At a guess the cause of the problem may be some kind of headphone volume boost option that's turned on by default, and weirdly turned off by "'Headphone Mic Boost',0 1". This may not be avoidable interference as much as just excessive volume boost turned on by default.
At a guess the cause of the problem may be some kind of headphone volume boost option that's turned on by default, and weirdly turned off by "'Headphone Mic Boost',0 1". This may not be avoidable interference as much as just excessive volume boost turned on by default.