3) He informs Eddie's uncle about his death

In Season 4, after the tragic events, Dustin feels the responsibility to share the news with Eddie's uncle. When Dustin meets Eddie's uncle, Mr. Munson in Hawkins High School who is putting missing posters for his nephew, Dustin approaches and tells him about Eddie's bravery and sacrifice. With tears in his own eyes, Dustin reassures Eddie's uncle that Eddie died a hero, fighting to protect their town. This moment highlights Dustin's empathy and his ability to offer comfort in difficult times.
Edited by Nimisha