Hello, please look into portal FAQ https://swat-portal.com/forum/index.php/wcf/faq/ for guide how to properly reinstall. For detailed info about registry cleaning may come handy guide here: Guide_v1.02.txt .. for cf mod in flmm: delete mod folder as whole and let installer install it clean again. Can be also good idea to assure, that your antivirus will not touch mod files (all this is in guides mentioned above)