User Manual

15
Maybe the microphone volume setting in the video application is too low: right click
on "Speaker" > click "Volume Mixer" to adjust the volume of the "Device" and
"Applications".
④The microphone may be disabled: right click"Speaker" > "Recording devices" >
"Recording" tab, right click on the blank area of the "Recording" > check "Show
disabled devices" and "Show disconnected devices" > Tap "USB Live camera
audio" > select "Enable".
⑤Your computer missed some files in the system:
For example, check in Windows 7 64bit system, please right click on "My
Computer" > "Manage" > "Device Manager" >"Sound, video and game
controllers" If there is "!" appears in "Live Camera Audio", the following files are
missed in your computer: 1).drmk.sys, 2).portcl.sys,3).USBAUDIO.sys, 4).SysFxUI.dell,
5).WMALFXDSP.dll. Please install it in the corresponding system root folder
according to the Microsoft official website prompt.
⑥Right click on "My Computer" > "Manage" > "Device Manager" >"Sound,
video and game controllers" If there is "?" appears in "USB Live Camera
Audio", it is means that there is a problem with the PC sound card driver. Please find
the corresponding sound card driver to reinstall it according to the model of the
computer motherboard, or contact the computer system to solve this issue.
⑦ Windows 8 /10 systems, anti-virus software, and some browsers such as Google,
Firefox, etc. with privacy settings may disable the microphone: please click the
"Start" menu, then select "Settings" > "Privacy" > "Microphone" . In the "Let
apps use my microphone" menu, if you turn off in this menu, the microphone will
not work.