Start by enrolling in a 3D animation program at a reputable art school, college, or university. Look for programs that focus on computer graphics, 3D modeling, character animation, and related areas. You can also learn 3D animation through online courses and tutorials, which can be a more flexible and cost-effective option. The field of 3D animation is constantly evolving. Stay up to date with the latest industry trends, software updates, and techniques by taking additional courses or attending workshops.