How to uninstall Zorin Connect and Print Settings if doing so via Software doesn't work?

Oh, that makes sense. Devs shouldn't had placed it in the remove-able section, then. Is there any other program that came pre-installed and is in the remove-able section which is inter-dependent with something you need? I'm now wondering, because I pretty much nuked everything from the remove-able section and I have the issue here: Installed apps tab in Software store has goes blank after each and every restart