diff --git a/resources/profiles/Q Series/machine/Qidi Q2 0.4 nozzle.json b/resources/profiles/Q Series/machine/Qidi Q2 0.4 nozzle.json
index 73e97de..b108f8b 100644
--- a/resources/profiles/Q Series/machine/Qidi Q2 0.4 nozzle.json	
+++ b/resources/profiles/Q Series/machine/Qidi Q2 0.4 nozzle.json	
@@ -11,7 +11,7 @@
     "default_print_profile": "0.20mm Standard @Q2",
     "printer_settings_id": "Qidi",
     "bed_exclude_area": ["0x0,11x0,11x16,0x16"],
-    "change_filament_gcode": "G1 Z{max_layer_z + 3.0} F1200\nTOOL_CHANGE_START F=[current_extruder] T=[next_extruder]\nBUFFER_MONITORING ENABLE=0\nDISABLE_ALL_SENSOR\nM106 S255\nMOVE_TO_TRASH\n{if long_retractions_when_cut[previous_extruder]}\nG1 E-{retraction_distances_when_cut[previous_extruder]} F{old_filament_e_feedrate}\n{else}\nG1 E-10 F{old_filament_e_feedrate}\n{endif}\nM400\nCUT_FILAMENT T=[current_extruder]\nMOVE_TO_TRASH\nM106 P2 S0\nUNLOAD_T[current_extruder]\nT[next_extruder]\nBUFFER_MONITORING ENABLE=1\n{if nozzle_temperature_range_high[current_extruder] >= nozzle_temperature_range_high[next_extruder]}\nM104 S{nozzle_temperature_range_high[current_extruder]}\n{else}\nM104 S{nozzle_temperature_range_high[next_extruder]}\n{endif}\n; FLUSH_START\nM106 S25\nG1 E15 F600\nG1 E30 F300\n; FLUSH_END\n{if long_retractions_when_cut[previous_extruder]}\nG1 E{retraction_distances_when_cut[previous_extruder]} F{old_filament_e_feedrate}\n{endif}\n{if flush_length_1 > 1}\n; FLUSH_START\n{if flush_length_1 > 23.7}\nG1 E23.7 F{old_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{old_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{new_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{new_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{new_filament_e_feedrate}\n{else}\nG1 E{flush_length_1} F{old_filament_e_feedrate}\n{endif}\nG1 E-[old_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\n{if flush_length_2 > 1}\n; FLUSH_START\nG1 X92 F9000\nG1 E[old_retract_length_toolchange] F300\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E-[new_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\n{if flush_length_3 > 1}\n; FLUSH_START\nG1 X85 F9000\nG1 E[new_retract_length_toolchange] F300\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E-[new_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\n{if flush_length_4 > 1}\n; FLUSH_START\nG1 X92 F9000\nG1 E[new_retract_length_toolchange] F300\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E-[new_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\nM400\nM106 S255\nM104 S[new_filament_temp]\nG1 E10 F25\nM109 S[new_filament_temp]\nG1 E-5 F1800\nCLEAR_OOZE\nTOOL_CHANGE_END\nG1 Y270 F8000\nM106 S0\nENABLE_ALL_SENSOR\n",
+    "change_filament_gcode": "G1 Z{max_layer_z + 3.0} F1200\nTOOL_CHANGE_START F=[current_extruder] T=[next_extruder]\nBUFFER_MONITORING ENABLE=0\nDISABLE_ALL_SENSOR\nM106 S255\nMOVE_TO_TRASH\n{if long_retractions_when_cut[previous_extruder]}\nG1 E-{retraction_distances_when_cut[previous_extruder]} F{old_filament_e_feedrate}\n{else}\nG1 E-10 F{old_filament_e_feedrate}\n{endif}\nM400\nCUT_FILAMENT T=[current_extruder]\nMOVE_TO_TRASH\nM106 P2 S0\nUNLOAD_T[current_extruder]\nT[next_extruder]\nBUFFER_MONITORING ENABLE=1\n{if nozzle_temperature_range_high[current_extruder] >= nozzle_temperature_range_high[next_extruder]}\nM104 S{nozzle_temperature_range_high[current_extruder]}\n{else}\nM104 S{nozzle_temperature_range_high[next_extruder]}\n{endif}\n; FLUSH_START\nM106 S25\nG1 E15 F600\nG1 E30 F300\n; FLUSH_END\n{if long_retractions_when_cut[previous_extruder]}\nG1 E{retraction_distances_when_cut[previous_extruder]} F{old_filament_e_feedrate}\n{endif}\n{if flush_length_1 > 1}\n; FLUSH_START\n{if flush_length_1 > 23.7}\nG1 E23.7 F{old_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{old_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{new_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{new_filament_e_feedrate}\nG1 E{(flush_length_1 - 23.7) * 0.02} F50\nG1 E{(flush_length_1 - 23.7) * 0.23} F{new_filament_e_feedrate}\n{else}\nG1 E{flush_length_1} F{old_filament_e_feedrate}\n{endif}\nG1 E-[old_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\n{if flush_length_2 > 1}\n; FLUSH_START\nG1 X92 F9000\nG1 E[old_retract_length_toolchange] F300\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E{flush_length_2 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_2 * 0.02} F50\nG1 E-[new_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\n{if flush_length_3 > 1}\n; FLUSH_START\nG1 X85 F9000\nG1 E[new_retract_length_toolchange] F300\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E{flush_length_3 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_3 * 0.02} F50\nG1 E-[new_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\n{if flush_length_4 > 1}\n; FLUSH_START\nG1 X92 F9000\nG1 E[new_retract_length_toolchange] F300\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E{flush_length_4 * 0.18} F{new_filament_e_feedrate}\nG1 E{flush_length_4 * 0.02} F50\nG1 E-[new_retract_length_toolchange] F1800\n; FLUSH_END\n{endif}\nM400\nM106 S255\nM104 S[new_filament_temp]\nG1 E10 F25\nM109 S[new_filament_temp]\nG1 E-5 F1800\nCLEAR_OOZE\nTOOL_CHANGE_END\nG1 Y270 F8000\nM106 S0\nG1 2 F1800\nENABLE_ALL_SENSOR\n",
     "default_filament_profile": ["QIDI PLA Rapido @Qidi Q2 0.4 nozzle"],
     "enable_long_retraction_when_cut": "2",
     "extruder_clearance_height_to_lid": "120",
diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index d8dc8d2..8bb3b59 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -1089,14 +1089,18 @@ void MainFrame::show_calibration_button(bool show, bool is_QDT)
 {
 #ifdef __APPLE__
     bool shown = m_menubar->FindMenu(_L("Calibration")) != wxNOT_FOUND;
-    if (shown == show)
-        ;
-    else if (show)
-        m_menubar->Insert(3, m_calib_menu, wxString::Format("&%s", _L("Calibration")));
-    else
+
+    //y71
+    // if (shown == show)
+    //     ;
+    // else if (show)
+    //     m_menubar->Insert(3, m_calib_menu, wxString::Format("&%s", _L("Calibration")));
+    // else
+    if(shown)
         m_menubar->Remove(3);
 #else
-    topbar()->ShowCalibrationButton(show);
+    //y71
+    topbar()->ShowCalibrationButton(false);
 #endif
     show = is_QDT;
     auto shown2 = m_tabpanel->FindPage(m_calibration) != wxNOT_FOUND;
@@ -3671,6 +3675,9 @@ void MainFrame::update_calibration_button_status()
     bool isQDT = printer_preset.is_qdt_vendor_preset(wxGetApp().preset_bundle);
     bool is_multi_extruder = wxGetApp().preset_bundle->get_printer_extruder_count() > 1;
     // Show calibration Menu for QDT printers if Develop Mode is on.
+    //y71
+    isQDT = true;
+    
     bool show_calibration = (!isQDT || wxGetApp().app_config->get("developer_mode") == "true") && !is_multi_extruder;
     wxGetApp().mainframe->show_calibration_button(show_calibration, isQDT);
 }
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index fd0dc1f..46def90 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -15445,7 +15445,7 @@ void Plater::export_gcode(bool prefer_removable)
                 }
             }
         }
-        default_output_file = boost::filesystem::path(file_name);
+        default_output_file = boost::filesystem::path(into_u8(file_name));
         
 
     } catch (const Slic3r::PlaceholderParserError &ex) {