How can i change publisher and game name (sample shooter game )

Hello… When i try to package a game with sample application ; publisher and game name not changing. I tried many options but not success… Forexample ; shootergame-> create project with different name → some develop → package on windows → still publİsher name is epicgames inc and game name is shootergame. Project settings->descripton not working at this time. So what am i missing