/usr/local/lib/systemd/user/xdg-desktop-portal-gtk.service
/usr/local/lib/xdg-desktop-portal/xdg-desktop-portal-gtk
/usr/local/share/applications/xdg-desktop-portal-gtk.desktop
/usr/local/share/dbus-1/services/org.freedesktop.impl.portal.desktop.gtk.service
/usr/local/share/xdg-desktop-portal/portals/gtk.portal