diff --git a/src/slic3r/GUI/GLCanvas3D.cpp b/src/slic3r/GUI/GLCanvas3D.cpp
index 55627b9015..4a0f1743fb 100644
--- a/src/slic3r/GUI/GLCanvas3D.cpp
+++ b/src/slic3r/GUI/GLCanvas3D.cpp
@@ -4258,6 +4258,10 @@ void GLCanvas3D::on_paint(wxPaintEvent& evt)
         this->render();
 }
 
+void GLCanvas3D::force_set_focus() { 
+    m_canvas->SetFocus(); 
+};
+
 void GLCanvas3D::on_set_focus(wxFocusEvent& evt)
 {
     m_tooltip_enabled = false;
diff --git a/src/slic3r/GUI/GLCanvas3D.hpp b/src/slic3r/GUI/GLCanvas3D.hpp
index 26cabafbd1..47354060a3 100644
--- a/src/slic3r/GUI/GLCanvas3D.hpp
+++ b/src/slic3r/GUI/GLCanvas3D.hpp
@@ -894,6 +894,7 @@ public:
     void on_gesture(wxGestureEvent& evt);
     void on_paint(wxPaintEvent& evt);
     void on_set_focus(wxFocusEvent& evt);
+    void force_set_focus();
 
     Size get_canvas_size() const;
     Vec2d get_local_mouse_position() const;
diff --git a/src/slic3r/GUI/GUI_Preview.cpp b/src/slic3r/GUI/GUI_Preview.cpp
index 739ed367ce..a9bab53430 100644
--- a/src/slic3r/GUI/GUI_Preview.cpp
+++ b/src/slic3r/GUI/GUI_Preview.cpp
@@ -385,9 +385,9 @@ void Preview::sys_color_changed()
 
 void Preview::on_tick_changed(Type type)
 {
-    if (type == Type::PausePrint) {
-        m_schedule_background_process();
-    }
+    //if (type == Type::PausePrint) {
+    //    m_schedule_background_process();
+    //}
     m_keep_current_preview_type = false;
     reload_print(false);
 }
diff --git a/src/slic3r/GUI/IMSlider.cpp b/src/slic3r/GUI/IMSlider.cpp
index 77be50a92c..132e99e812 100644
--- a/src/slic3r/GUI/IMSlider.cpp
+++ b/src/slic3r/GUI/IMSlider.cpp
@@ -1306,6 +1306,7 @@ void IMSlider::render_input_custom_gcode()
             set_focus = false;
         }
         if (set_focus && !ImGui::IsAnyItemActive() && !ImGui::IsMouseClicked(0)) {
+            wxGetApp().plater()->get_current_canvas3D()->force_set_focus();
             ImGui::SetKeyboardFocusHere(0);
         }
         const int text_height = 6;
@@ -1385,6 +1386,7 @@ void IMSlider::render_go_to_layer_dialog()
             set_focus = false;
         }
         if (set_focus && !ImGui::IsAnyItemActive() && !ImGui::IsMouseClicked(0)) {
+            wxGetApp().plater()->get_current_canvas3D()->force_set_focus();
             ImGui::SetKeyboardFocusHere(0);
         }
         ImGui::InputText("##input_layer_number", m_layer_number, sizeof(m_layer_number));
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index f41ab6b887..206077b65f 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -2400,7 +2400,7 @@ Plater::priv::priv(Plater *q, MainFrame *main_frame)
             preview->on_tick_changed(tick_event_type);
 
             // BBS set to invalid state only
-            if (tick_event_type == Type::ToolChange || tick_event_type == Type::Custom || tick_event_type == Type::Template) {
+            if (tick_event_type == Type::ToolChange || tick_event_type == Type::Custom || tick_event_type == Type::Template || tick_event_type == Type::PausePrint) {
                 PartPlate *plate = this->q->get_partplate_list().get_curr_plate();
                 if (plate) {
                     plate->update_slice_result_valid_state(false);