0325,
It does not appear to be the same, as Microsoft specifically mentioned Conexant ISST or Conexant HDAudio Driver with specific versions listed over here:
Have you tried updating to Windows 10 version 2004? If you have and you're still blocked, you could try updating the driver from the Microsoft Catalog:
In worst case scenario you could uninstall the driver completely and try updating.
(If the reply was helpful please don't forget to upvote or accept as answer, thank you)