Hi! From the limited information available to us, it seems to be an issue that affects some users of Logitech/Steelseries peripherals and is not specific to Victoria 3. The only workaround known to us is to disable any sound filters in your headphone software and/or mute "Steamwebhelper" process in your Windows Mixer.
We'll move the thread to Technical Support forum in case you need any further assistance!
We'll move the thread to Technical Support forum in case you need any further assistance!