Dell ThinOS 2402 Administrator’s Guide

Enable echo cancellation for Microsoft Teams

1. On Admin Policy Tool or Wyse Management Suite policy settings, go to Advanced > VDI Configuration Editor > Citrix Configuration Editor.
2. In the Citrix JSON Settings, click Add Row.
3. From the File drop-down list, select hdx_rtc_engine/config.json.
4. From the Operation drop-down list, select Add or Update.
5. In the Key field, enter EnableAEC.
6. In the Value field, enter 1.
7. Sign out or restart the device for the settings to take effect.
   Limitation: If you set EnableAEC as 1, and if there is a Microsoft Teams call or meeting happening between a Wyse 5470 thin client and a thin client that is or is not Wyse 5470 thin client, you may encounter audio issues when you enable the camera.
   If you encounter audio issues during Microsoft Teams calls or meetings, you can change the default settings to troubleshoot the audio issues (like robotic voice, increased system performance causing audio issues, and so on) by doing the following:

   1. In the Citrix JSON Settings, click Add Rowto add the setting
   2. From the File drop-down list, select hdx_rtc_engine/config.json.
   3. From the Operation drop-down list, select Add or Update.
   4. In the Key field, enter EnableAGC.
   5. In the Value field, enter 0.
   6. In the Citrix JSON Settings, click Add Row to add the setting.
   7. From the File drop-down list, select hdx_rtc_engine/config.json.
   8. From the Operation drop-down list, select Add or Update.
   9. In the Key field, enter EnableNS.
   10. n the Value field, enter 0.
   11. Sign out or restart the device for the settings to take effect.