diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index e09329ce98..608ef1e407 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -887,7 +887,7 @@ void MainFrame::add_printer_webview_tab(const wxString& url)
     }
     m_printer_webview_added = true;
     // add as the last (rightmost) panel
-    dynamic_cast<TopBar*>(m_tabpanel)->AddPage(m_printer_webview, L"Physical Printer", "", false);
+    dynamic_cast<TopBar*>(m_tabpanel)->AddPage(m_printer_webview, _L("Physical Printer"), "", false);
     m_printer_webview->set_default_url(url);
     m_printer_webview->load_default_url_delayed();
 }
@@ -1187,8 +1187,10 @@ void MainFrame::on_sys_color_changed()
     for (auto tab : wxGetApp().tabs_list)
         tab->sys_color_changed();
 
-    m_connect_webview->sys_color_changed();
-    m_printer_webview->sys_color_changed();
+    if (m_connect_webview)
+        m_connect_webview->sys_color_changed();
+    if (m_printer_webview)
+        m_printer_webview->sys_color_changed();
 
     MenuFactory::sys_color_changed(m_menubar);
 
@@ -1749,7 +1751,7 @@ void MainFrame::init_menubar_as_gcodeviewer()
     m_menubar->Append(fileMenu, _L("&File"));
     if (viewMenu != nullptr) m_menubar->Append(viewMenu, _L("&View"));
     // Add additional menus from C++
-//    wxGetApp().add_config_menu(m_menubar);
+    m_menubar->Append(wxGetApp().get_config_menu(), _L("&Configuration"));
     m_menubar->Append(helpMenu, _L("&Help"));
     SetMenuBar(m_menubar);
 
diff --git a/src/slic3r/GUI/PresetComboBoxes.cpp b/src/slic3r/GUI/PresetComboBoxes.cpp
index bcd79ed69e..1bff52c8e9 100644
--- a/src/slic3r/GUI/PresetComboBoxes.cpp
+++ b/src/slic3r/GUI/PresetComboBoxes.cpp
@@ -380,8 +380,10 @@ void PresetComboBox::edit_physical_printer()
 
 void PresetComboBox::add_physical_printer()
 {
-    if (PhysicalPrinterDialog(this->GetParent(), wxEmptyString).ShowModal() == wxID_OK)
+    if (PhysicalPrinterDialog(this->GetParent(), wxEmptyString).ShowModal() == wxID_OK) {
         update();
+        wxGetApp().show_printer_webview_tab();
+    }
 }
 
 void PresetComboBox::open_physical_printer_url()
@@ -782,9 +784,7 @@ void PlaterPresetComboBox::show_add_menu()
 
     append_menu_item(menu, wxID_ANY, _L("Add physical printer"), "",
         [this](wxCommandEvent&) {
-            PhysicalPrinterDialog dlg(this->GetParent(), wxEmptyString);
-            if (dlg.ShowModal() == wxID_OK)
-                update();
+            add_physical_printer();
         }, "edit_uni", menu, []() { return true; }, wxGetApp().plater());
 
     wxGetApp().plater()->PopupMenu(menu);
diff --git a/src/slic3r/GUI/TopBar.cpp b/src/slic3r/GUI/TopBar.cpp
index 0355f9fd45..d47eb7884b 100644
--- a/src/slic3r/GUI/TopBar.cpp
+++ b/src/slic3r/GUI/TopBar.cpp
@@ -493,7 +493,9 @@ void TopBarItemsCtrl::RemovePage(size_t n)
     ScalableButton* btn = m_pageButtons[n];
     m_pageButtons.erase(m_pageButtons.begin() + n);
     m_buttons_sizer->Remove(n);
-    btn->Reparent(nullptr);
+
+    // Under OSX call of btn->Reparent(nullptr) causes a crash, so as a workaround use RemoveChild() instead
+    this->RemoveChild(btn);
     btn->Destroy();
     m_sizer->Layout();
 }