I know you've already done a lot of researching and everything. Have you come across this video yet? Take a look. It's worth a try! :)
Using USB headset with Stereo Mix without 3rd Party software
I know you've already done a lot of researching and everything. Have you come across this video yet? Take a look. It's worth a try! :)
Using USB headset with Stereo Mix without 3rd Party software