On May 14, 2015, Microsoft released a Service Pack for ConfigMgr 2012 (awesome!). There has been some confusion as can be seen on the original announcement blog comments and the details of that confusion are laid out by Jason Sandys [MVP]. The official documentation is clear, but you have to read it carefully. Below I’ve attempted to explain it in a slightly different way.
The following files were released:continue reading on CatapultSystems.com