gdm-settings-4.4-alt1.noarch freedesktop-desktop info desktop-file-validate utility printed the following message(s): /usr/share/applications/io.github.realmazharhussain.GdmSettings.desktop: hint: value "GNOME;GTK;System;Settings;DesktopSettings;" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu;