Over 20 countries globally have enacted or are implementing laws restricting social media access for children under 16, following Australia's December 2025 ban. Key movers include Indonesia (enforcement from March 2026), the UK (stricter rules by spring 2027), Malaysia, and France. Thailand is not yet mentioned among adopting countries, but the regional regulatory momentum—especially Indonesia's enforcement—signals SMEs must prepare for potential age-verification tech requirements and content moderation compliance. Health research links excessive screen time to developmental and mental-health harms in youth.