System Grab Bag

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xdg-settings

Manage settings of XDG-compatible desktop environments. More information: https://portland.freedesktop.org/doc/xdg-settings.html.
  • Print the default web browser:
    xdg-settings get {{default-web-browser}}
  • Set the default web browser to Firefox:
    xdg-settings set {{default-web-browser}} {{firefox.desktop}}
  • Set the default mail URL scheme handler to Evolution:
    xdg-settings set {{default-url-scheme-handler}} {{mailto}} {{evolution.desktop}}
  • Set the default PDF document viewer:
    xdg-settings set {{pdf-viewer.desktop}}
  • Display help:
    xdg-settings --help

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