Reversed Headphone Speakers

Hi, five years ago I came onto these boards asking a question. The question was unfortunately locked, but I believe it's still quite relevant. You see; I never was able to fix my problem, but it's not just me. There are multiple people questioning the same thing; How do I fix my reversed...

When I do a test through my computer's sound options everything sounds fine and in order with my 7.1 headset, but when I'm in games the headphones get reversed. Grenades or footsteps SOUND like they are coming from my left but really they are to my right in the games I play. This happens even...