Your driver is up to date - if you have a problem with your driver, you can try to re-install the old version as below .
ManyCam Virtual Microphone
Others
4.1.0.0
2014-12-26
93.62 MB
2K, XP, 2K3, VISTA, WIN7, WIN8, WIN81, WIN10/32bits
XP, VISTA, WIN7, WIN8, WIN81, WIN10, WIN11/64bits