LEGO Harry Potter: Years 1–4, accessible via the LEGO.Harry.Potter.1-4.zip archive, is a 2010 action-adventure game blending the wizarding world with LEGO's signature humor and puzzle-based gameplay. The title covers the first four Harry Potter stories, offering extensive exploration of Hogwarts, co-op mechanics, and over 100 playable characters. Users can activate the content by extracting the zip file, and are advised to verify file safety if obtained outside of official digital platforms.