diff --git a/localization/i18n/list.txt b/localization/i18n/list.txt
index 52046c7c88..d519a11168 100644
--- a/localization/i18n/list.txt
+++ b/localization/i18n/list.txt
@@ -8,6 +8,8 @@ src/slic3r/GUI/DeviceCore/DevConfigUtil.cpp
 src/slic3r/GUI/DeviceCore/DevCtrl.h
 src/slic3r/GUI/DeviceCore/DevCtrl.cpp
 src/slic3r/GUI/DeviceCore/DevDefs.h
+src/slic3r/GUI/DeviceCore/DevExtensionTool.h
+src/slic3r/GUI/DeviceCore/DevExtensionTool.cpp
 src/slic3r/GUI/DeviceCore/DevExtruderSystem.h
 src/slic3r/GUI/DeviceCore/DevExtruderSystem.cpp
 src/slic3r/GUI/DeviceCore/DevExtruderSystemCtrl.cpp
diff --git a/src/slic3r/GUI/DeviceCore/CMakeLists.txt b/src/slic3r/GUI/DeviceCore/CMakeLists.txt
index caa29364ed..d88fad3706 100644
--- a/src/slic3r/GUI/DeviceCore/CMakeLists.txt
+++ b/src/slic3r/GUI/DeviceCore/CMakeLists.txt
@@ -13,6 +13,8 @@ list(APPEND SLIC3R_GUI_SOURCES
     GUI/DeviceCore/DevCtrl.h
     GUI/DeviceCore/DevCtrl.cpp
     GUI/DeviceCore/DevDefs.h
+    GUI/DeviceCore/DevExtensionTool.h
+    GUI/DeviceCore/DevExtensionTool.cpp
     GUI/DeviceCore/DevExtruderSystem.h
     GUI/DeviceCore/DevExtruderSystem.cpp
     GUI/DeviceCore/DevExtruderSystemCtrl.cpp
diff --git a/src/slic3r/GUI/DeviceCore/DevExtensionTool.cpp b/src/slic3r/GUI/DeviceCore/DevExtensionTool.cpp
new file mode 100644
index 0000000000..5426a9bba3
--- /dev/null
+++ b/src/slic3r/GUI/DeviceCore/DevExtensionTool.cpp
@@ -0,0 +1,39 @@
+#include "DevExtensionTool.h"
+#include "DevUtil.h"
+
+#include <nlohmann/json.hpp>
+
+using namespace nlohmann;
+
+namespace Slic3r
+{
+
+DevExtensionTool::DevExtensionTool(MachineObject* obj) : m_owner(obj)
+{
+    m_mount_3dp = MOUNT_NOT_MOUNTED;
+    m_calib = CALIB_NONE;
+    m_tool_type = TOOL_TYPE_EMPTY;
+}
+
+void DevExtensionToolParser::ParseV2_0(const nlohmann::json& extension_tool_json, std::weak_ptr<DevExtensionTool> extension_tool)
+{
+    if (auto ext_tool = extension_tool.lock())
+    {
+        DevJsonValParser::ParseVal(extension_tool_json, "mount_3d", ext_tool->m_mount_3dp, ext_tool->m_mount_3dp);
+        DevJsonValParser::ParseVal(extension_tool_json, "calib", ext_tool->m_calib, ext_tool->m_calib);
+
+        {
+            const std::string& type_str = DevJsonValParser::GetVal<std::string>(extension_tool_json, "type", "");
+            static std::map<std::string, DevExtensionTool::ToolType> s_type_map = {
+                {"CP00", DevExtensionTool::TOOL_TYPE_CUT_CP00},
+                {"LB00", DevExtensionTool::TOOL_TYPE_LASER_LB00},
+                {"F000", DevExtensionTool::TOOL_TYPE_FAN_F000}
+            };
+
+            auto iter = s_type_map.find(type_str);
+            iter != s_type_map.end() ? ext_tool->m_tool_type = iter->second : DevExtensionTool::TOOL_TYPE_EMPTY;
+        }
+    }
+}
+
+}
\ No newline at end of file
diff --git a/src/slic3r/GUI/DeviceCore/DevExtensionTool.h b/src/slic3r/GUI/DeviceCore/DevExtensionTool.h
new file mode 100644
index 0000000000..02f0b6a213
--- /dev/null
+++ b/src/slic3r/GUI/DeviceCore/DevExtensionTool.h
@@ -0,0 +1,67 @@
+#pragma once
+#include <optional>
+#include "libslic3r/CommonDefs.hpp"
+
+#include "slic3r/Utils/json_diff.hpp"
+#include <wx/string.h>
+
+#include "DevDefs.h"
+
+namespace Slic3r
+{
+
+//Previous definitions
+class MachineObject;
+
+// some extension tools for toolheads
+class DevExtensionTool
+{
+    friend class DevExtensionToolParser;
+public:
+    static std::shared_ptr<DevExtensionTool> Create(MachineObject* obj) { return std::shared_ptr<DevExtensionTool>(new DevExtensionTool(obj)); }
+
+public:
+    // tool type
+    bool IsToolTypeFanF000() const { return m_tool_type == TOOL_TYPE_FAN_F000; }
+
+    // mount state
+    bool IsMounted() const { return m_mount_3dp == MOUNT_MOUNTED; }
+
+protected:
+    DevExtensionTool(MachineObject* obj);
+
+private:
+    MachineObject* m_owner = nullptr;
+
+    enum MountState
+    {
+        MOUNT_NOT_MOUNTED = 0,
+        MOUNT_MOUNTED = 1,
+        MOUNT_NO_MODULE = 2,
+        MOUNT_NO_CABLE = 3
+    }  m_mount_3dp;
+
+    enum CalibState
+    {
+        CALIB_NONE = 0,
+        CALIB_FIRST = 1,
+        CALIB_MOUNT = 2
+    }  m_calib;
+
+    enum ToolType
+    {
+        TOOL_TYPE_EMPTY = 0,
+        TOOL_TYPE_CUT_CP00 = 1,
+        TOOL_TYPE_LASER_LB00 = 2,
+        TOOL_TYPE_FAN_F000 = 3,
+    } m_tool_type;
+};
+
+
+class DevExtensionToolParser
+{
+public:
+    static void ParseV2_0(const nlohmann::json& extension_tool_json, std::weak_ptr<DevExtensionTool> extension_tool);
+};
+
+};
\ No newline at end of file
diff --git a/src/slic3r/GUI/DeviceCore/DevUtil.h b/src/slic3r/GUI/DeviceCore/DevUtil.h
index 4282d31cf7..252e69558d 100644
--- a/src/slic3r/GUI/DeviceCore/DevUtil.h
+++ b/src/slic3r/GUI/DeviceCore/DevUtil.h
@@ -37,6 +37,22 @@ public:
 class DevJsonValParser
 {
 public:
+    template<typename T>
+    static T GetVal(const nlohmann::json& j, const std::string& key, const T& default_val = T())
+    {
+        try
+        {
+            if (j.contains(key)) { return j[key].get<T>(); }
+        }
+        catch (const nlohmann::json::exception& e)
+        {
+            assert(0 && __FUNCTION__);
+            BOOST_LOG_TRIVIAL(error) << __FUNCTION__ << ": " << e.what();
+        }
+
+        return default_val;
+    }
+
     template<typename T>
     static void ParseVal(const nlohmann::json& j, const std::string& key, T& val)
     {
diff --git a/src/slic3r/GUI/DeviceManager.cpp b/src/slic3r/GUI/DeviceManager.cpp
index b8f4a7826d..416321f195 100644
--- a/src/slic3r/GUI/DeviceManager.cpp
+++ b/src/slic3r/GUI/DeviceManager.cpp
@@ -23,6 +23,7 @@
 #include "fast_float/fast_float.h"
 
 #include "DeviceCore/DevFilaSystem.h"
+#include "DeviceCore/DevExtensionTool.h"
 #include "DeviceCore/DevExtruderSystem.h"
 #include "DeviceCore/DevNozzleSystem.h"
 #include "DeviceCore/DevBed.h"
@@ -530,6 +531,7 @@ MachineObject::MachineObject(DeviceManager* manager, NetworkAgent* agent, std::s
         m_bed = new DevBed(this);
         m_storage       = new DevStorage(this);
         m_extder_system = new DevExtderSystem(this);
+        m_extension_tool = DevExtensionTool::Create(this);
         m_nozzle_system = new DevNozzleSystem(this);
         m_fila_system   = new DevFilaSystem(this);
         m_hms_system    = new DevHMS(this);
@@ -4972,6 +4974,7 @@ void MachineObject::parse_new_info(json print)
 
         if (device.contains("nozzle")) {  DevNozzleSystemParser::ParseV2_0(device["nozzle"], m_nozzle_system); }
         if (device.contains("extruder")) { ExtderSystemParser::ParseV2_0(device["extruder"], m_extder_system);}
+        if (device.contains("ext_tool")) { DevExtensionToolParser::ParseV2_0(device["ext_tool"], m_extension_tool); }
 
         if (device.contains("ctc")) {
             json const& ctc = device["ctc"];
diff --git a/src/slic3r/GUI/DeviceManager.hpp b/src/slic3r/GUI/DeviceManager.hpp
index 5fda0eec8d..b09954bbb8 100644
--- a/src/slic3r/GUI/DeviceManager.hpp
+++ b/src/slic3r/GUI/DeviceManager.hpp
@@ -79,6 +79,7 @@ class DevAmsTray;
 class DevBed;
 class DevConfig;
 class DevCtrl;
+class DevExtensionTool;
 class DevExtderSystem;
 class DevFan;
 class DevFilaSystem;
@@ -110,6 +111,7 @@ private:
 
     /*parts*/
     DevLamp*          m_lamp;
+    std::shared_ptr<DevExtensionTool> m_extension_tool;
     DevExtderSystem*  m_extder_system;
     DevNozzleSystem*  m_nozzle_system;
     DevFilaSystem*    m_fila_system;
@@ -318,6 +320,8 @@ public:
 
     /* parts */
     DevExtderSystem* GetExtderSystem() const { return m_extder_system; }
+    std::weak_ptr<DevExtensionTool> GetExtensionTool() const { return m_extension_tool; }
+
     DevNozzleSystem* GetNozzleSystem() const { return m_nozzle_system;}
 
     DevFilaSystem*   GetFilaSystem() const { return m_fila_system;}
diff --git a/src/slic3r/GUI/PrePrintChecker.hpp b/src/slic3r/GUI/PrePrintChecker.hpp
index f02f9c1b33..adb54dd3fc 100644
--- a/src/slic3r/GUI/PrePrintChecker.hpp
+++ b/src/slic3r/GUI/PrePrintChecker.hpp
@@ -88,6 +88,7 @@ enum PrintDialogStatus : unsigned int {
     PrintStatusTimelapseNoSdcard,
     PrintStatusTimelapseWarning,
     PrintStatusMixAmsAndVtSlotWarning,
+    PrintStatusToolHeadCoolingFanWarning,
     PrintStatusPrinterWarningEnd,
 
     // Warnings for filament
diff --git a/src/slic3r/GUI/SelectMachine.cpp b/src/slic3r/GUI/SelectMachine.cpp
index 7ab5e55b8f..ee214516b7 100644
--- a/src/slic3r/GUI/SelectMachine.cpp
+++ b/src/slic3r/GUI/SelectMachine.cpp
@@ -20,6 +20,7 @@
 
 #include "DeviceCore/DevConfig.h"
 #include "DeviceCore/DevNozzleSystem.h"
+#include "DeviceCore/DevExtensionTool.h"
 #include "DeviceCore/DevExtruderSystem.h"
 #include "DeviceCore/DevFilaBlackList.h"
 #include "DeviceCore/DevFilaSystem.h"
@@ -1676,6 +1677,9 @@ void SelectMachineDialog::show_status(PrintDialogStatus status, std::vector<wxSt
         msg = msg_text;
         Enable_Refresh_Button(true);
         Enable_Send_Button(true);
+    } else if (status == PrintStatusToolHeadCoolingFanWarning) {
+        Enable_Refresh_Button(true);
+        Enable_Send_Button(true);
     } else if (status == PrintStatusMixAmsAndVtSlotWarning) {
         Enable_Refresh_Button(true);
         Enable_Send_Button(true);
@@ -3587,6 +3591,9 @@ void SelectMachineDialog::update_show_status(MachineObject* obj_)
         }
     }
 
+    // check extension tool warning
+    UpdateStatusCheckWarning_ExtensionTool(obj_);
+
     /** normal check **/
     show_status(PrintDialogStatus::PrintStatusReadyToGo);
 }
@@ -4575,6 +4582,32 @@ SelectMachineDialog::~SelectMachineDialog()
     delete m_refresh_timer;
 }
 
+void SelectMachineDialog::UpdateStatusCheckWarning_ExtensionTool(MachineObject* obj_)
+{
+    if (!obj_)
+    {
+        return;
+    }
+
+    if (auto extension_tool = obj_->GetExtensionTool().lock())
+    {
+        if (extension_tool->IsToolTypeFanF000() && !extension_tool->IsMounted() )
+        {
+            for (const FilamentInfo& item : m_ams_mapping_result)
+            {
+                auto filament_info = wxGetApp().preset_bundle->get_filament_by_filament_id(item.filament_id);
+                if (filament_info && (filament_info->temperature_vitrification <= 50))
+                {
+                    show_status(PrintDialogStatus::PrintStatusToolHeadCoolingFanWarning,
+                                { _L("Install toolhead enhanced cooling fan to prevent filament softening.")},
+                                "https://e.bambulab.com/t?c=l3T7caKGeNt3omA9");
+                    return;
+                }
+            }
+        }
+    }
+}
+
  ThumbnailPanel::ThumbnailPanel(wxWindow *parent, wxWindowID winid, const wxPoint &pos, const wxSize &size)
      : wxPanel(parent, winid, pos, size)
  {
diff --git a/src/slic3r/GUI/SelectMachine.hpp b/src/slic3r/GUI/SelectMachine.hpp
index 0e45f543a6..38b467016b 100644
--- a/src/slic3r/GUI/SelectMachine.hpp
+++ b/src/slic3r/GUI/SelectMachine.hpp
@@ -445,6 +445,9 @@ public:
     void update_user_printer();
     void reset_ams_material();
     void update_show_status(MachineObject* obj_ = nullptr);
+
+    void UpdateStatusCheckWarning_ExtensionTool(MachineObject* obj_);
+
     void update_ams_check(MachineObject* obj);
     void update_filament_change_count();
     void on_rename_click(wxMouseEvent &event);