In an era dominated by digital interactions, the relationship between technology and mental well-being has become a crucial ethical concern. Excessive screen time, algorithm-driven content, and addictive digital experiences often contribute to stress, anxiety, and diminished psychological resilience. Digital ethics plays a crucial role in shaping a healthier online environment. It involves not only safeguarding personal data and ensuring privacy but also promoting mindful and responsible digital consumption. Issues such as cyberbullying, misinformation, excessive screen time, and online toxicity highlight the urgent need for a more ethical approach to digital engagement. When left unchecked, these factors can erode mental health, leading to social isolation, reduced self-esteem, and emotional distress. This article explores the intersection of digital ethics and mental well-being, shedding light on how individuals, technology companies, and policymakers can work together to foster a healthier, more ethical digital culture. By emphasizing digital ethics, raising awareness, and enforcing responsible policies, we can shift from a screen-centric world to one that values mental well-being and tranquillity in the digital era.