lspci -v | grep -i audio If you see Realtek ALCxxx with Waves MaxxAudio mentioned in Windows, you have the hardware.
Check also:
Check if you have PipeWire:
cat /proc/asound/card0/codec#0 | grep Codec EasyEffects can apply system-wide EQ, bass enhancement, virtual surround, loudness normalization, etc. Install EasyEffects Ubuntu/Debian: waves maxxaudio pro linux
pactl info | grep "Server Name" If you see PipeWire , good. If not, consider switching (distro dependent). Sometimes the raw hardware needs a mixer fix. lspci -v | grep -i audio If you
sudo apt install easyeffects