diff --git a/src/slic3r/GUI/GUI_Preview.cpp b/src/slic3r/GUI/GUI_Preview.cpp
index 2730544b7c..c2a59b5d50 100644
--- a/src/slic3r/GUI/GUI_Preview.cpp
+++ b/src/slic3r/GUI/GUI_Preview.cpp
@@ -483,10 +483,9 @@ void Preview::update_layers_slider_mode()
                 can_change_color = false;
         }
         // check if whole model uses just only one extruder
-        if (!plate_extruders.empty()) {
+        if (plate_extruders.size() > 1) {
             //const int extruder = objects[0]->config.has("extruder") ? objects[0]->config.option("extruder")->getInt() : 0;
-            const int extruder = plate_extruders[0];
-            only_extruder = extruder;
+            only_extruder = plate_extruders[0];
         //    auto is_one_extruder_printed_model = [objects, extruder]() {
         //        for (ModelObject *object : objects) {
         //            if (object->config.has("extruder") && object->config.option("extruder")->getInt() != extruder) /*return false*/;
diff --git a/src/slic3r/GUI/IMSlider.cpp b/src/slic3r/GUI/IMSlider.cpp
index 63f270e026..e2222cf542 100644
--- a/src/slic3r/GUI/IMSlider.cpp
+++ b/src/slic3r/GUI/IMSlider.cpp
@@ -597,8 +597,11 @@ void IMSlider::SetModeAndOnlyExtruder(const bool is_one_extruder_printed_model,
 
     UseDefaultColors(m_mode == SingleExtruder);
 
-    m_is_wipe_tower = m_mode != SingleExtruder;
-
+    DynamicPrintConfig config = wxGetApp().preset_bundle->full_config();
+    if (config.opt_enum<PrintSequence>("print_sequence") == PrintSequence::ByObject)
+        m_is_wipe_tower = false;
+    else 
+        m_is_wipe_tower = m_mode != SingleExtruder;
     m_can_change_color = can_change_color;
 }
 
@@ -1430,22 +1433,23 @@ void IMSlider::render_menu()
 
     ImGui::PushStyleVar(ImGuiStyleVar_::ImGuiStyleVar_ChildRounding, 4.0f * m_scale);
     if (ImGui::BeginPopup("slider_menu_popup")) {
-        if ((m_selection == ssLower && GetLowerValueD() == m_zero_layer_height) || (m_selection == ssHigher && GetHigherValueD() == m_zero_layer_height))
+        bool menu_item_enable = m_draw_mode != dmSequentialFffPrint;
+        //if ((m_selection == ssLower && GetLowerValueD() == m_zero_layer_height) || (m_selection == ssHigher && GetHigherValueD() == m_zero_layer_height))
+        //{
+        //    if (menu_item_with_icon(_u8L("Jump to Layer").c_str(), "")) {
+        //        m_show_go_to_layer_dialog = true;
+        //    }
+        //}
+        //else
         {
-            if (menu_item_with_icon(_u8L("Jump to Layer").c_str(), "")) {
-                m_show_go_to_layer_dialog = true;
-            }
-        }
-        else
-        {
-            if (menu_item_with_icon(_u8L("Add Pause").c_str(), "")) {
+            if (menu_item_with_icon(_u8L("Add Pause").c_str(), "", ImVec2(0, 0), 0, false, menu_item_enable)) {
                 add_code_as_tick(PausePrint);
             }
-            if (menu_item_with_icon(_u8L("Add Custom G-code").c_str(), "")) {
+            if (menu_item_with_icon(_u8L("Add Custom G-code").c_str(), "", ImVec2(0, 0), 0, false, menu_item_enable)) {
                 m_show_custom_gcode_window = true;
             }
             if (!gcode(Template).empty()) {
-                if (menu_item_with_icon(_u8L("Add Custom Template").c_str(), "")) {
+                if (menu_item_with_icon(_u8L("Add Custom Template").c_str(), "", ImVec2(0, 0), 0, false, menu_item_enable)) {
                     add_code_as_tick(Template);
                 }
             }