ok  now it looks good to me, can see no more crashes from audiodg.exe, hdxrealtime.exe and sound is ok.the following setup looks promising: device managerall 3 Intel Smart Sound have driver 10.29.0.7799Realtek is on 10.0.66.182Intel Iris driver is on 30.0.101.1994Teams Version runs on 1.5.00.17656audiodg.exe is version 10.0.22621.290 thx anywayregardsThorsten
have seen a few post's about kind of similar problems. Using Microsoft Teams locally installed kills audiodg.exesame happends, if using Mcrosoft Teams in a virtual environment, optimized with with Citrixtried Realtek Sound Driver version 10.0.66.182 and 10.0.66.187tried all 3 Intel Smart Sound Tech drivers 10.29.0.7082, 10.29.0.7687 and 10.29.0.7799There are no new drivers on particular Dell support site for this registered system.tried to disable all Intel Smart Sound devices, without success.Laptop is brand new, BIOS is updated to latest version. Windows 11 is updated to latest version, including optional options enabled inside Update settings.Any news on this cause, or we need to find a working solution with try and error.Thanks and remainThorsten  
new Dell 9430, Win11, Audio (audiodg.exe) crashes using Microsoft Teams