Index: arms/img/winTypeFileIcons/Default.png
===================================================================
diff -u
Binary files differ
Index: arms/img/winTypeFileIcons/Dll file.png
===================================================================
diff -u -rec2a989fdf568799a573c007076506f60b66d492 -r2dbc36bca54bb058b802f129e767a7edd04ca322
Binary files differ
Index: arms/js/detail.js
===================================================================
diff -u -r106de09568fea95dea1cd15e9e2052ba2e1fe79b -r2dbc36bca54bb058b802f129e767a7edd04ca322
--- arms/js/detail.js	(.../detail.js)	(revision 106de09568fea95dea1cd15e9e2052ba2e1fe79b)
+++ arms/js/detail.js	(.../detail.js)	(revision 2dbc36bca54bb058b802f129e767a7edd04ca322)
@@ -722,7 +722,7 @@
                             filterClass = 'filter-etc';
                         }
 
-                        var imgSrc = iconsMap[file.contentType] || 'https://via.placeholder.com/184x184';
+                        var imgSrc = iconsMap[file.contentType] || prefix + 'Default.png';
                         var title = file.fileName;
                         var downloadUrl = file.url;
                         var thumbnailUrl = file.thumbnailUrl;
Index: reference/light-blue/lib/jquery.fileupload-ui.js
===================================================================
diff -u -r142737cc260f74b32193429fafc0341b7ca2e92d -r2dbc36bca54bb058b802f129e767a7edd04ca322
--- reference/light-blue/lib/jquery.fileupload-ui.js	(.../jquery.fileupload-ui.js)	(revision 142737cc260f74b32193429fafc0341b7ca2e92d)
+++ reference/light-blue/lib/jquery.fileupload-ui.js	(.../jquery.fileupload-ui.js)	(revision 2dbc36bca54bb058b802f129e767a7edd04ca322)
@@ -608,7 +608,7 @@
 
             if ($.isArray(files) || $.isPlainObject(files)) {
               $.each(files, function(index, file) {
-                file.iconFileName = iconsMap[file.contentType] || 'https://via.placeholder.com/80x80';
+                file.iconFileName = iconsMap[file.contentType] || prefix + 'Default.png';
               });
             }