diff --git a/ardupilot_methodic_configurator/configuration_steps_ArduCopter.json b/ardupilot_methodic_configurator/configuration_steps_ArduCopter.json
index 757d03382..08c58d0e3 100644
--- a/ardupilot_methodic_configurator/configuration_steps_ArduCopter.json
+++ b/ardupilot_methodic_configurator/configuration_steps_ArduCopter.json
@@ -214,7 +214,7 @@
             "wiki_text": "Follow the blog instructions and use Mission Planner instead of this tool to configure the mandatory hardware parameters.",
             "wiki_url": "",
             "external_tool_text": "Mission Planner",
-            "external_tool_url": "https://github.com/ArduPilot/MethodicConfigurator/blob/latest/TUNING_GUIDE_ArduCopter.md#212-configure-mandatory-hardware-parameters-17",
+            "external_tool_url": "https://ardupilot.org/copter/docs/configuring-hardware.html",
             "mandatory_text": "100% mandatory (0% optional)",
             "auto_changed_by": "Mission Planner. If you have not done this step in Mission Planner yet, close this application and use Mission Planner",
             "old_filenames": ["11_mp_setup_mandatory_hardware.param"]
diff --git a/ardupilot_methodic_configurator/frontend_tkinter_parameter_editor.py b/ardupilot_methodic_configurator/frontend_tkinter_parameter_editor.py
index 0e3d853c1..51839f68b 100755
--- a/ardupilot_methodic_configurator/frontend_tkinter_parameter_editor.py
+++ b/ardupilot_methodic_configurator/frontend_tkinter_parameter_editor.py
@@ -541,6 +541,18 @@ def __should_copy_fc_values_to_file(self, selected_file: str) -> None:  # pylint
             message_label = tk.Label(dialog, text=msg, justify=tk.LEFT, padx=20, pady=10)
             message_label.pack(padx=10, pady=10)
 
+            # Clickable link to tuning guide
+            safe_font_config = get_safe_font_config()
+            link_label = tk.Label(
+                dialog,
+                text=_("Click here to open the Tuning Guide relevant Section"),
+                fg="blue",
+                cursor="hand2",
+                font=(str(safe_font_config["family"]), int(safe_font_config["size"]), "underline"),
+            )
+            link_label.pack(pady=(0, 10))
+            link_label.bind("<Button-1>", lambda _e: self.configuration_manager.open_documentation_in_browser(selected_file))
+
             # Result variable
             result: list[Optional[Literal[True, False]]] = [None]
 
diff --git a/tests/test_frontend_tkinter_parameter_editor.py b/tests/test_frontend_tkinter_parameter_editor.py
index 2fb48f49b..9705108d4 100755
--- a/tests/test_frontend_tkinter_parameter_editor.py
+++ b/tests/test_frontend_tkinter_parameter_editor.py
@@ -11,7 +11,7 @@
 """
 
 from typing import Any
-from unittest.mock import MagicMock, patch
+from unittest.mock import ANY, MagicMock, patch
 
 import pytest
 
@@ -245,7 +245,7 @@ def side_effect(*args, **kwargs) -> None:  # noqa: ARG001 # pylint: disable=unus
     @patch("tkinter.Label")
     @patch("tkinter.Frame")
     @patch("tkinter.Button")
-    def test_dialog_creation(
+    def test_dialog_creation(  # pylint: disable=too-many-locals
         self,
         mock_button: MagicMock,
         mock_frame: MagicMock,
@@ -281,5 +281,42 @@ def fake_wait_window(*args: Any, **kwargs: Any) -> None:  # noqa: ANN401 # pylin
         mock_toplevel.assert_called_once()
 
         # Check for label, buttons, and frame creation
-        mock_label.assert_called_once()
+        assert mock_label.call_count == 2  # message label and link label
+        assert mock_button.call_count == 3  # Close, Yes, No buttons
         mock_frame.assert_called_once()
+
+        # Verify message label creation
+        message_label_call = mock_label.call_args_list[0]
+        assert message_label_call[1]["text"].startswith("This configuration step requires external changes by: External Tool")
+        assert message_label_call[1]["justify"] == "left"
+        assert message_label_call[1]["padx"] == 20
+        assert message_label_call[1]["pady"] == 10
+
+        # Verify link label creation
+        link_label_call = mock_label.call_args_list[1]
+        assert link_label_call[1]["text"] == "Click here to open the Tuning Guide relevant Section"
+        assert link_label_call[1]["fg"] == "blue"
+        assert link_label_call[1]["cursor"] == "hand2"
+        # Font should be a tuple with underline
+        font_arg = link_label_call[1]["font"]
+        assert isinstance(font_arg, tuple)
+        assert len(font_arg) == 3
+        assert font_arg[2] == "underline"
+
+        # Verify link label is packed and bound correctly
+        link_label_mock = mock_label.return_value
+        # Both labels call pack, so check that the link label's pack call was made
+        assert link_label_mock.pack.call_count == 2
+        link_label_mock.pack.assert_any_call(pady=(0, 10))  # link label pack call
+        link_label_mock.pack.assert_any_call(padx=10, pady=10)  # message label pack call
+        link_label_mock.bind.assert_called_once_with("<Button-1>", ANY)  # lambda function, so use ANY
+
+        # Verify buttons are created with correct text
+        button_calls = mock_button.call_args_list
+        assert button_calls[0][1]["text"] == "Close"
+        assert button_calls[1][1]["text"] == "Yes"
+        assert button_calls[2][1]["text"] == "No"
+
+        # Verify button frame is packed correctly
+        frame_mock = mock_frame.return_value
+        frame_mock.pack.assert_called_once_with(pady=10)