Welcome to Windows sound controls. You will run into this when two applications tries to access the microphone at the same time (well, not always, but most of the time). If you have good devices with good drivers like a Poly or Jabra headset, you will have better luck.
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Robert Wakefield-Carl
ttec Digital
Sr. Director - Innovation Architects
Robert.WC@ttecdigital.comhttps://www.ttecDigital.comhttps://RobertWC.Blogspot.com------------------------------