diff --git a/src/slic3r/GUI/ModelMall.cpp b/src/slic3r/GUI/ModelMall.cpp
index 748511d51..672016609 100644
--- a/src/slic3r/GUI/ModelMall.cpp
+++ b/src/slic3r/GUI/ModelMall.cpp
@@ -152,6 +152,9 @@ namespace GUI {
                 if (download_url.empty()) return;
                 wxGetApp().plater()->request_model_download(download_url, filename);
             }
+            else if(strCmd == "request_close_publish_window") {
+                this->Hide();
+            }
           
         }
         catch (std::exception& e) {
diff --git a/src/slic3r/GUI/ModelMall.hpp b/src/slic3r/GUI/ModelMall.hpp
index e1b49f96d..330d905b1 100644
--- a/src/slic3r/GUI/ModelMall.hpp
+++ b/src/slic3r/GUI/ModelMall.hpp
@@ -35,9 +35,9 @@
 #include "Widgets/Button.hpp"
 
 
-#define MODEL_MALL_PAGE_SIZE wxSize(FromDIP(1400), FromDIP(1040))
-#define MODEL_MALL_PAGE_CONTROL_SIZE wxSize(FromDIP(1400), FromDIP(40))
-#define MODEL_MALL_PAGE_WEB_SIZE wxSize(FromDIP(1400), FromDIP(1000))
+#define MODEL_MALL_PAGE_SIZE wxSize(FromDIP(1400 * 0.75), FromDIP(1040 * 0.75))
+#define MODEL_MALL_PAGE_CONTROL_SIZE wxSize(FromDIP(1400 * 0.75), FromDIP(40 * 0.75))
+#define MODEL_MALL_PAGE_WEB_SIZE wxSize(FromDIP(1400 * 0.75), FromDIP(1000 * 0.75))
 
 namespace Slic3r { namespace GUI {
 
diff --git a/src/slic3r/GUI/Preferences.cpp b/src/slic3r/GUI/Preferences.cpp
index 3d01850a6..81018e88e 100644
--- a/src/slic3r/GUI/Preferences.cpp
+++ b/src/slic3r/GUI/Preferences.cpp
@@ -944,7 +944,8 @@ wxBoxSizer* PreferencesDialog::create_debug_page()
             iot_environment_map["pre_host"] = ENV_PRE_HOST;
             iot_environment_map["product_host"] = ENV_PRODUCT_HOST;
 
-            if (iot_environment_map[param] != m_iot_environment_def) {
+            //if (iot_environment_map[param] != m_iot_environment_def) {
+            if (true) {
                 NetworkAgent* agent = wxGetApp().getAgent();
                 if (param == "dev_host") {
                     app_config->set("iot_environment", ENV_DEV_HOST);