Sound not working on ASUS ROG Strix Scar 18

inxi -Fazy output on sound:

Audio:
  Device-1: Intel vendor: ASUSTeK driver: snd_hda_intel v: kernel
    alternate: snd_sof_pci_intel_tgl bus-ID: 0000:00:1f.3 chip-ID: 8086:7a50
    class-ID: 0403
  Device-2: NVIDIA vendor: ASUSTeK driver: snd_hda_intel v: kernel
    bus-ID: 0000:01:00.1 chip-ID: 10de:22bb class-ID: 0403
  API: ALSA v: k6.5.5-1-MANJARO status: kernel-api with: aoss
    type: oss-emulator tools: alsactl,alsamixer,amixer
  Server-1: JACK v: 1.9.22 status: off tools: N/A
  Server-2: PipeWire v: 0.3.81 status: active with: 1: pipewire-pulse
    status: active 2: pipewire-media-session status: active 3: pipewire-alsa
    type: plugin tools: pactl,pw-cat,pw-cli

I have checked dmesg for error messages.
I have installed pipewire and sof-firmware but still doesn’t work.

Your Laptop might ship without the needed DSD info. See also here: No Audio from Rog Strix scar 18 Laptop and here: ASUS NoteBook Linux best is to join discord and see what the status is: Linux on ASUS ROG

thanks for the helpful links. will try

LKML: Stefan Binding: [PATCH v1 3/7] ALSA: hda/realtek: Add quirks for ASUS ROG 2023 models

(0x1043, 0x1cef, "ASUS G834JY/JZ/JI/JG", ALC285_FIXUP_ASUS_HEADSET_MIC),