What is the Atari XL/XE (1979, not 1997, of course :-); download and install the ready-to-run IDE and start the "Hello World" example. Please refer to the "WUDSN IDE" playlist for a detailed introduction to the IDE, features, and configuration. You can find the links to the installation instructions and downloads on https://www.wudsn.com/index.php/ide/installation. Additional related videos on programming in English and German can be found at the end of the playlist.