Set the default mail URL scheme handler to Evolution

xdg-settings

  • Manage settings of XDG-compatible desktop environments.
    More information: <https://portland.freedesktop.org/doc/xdg-settings.html>.
  • Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

xdg-settings set {{default-url-scheme-handler}} {{mailto}} {{evolution.desktop}}

click the source code to copy install xdg-settings on any operating system with command-not-found.com