Welcome to LinuxQuestions.
This is an English only forum and I see you did provide an English translation of your question. Here is a help guide from their website.
https://zorinos.com/help/install-apps/
Programs that are graphical, should be available from the desktop menu. Programs that are command line only can be run from a terminal window. There are also programs that run in the background like a web server which can be started from a administration desktop menu. I have not played with Zorin in a bit.
