diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index dcfcdc71c0..d598adba79 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -365,7 +365,8 @@ struct ExtruderGroup : StaticGroup
     {
         ams_n4 = n4;
         ams_n1 = n1;
-        update_ams();
+        if (btn_edit)
+            update_ams();
     }
 
     void update_ams();
@@ -914,7 +915,7 @@ ExtruderGroup::ExtruderGroup(wxWindow * parent, int index, wxString const &title
     ShowBadge(true);
 
     // Nozzle
-    wxStaticText *label_nozzle = new wxStaticText(this, wxID_ANY, _L("Nozzle"));
+    wxStaticText *label_nozzle = new wxStaticText(this, wxID_ANY, _L("Flow"));
     label_nozzle->SetFont(Label::Body_14);
     label_nozzle->SetForegroundColour("#262E30");
     auto combo_nozzle = new ComboBox(this, wxID_ANY, wxString(""), wxDefaultPosition, wxDefaultSize, 0, nullptr, wxCB_READONLY);
@@ -966,7 +967,7 @@ ExtruderGroup::ExtruderGroup(wxWindow * parent, int index, wxString const &title
     hsizer_ams->SetMinSize(0, ams[0]->GetMinHeight());
     hsizer_ams->Add(label_ams, 0, wxALIGN_CENTER);
     if (btn_edit)
-        hsizer_ams->Add(btn_edit, 0, 0);
+        hsizer_ams->Add(btn_edit, 0, wxLEFT | wxALIGN_CENTER, FromDIP(2));
 
     up_down_btn = new ScalableButton(this, wxID_ANY, "dot");
     up_down_btn->Bind(wxEVT_COMMAND_BUTTON_CLICKED, [this, index](auto &evt) {
@@ -978,9 +979,10 @@ ExtruderGroup::ExtruderGroup(wxWindow * parent, int index, wxString const &title
     hsizer_nozzle->Add(label_nozzle, 2, wxALIGN_CENTER);
     hsizer_nozzle->Add(combo_nozzle, 3, wxEXPAND);
     if (index < 0) {
+        label_ams->Hide();
+        ams_not_installed_msg->Hide();
         wxStaticBoxSizer *hsizer     = new wxStaticBoxSizer(this, wxHORIZONTAL);
-        hsizer->Add(hsizer_ams, 1, wxLEFT | wxTOP | wxBOTTOM | wxALIGN_CENTER, FromDIP(4));
-        hsizer->Add(hsizer_nozzle, 1, wxALL | wxALIGN_CENTER, FromDIP(4));
+        hsizer->Add(hsizer_nozzle, 1, wxEXPAND | wxALL, FromDIP(2));
         hsizer->AddSpacer(FromDIP(4));
         this->sizer = hsizer;
     } else {
@@ -1437,7 +1439,7 @@ Sidebar::Sidebar(Plater *parent)
         });
 
         ScalableBitmap bitmap_bed(p->panel_printer_bed, "printer_placeholder", 32);
-        p->image_printer_bed = new wxStaticBitmap(p->panel_printer_bed, wxID_ANY, bitmap_bed.bmp(), wxDefaultPosition, PRINTER_THUMBNAIL_SIZE_SMALL, 0);
+        p->image_printer_bed = new wxStaticBitmap(p->panel_printer_bed, wxID_ANY, bitmap_bed.bmp(), wxDefaultPosition, wxDefaultSize, 0);
 
         p->combo_printer_bed = new ComboBox(p->panel_printer_bed, wxID_ANY, wxString(""), wxDefaultPosition, wxDefaultSize, 0, nullptr, wxCB_READONLY | wxALIGN_CENTER_HORIZONTAL);
         p->combo_printer_bed->SetBorderWidth(0);
@@ -1451,7 +1453,8 @@ Sidebar::Sidebar(Plater *parent)
 
         p->combo_printer_bed->Bind(wxEVT_COMBOBOX, [this](auto &e) {
             int selection = p->combo_printer_bed->GetSelection();
-            p->image_printer_bed->SetBitmap(create_scaled_bitmap(bed_type_thumbnails[BedType(selection + 1)], this, 32));
+            bool isDual    = static_cast<wxBoxSizer *>(p->panel_printer_preset->GetSizer())->GetOrientation() == wxVERTICAL;
+            p->image_printer_bed->SetBitmap(create_scaled_bitmap(bed_type_thumbnails[BedType(selection + 1)], this, isDual ? 48 : 32));
             e.Skip();//fix bug:Event spreads to sidebar
         });
 
@@ -1527,9 +1530,9 @@ Sidebar::Sidebar(Plater *parent)
         });
         p->btn_sync_printer = btn_sync;
 
-        p->left_extruder  = new ExtruderGroup(p->m_panel_printer_content, 0, _L("Left"));
-        p->right_extruder = new ExtruderGroup(p->m_panel_printer_content, 1, _L("Right"));
-        p->single_extruder = new ExtruderGroup(p->m_panel_printer_content, -1, "");
+        p->left_extruder  = new ExtruderGroup(p->m_panel_printer_content, 0, _L("Left Nozzle"));
+        p->right_extruder = new ExtruderGroup(p->m_panel_printer_content, 1, _L("Right Nozzle"));
+        p->single_extruder = new ExtruderGroup(p->m_panel_printer_content, -1, "Nozzle");
 
         p->vsizer_printer = new wxBoxSizer(wxVERTICAL);
         p->layout_printer(true, true);
@@ -2150,7 +2153,8 @@ void Sidebar::msw_rescale()
     p->m_printer_icon->msw_rescale();
     p->m_printer_setting->msw_rescale();
     p->image_printer->SetSize(PRINTER_THUMBNAIL_SIZE);
-    p->image_printer_bed->SetSize(PRINTER_THUMBNAIL_SIZE_SMALL);
+    bool isDual = static_cast<wxBoxSizer *>(p->panel_printer_preset->GetSizer())->GetOrientation() == wxVERTICAL;
+    p->image_printer_bed->SetBitmap(create_scaled_bitmap(bed_type_thumbnails[BedType(p->combo_printer_bed->GetSelection() + 1)], this, 48));
     p->m_filament_icon->msw_rescale();
     p->m_bpButton_add_filament->msw_rescale();
     p->m_bpButton_del_filament->msw_rescale();
diff --git a/src/slic3r/GUI/Tab.cpp b/src/slic3r/GUI/Tab.cpp
index 453182f9e9..f2c5f86e6b 100644
--- a/src/slic3r/GUI/Tab.cpp
+++ b/src/slic3r/GUI/Tab.cpp
@@ -1317,6 +1317,8 @@ void Tab::sys_color_changed()
         bmp->msw_rescale();
     if (m_detach_preset_btn)
         m_detach_preset_btn->msw_rescale();
+    if (m_extruder_sync)
+        m_extruder_sync->msw_rescale();
 
     // update icons for tree_ctrl
     for (ScalableBitmap& bmp : m_scaled_icons_list)
@@ -1343,6 +1345,8 @@ void Tab::sys_color_changed()
     // update options_groups
     if (m_active_page)
         m_active_page->sys_color_changed();
+    if (m_extruder_switch)
+        m_extruder_switch->Rescale();
 
     //BBS: GUI refactor
     //Layout();