Registry Settings — Realtek Audio

| Key (under device instance) | Type | Effect | |-----------------------------|------|--------| | JackCtrl | BINARY | Per-port control (impedance sense, presence detect) | | EnableDynamicJackDetection | DWORD | 0=disable, 1=enable (default) | | ForceBypassJackDetection | DWORD | 1=force all jacks as always connected (bypasses hardware detection) |

HKLM\SOFTWARE\Realtek\Audio\HDA\EnableStereoMix = 1 (DWORD) Then reboot. Additional key for (capture of playback stream without resampling): realtek audio registry settings

Example (under device instance):

Setting NoiseSuppression =3 on ALC295 (common in Dell XPS) causes 10–15% CPU usage even when microphone is idle. 3. Advanced Power Management Keys Realtek HDA power management interacts poorly with modern standby (S0ix). Relevant keys: | Key (under device instance) | Type |