You can play sound in remote desktops and published applications, but some limitations apply.
By default, sound playback is enabled for remote desktops and published applications, but a Horizon administrator can set a policy to disable sound playback.
The following limitations apply to sound playback in remote desktops and published applications.
To turn up the volume, use the sound control on the client system, not the sound control in the remote desktop.
Occasionally, the sound might go out of sync with the video.
In conditions of heavy network traffic, or if the browser is performing many tasks, sound quality might be reduced.