卸载mac多余的音频驱动：internal audio driver corel painter

$ kextstat | grep corel
  130    0 0xffffff7f81042000 0x4000     0x4000     com.corel.painter.PainterAudioDriver (1) EE421600-684A-3D19-BA3A-FB205534621D <100 5 4 3>
$ sudo kextunload -b com.corel.painter.PainterAudioDriver
Password:
$ sudo rm -r /System/Library/Extensions/PainterAudioDriver.kext
$