Expand Sound, video and game controllers .
Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\BTHPORT\Parameters] "DisableHandsFreeTelephony"=dword:00000001 windows 10 disable hands free telephony
Document this procedure in your organization’s support knowledge base. For individual users, Method 1 (Sound Control Panel) is simple and reversible. End of Paper Expand Sound, video and game controllers
Open Control Panel → Hardware and Sound → Sound (or run mmsys.cpl ). windows 10 disable hands free telephony