Question / Help i can't hear my desktop sound when my mic is plugged in

[software28]

i can't hear my desktop sound when my mic is plugged in.... my mic is a monacor dm-500 usb...

i searched it & it said ' suitable for windows 8 ' & not windows 8.1... thing is, though... i have windows 8 (windows 8.1), i've used it for my song covers & it's worked fine....

i don't know what to do....



please help~~