I don't know if this is the right section but i need help. im using a samsung tv with hdmi on my system. when im playing games in window mode there are sounds but when i switch them to full screen the sound is gone. while in window mode when i click on sound icon on the bottom right and then mixer it shows the game im playing but when i switch to full screen the sound is gone and when i went to my desktop and bottom right coroner click on sound icon mixer and i don't see the game there anymore.
my system is-
MSI B85 G41 -- 2x PCIe 3.0 x16, 2x USB 3.0, HDMI mother board
8 GB [4 GB X2] DDR3-1600 Memory Module
NVIDIA GeForce GT 630 - 2GB video card
3D Premium Surround Sound Onboard sound card
Intel® Core™ i5-4670 Processor (4x 3.40GHz/6MB L3 Cache)
Window 7