Widely Available
id: preloading-responsive-images
Preloading responsive images
The
imagesrcset and imagesizes attributes with the rel="preload" attribute for the <link> HTML element starts fetching responsive images before they're found in the body of the document.
Baseline Status:
Achieved Widely Available on Jun 11, 2026 (Cross-browser Newly Available since Dec 11, 2023).
Desktop Browser Engine Support
Google Chrome
73
Supported
Mozilla Firefox
78
Supported
Apple Safari
17.2
Supported
Microsoft Edge
79
Supported
Mobile Browser Engine Support
Chrome Android
73
Firefox Android
79
Safari iOS
17.2
Specifications and References