This CSS fix adds a scrollbar to the modal if content height is greater than resolution

assets/css/general.css

@@ -250,4 +250,8 @@ color: #ffffff;
 .dxatlasdatepicker {
 	padding-right: 0;
 	padding-left: 0;
+}
+.modal-body {
+	max-height: calc(100vh - 200px);
+	overflow-y: auto;
 }