Windows 10 stereo mix

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Your hardware device ID begins with 'INTELAUDIO\FUNC_01&VEN_10EC&DEV_0245' (ALC245)

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ALC888, ALC892, ALC899, ALC900, etc.) (and maybe with ALC1150 & ALC1220) found on most motherboards & some desktop PCs The stereo mix option is usually available to Realtek ALC8xx/ALC9xx audio chipsets (ex.

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your using a laptop and not a desktop (hp envy 17 is a laptop which does not have the option regardless of what you do).