Please DO
sudo vim /usr/share/xsessions/dwm.desktop
[Desktop Entry]
Encoding=UTF-8
Name=Dwm
Comment=Dynamic window manager
Exec=dwm
Icon=dwm
Type=XSession
font
yay -S ttf-linux-libertine ttf-inconsolata ttf-joypixels ttf-twemoji-color noto-fonts-emoji ttf-liberation ttf-droid