https://www.progress.com/documentation/sitefinity-cms/configure-responsive-images-dp
Configure responsive images - Sitefinity CMS Content management
Responsive images provides optimal and engaging experience, save bandwidth, and lower the costs for running your site.
configure responsive imagessitefinity cmscontentmanagement
https://www.progress.com/documentation/sitefinity-cms/150/configure-responsive-images
Configure responsive images - Sitefinity CMS Setup and maintenance
Responsive images save bandwidth, lower the costs for running your site, and provides an optimal and engaging experience..
configure responsive imagessitefinity cmssetupmaintenance