You will then need to reload GNOME shell, for example by login out and in again, or under Xorg, alt+f2 and type r. If you want to sponsor me, first of all thank you very much! That really is not a ...
For Windows binaries see https://github.com/jalios/pdf2svg-windows. For Linux binaries, see your package manager (e.g., "yum install pdf2svg" or "apt-get install ...