🎯 Subject of the issue

I can't select any Mono Nerd Font in Konsole's font settings.

🔧 Your Setup

• Which font are you using (e.g. Anonymice Powerline Nerd Font Complete.ttf)?
  Source Code Pro Nerd Font Mono
• Which terminal emulator are you using (e.g. iterm2, urxvt, gnome, konsole)?
  Konsole 18.04.2
• Are you using OS X, Linux or Windows? And which specific version or distribution?
  Arch Linux