[Default Applications]
application/pdf=org.gnome.Evince.desktop
application/vnd.oasis.opendocument.text=libreoffice-writer.desktop
application/vnd.openxmlformats-officedocument.wordprocessingml.document=libreoffice-writer.desktop
audio/mpeg=vlc.desktop
image/bmp=org.gnome.eog.desktop
image/gif=org.gnome.eog.desktop
image/heif=org.gnome.eog.desktop
image/jpeg=org.gnome.eog.desktop
image/png=org.gnome.eog.desktop
image/x-tga=org.gnome.eog.desktop
video/mp4=vlc.desktop
video/mpeg=vlc.desktop
video/quicktime=vlc.desktop
video/webm=vlc.desktop
video/x-flv=vlc.desktop
video/x-matroska=vlc.desktop
video/x-ms-wmv=vlc.desktop
video/x-msvideo=vlc.desktop
x-scheme-handler/http=firefox-esr.desktop
x-scheme-handler/https=firefox-esr.desktop
x-scheme-handler/chrome=firefox-esr.desktop
text/html=firefox-esr.desktop
application/x-extension-htm=firefox-esr.desktop
application/x-extension-html=firefox-esr.desktop
application/x-extension-shtml=firefox-esr.desktop
application/xhtml+xml=firefox-esr.desktop
application/x-extension-xhtml=firefox-esr.desktop
application/x-extension-xht=firefox-esr.desktop

[Added Associations]
x-scheme-handler/http=firefox-esr.desktop;
x-scheme-handler/https=firefox-esr.desktop;
x-scheme-handler/chrome=firefox-esr.desktop;
text/html=firefox-esr.desktop;
application/x-extension-htm=firefox-esr.desktop;
application/x-extension-html=firefox-esr.desktop;
application/x-extension-shtml=firefox-esr.desktop;
application/xhtml+xml=firefox-esr.desktop;
application/x-extension-xhtml=firefox-esr.desktop;
application/x-extension-xht=firefox-esr.desktop;