WL Essentials 2011 says a newer version is already installed, despite me having deleted the 2012 versions?

To keep this short, I had to do a system reset last week and lost Windows Live Movie Maker. I found the offline installer for the 2012 version on Internet Archive, but unfortunately did not like this version of Movie Maker compared to it's older 2011 predecessor, the version that I've been using for a year and a half and have mastered by this point. I downloaded the 2011 installer (also off of IA), then deleted Windows Movie Maker 2012 along with Photo Gallery (which came with it, but I don't care for it). However, whenever I try to launch the 2011 installer, it would always give me the error