The better version of Pulse Audio that works in Wayland.
Uninstall Pulse Audio
pulseaudio --kill
sudo pacman -Rns pulseaudio
Install Pipewire
sudo pacman -S pipewire pipewire-pulse wireplumber
systemctl enable --user pipewire
systemctl enable --user wireplumber
systemctl start --user pipewire
systemctl start --user wireplumber
Alsosudo pacman -S pavucontrol
so you can have a GUI frontend to control sound.