This article systematically analyzes the actual support status of WebP in mainstream browsers. By leveraging WordPress's native mechanisms, it provides a detailed explanation of WebP image compatibility issues, common errors, and reproducible solutions. This helps webmasters safely implement image optimization and performance enhancements.

This article provides a detailed guide on how to batch convert existing WordPress images to WebP format without re-uploading or altering URLs. It combines plugin and server-side solutions, addresses common misconceptions and compatibility issues, and helps webmasters safely optimize images while improving website loading speeds.