It’s not that we’re going to do anything difficult here. But we’re going to take a prebuilt Apple screen saver, throw our own images in there and then test it. First off, go to /System/Library/Screen Savers and let’s grab a copy of, let’s say Nature Patters.slideSaver. I’m going to call my new screen saver MJ.slideSaver and put it into the same directory (/System/Library/Screen Savers). Now let’s go into the new MJ.slideSaver and then into the Contents directory. From here, we’re going to give our new screen saver a new name by altering the Info.plist file. Find the CFBundleName key and change the string listed for it to the string you’d like…