https://www.screencast.com/t/uEns65TeVAW
Hello everyone,
The problem has been solved and the improvement will appear with the 2025 Q4 release scheduled for mid-November.
Regards,
Rumen
Progress Telerik
Workaround:
var $ = $telerik.$;
function pageLoad() {
$('.rigThumbnailsList').parent().on('scroll', function (e) {
$find('<%= RadImageGallery3.ClientID%>').get_thumbnailsArea()._currentScrollPosition = e.target.scrollLeft;
});
}