Cross-browser compatibility is crucial for educational technology, as it ensures that online learning platforms can be accessed and used effectively by all students, regardless of the devices or browsers they use. The rise of digital education has transformed traditional learning methods, offering students the ability to learn at their own pace with pause features and engaging content. Developers must focus on multimedia compatibility, as it forms the core of educational websites, and they should leverage analytics tools to understand user behavior and optimize user experience. The integration of cloud services enhances website efficiency, but it requires careful consideration of compatibility issues across different browsers. As online education increasingly incorporates gamification and interactive technologies like VR/AR, selecting the right frameworks and ensuring robust cross-browser support becomes even more critical.