Nerd Font First of all, install a nerd font, and apply it: nerd font
Then, pick a unicode over here: nerd font cheat sheet. In this case, search keyword sep
After getting the unicode number, you can use it like this: :echo "\ue0b9"
FAQ: Why are my nerdfont symbols not displaying correctly?
The display of nerdfont can be affected by many factors, including terminal emulator, font type, font size, zoom, etc.