Internal Microphone Detected, But No Sound (HP Victus Gaming Laptop 15-fa1xxx)

My laptop’s (HP Victus 15-fa1xxx) microphone is seeming detected, but it’s not actually picking up any sound. In configuration.nix, I have: security.rtkit.enable = true; services.pipewire = { enable = true; pulse.enable = true; alsa.enable = true; alsa.support32Bit = true; wireplumber.enable = true; }; I’ve also tried adding hardware.enableAllFirmware = true; environment.systemPackages = with pkgs; [ sof-firmware ]; to no avail. My hardware-configurat...