: Decoding is a CPU-heavy process where the browser converts compressed image data (like JPEG or PNG) into pixels. Setting this to async allows the browser to perform this work on a separate thread, preventing the main thread from "freezing" and allowing other content to render first.
: This is a native HTML attribute that tells the browser to defer loading the image until it is near the user's viewport. By only fetching images as the user scrolls, you save bandwidth and reduce initial page weight. <img data-lazy-fallback="1" decoding="async" lo...
Implementing these attributes provides several advantages for web performance: : Decoding is a CPU-heavy process where the