press g on contextmenu to open the file in gneay text editor, since the default is open by web browser
copy the .desktop file into the $HOME/.local/share/applications
and change the default name or name in other langanges, type underscore before the character to make hint.
the underlined character mnemonics indicate keyboard shortcuts for applications in the contextmenu
only tested on my lxde edition with pcmanfm, so not sure if other DE and fm would have similar behavior