This study explored the relationships between cyberbullying, problematic Internet use (PIU), moral disengagement, and social skills among children with and without Attention-Deficit/Hyperactivity Disorder (ADHD) due to the scarcity of research in this domain. The sample comprised 3,021 children aged 9-18 (M = 13.74; SD = 3.09), categorized into two groups: 2,247 (74.4%) typically developed (TD) children and 774 (25.6%) diagnosed with ADHD. Participants completed eight questionnaires assessing…