Why do I get an "audio device error" on an XPhone Softphone call?

In XPhone Connect Client, the softphone is selected as the active device. If an attempt is now made to make a call, an "audio device error" appears. How can this be fixed?

Solution 1:

Open Windows Services and restart the Windows Audio service.

Solution 2:

Open the Control Panel and open theSoundSettings. Open thepropertiesof your device and uncheckApplications in exclusive modehave priorityand clickRestore Defaults. Then restart the XPhone Connect Client.

Solution 3

Make sure that the microphone is enabled in the Windows "Microphone - Privacy Settings" and that the XPhone Connect Client is listed with the desktop apps.

Hint:

If the above steps do not help, you should also check whether an antivirus program is denying access to the microphone.