In this introductory talk we delve into the realm of cognitive accessibility—an often overlooked but crucial aspect of creating inclusive products and services. From understanding the fundamentals to exploring the significance of cognitive accessibility in user experience, this talk aims to equip attendees with the knowledge and tools to seamlessly integrate cognitive accessibility considerations into their development processes from the start. Participants will gain a profound understanding of why cognitive accessibility matters, how it impacts end-users, and leave with practical takeaways to enhance their products and services for broad accessibility.