diff --git a/src/libslic3r/Format/AMF.cpp b/src/libslic3r/Format/AMF.cpp
index 83f931b0cf..a9ebca8047 100644
--- a/src/libslic3r/Format/AMF.cpp
+++ b/src/libslic3r/Format/AMF.cpp
@@ -918,12 +918,14 @@ bool store_amf(const char *path, Model *model, const DynamicPrintConfig *config)
             auto &stl = volume->mesh.stl;
             if (stl.v_shared == nullptr)
                 stl_generate_shared_vertices(&stl);
-            for (size_t i = 0; i < stl.stats.shared_vertices; ++ i) {
+            const Transform3d& matrix = volume->get_matrix();
+            for (size_t i = 0; i < stl.stats.shared_vertices; ++i) {
                 stream << "         <vertex>\n";
                 stream << "           <coordinates>\n";
-                stream << "             <x>" << stl.v_shared[i](0) << "</x>\n";
-                stream << "             <y>" << stl.v_shared[i](1) << "</y>\n";
-                stream << "             <z>" << stl.v_shared[i](2) << "</z>\n";
+                Vec3d v = matrix * stl.v_shared[i].cast<double>();
+                stream << "             <x>" << v(0) << "</x>\n";
+                stream << "             <y>" << v(1) << "</y>\n";
+                stream << "             <z>" << v(2) << "</z>\n";
                 stream << "           </coordinates>\n";
                 stream << "         </vertex>\n";
             }
diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 63b9864b71..f3de5a7391 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -2172,7 +2172,7 @@ void GLCanvas3D::Selection::render_sidebar_hints(const std::string& sidebar_fiel
     if (is_single_full_instance())
     {
         ::glTranslated(center(0), center(1), center(2));
-        if (boost::starts_with(sidebar_field, "scale") || boost::starts_with(sidebar_field, "size"))
+        if (!boost::starts_with(sidebar_field, "position"))
         {
             Transform3d orient_matrix = (*m_volumes)[*m_list.begin()]->get_instance_transformation().get_matrix(true, false, true, true);
             ::glMultMatrixd(orient_matrix.data());
@@ -2181,9 +2181,7 @@ void GLCanvas3D::Selection::render_sidebar_hints(const std::string& sidebar_fiel
     else if (is_single_volume() || is_single_modifier())
     {
         Transform3d orient_matrix = (*m_volumes)[*m_list.begin()]->get_instance_transformation().get_matrix(true, false, true, true);
-        const Vec3d& offset = get_bounding_box().center();
-
-        ::glTranslated(offset(0), offset(1), offset(2));
+        ::glTranslated(center(0), center(1), center(2));
         ::glMultMatrixd(orient_matrix.data());
     }
     else
diff --git a/src/slic3r/GUI/GUI_App.cpp b/src/slic3r/GUI/GUI_App.cpp
index 75b6d68349..3e65232f25 100644
--- a/src/slic3r/GUI/GUI_App.cpp
+++ b/src/slic3r/GUI/GUI_App.cpp
@@ -168,10 +168,8 @@ bool GUI_App::OnInit()
             update_mode(); // update view mode after fix of the object_list size
         }
 
-#if !ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
         if (this->plater() != nullptr)
             this->obj_manipul()->update_if_dirty();
-#endif // !ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
     });
 
     // On OS X the UI tends to freeze in weird ways if modal dialogs(config wizard, update notifications, ...)
diff --git a/src/slic3r/GUI/GUI_ObjectManipulation.cpp b/src/slic3r/GUI/GUI_ObjectManipulation.cpp
index 77bf29120a..363294ce83 100644
--- a/src/slic3r/GUI/GUI_ObjectManipulation.cpp
+++ b/src/slic3r/GUI/GUI_ObjectManipulation.cpp
@@ -327,15 +327,14 @@ void ObjectManipulation::update_settings_value(const GLCanvas3D::Selection& sele
     else
         reset_settings_value();
 
-#if ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
-    update_if_dirty();
-#else
     m_dirty = true;
-#endif // ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
 }
 
 void ObjectManipulation::update_if_dirty()
 {
+    if (!m_dirty)
+        return;
+
 #if ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
     if (m_cache.move_label_string != _(m_new_move_label_string)+ ":")
     {
@@ -414,9 +413,6 @@ void ObjectManipulation::update_if_dirty()
     else
         m_og->disable();
 #else
-    if (! m_dirty)
-        return;
-
     m_move_Label->SetLabel(_(m_new_move_label_string));
     m_rotate_Label->SetLabel(_(m_new_rotate_label_string));
     m_scale_Label->SetLabel(_(m_new_scale_label_string));
@@ -446,9 +442,9 @@ void ObjectManipulation::update_if_dirty()
         m_og->enable();
     else
         m_og->disable();
+#endif // ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
 
     m_dirty = false;
-#endif // ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
 }
 
 void ObjectManipulation::reset_settings_value()
@@ -461,9 +457,7 @@ void ObjectManipulation::reset_settings_value()
 #if ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
     m_cache.instance.reset();
 #endif // ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
-#if !ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
     m_dirty = true;
-#endif // !ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
 }
 
 void ObjectManipulation::change_position_value(const Vec3d& position)
diff --git a/src/slic3r/GUI/GUI_ObjectManipulation.hpp b/src/slic3r/GUI/GUI_ObjectManipulation.hpp
index b30d3ef55a..1684a1360f 100644
--- a/src/slic3r/GUI/GUI_ObjectManipulation.hpp
+++ b/src/slic3r/GUI/GUI_ObjectManipulation.hpp
@@ -62,10 +62,8 @@ class ObjectManipulation : public OG_Settings
     wxStaticText*   m_scale_Label = nullptr;
     wxStaticText*   m_rotate_Label = nullptr;
 
-#if !ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
     // Needs to be updated from OnIdle?
     bool            m_dirty = false;
-#endif // !ENABLE_IMPROVED_SIDEBAR_OBJECTS_MANIPULATION
     // Cached labels for the delayed update, not localized!
     std::string     m_new_move_label_string;
 	std::string     m_new_rotate_label_string;