diff --git a/modules/face_analyser.py b/modules/face_analyser.py
index e56e2fb..b3b4ff1 100644
--- a/modules/face_analyser.py
+++ b/modules/face_analyser.py
@@ -28,7 +28,7 @@ def get_face_analyser() -> Any:
                 FACE_ANALYSER = insightface.app.FaceAnalysis(
                     name='buffalo_l',
                     providers=modules.globals.execution_providers,
-                    allowed_modules=['detection', 'recognition']
+                    allowed_modules=['detection', 'recognition', 'landmark_2d_106']
                 )
                 FACE_ANALYSER.prepare(ctx_id=0, det_size=(320, 320))
     return FACE_ANALYSER
diff --git a/modules/globals.py b/modules/globals.py
index 65e3fdd..aabc19a 100644
--- a/modules/globals.py
+++ b/modules/globals.py
@@ -63,6 +63,7 @@ show_mouth_mask_box: bool = False  # Visualize the mouth mask area (for debuggin
 mask_feather_ratio: int = 12       # Denominator for feathering calculation (higher = smaller feather)
 mask_down_size: float = 0.1        # Expansion factor for lower lip mask (relative)
 mask_size: float = 1.0             # Expansion factor for upper lip mask (relative)
+mouth_mask_size: float = 0.0       # Mouth mask size (0-100; 0=off, 100=mouth to chin)
 
 # --- START: Added for Frame Interpolation ---
 enable_interpolation: bool = True # Toggle temporal smoothing
diff --git a/modules/processors/frame/face_masking.py b/modules/processors/frame/face_masking.py
index 3435b7e..5265921 100644
--- a/modules/processors/frame/face_masking.py
+++ b/modules/processors/frame/face_masking.py
@@ -82,8 +82,8 @@ def create_lower_mouth_mask(
 
     landmarks = face.landmark_2d_106
     if landmarks is not None:
-        # Use outer mouth landmarks (52-63) to capture the lips only
-        lower_lip_order = list(range(52, 64))
+        # Use outer mouth landmarks (52-71) to capture the full mouth area
+        lower_lip_order = list(range(52, 72))
         
         if max(lower_lip_order) >= landmarks.shape[0]:
             return mask, mouth_cutout, mouth_box, lower_lip_polygon
@@ -94,13 +94,16 @@ def create_lower_mouth_mask(
         center = np.mean(lower_lip_landmarks, axis=0)
 
         # Expand the landmarks outward using the mouth_mask_size
-        # Use a more conservative expansion to avoid affecting face shape
-        expansion_factor = (
-            1 + modules.globals.mask_down_size * modules.globals.mouth_mask_size
-        )
-        expanded_landmarks = (lower_lip_landmarks - center) * expansion_factor + center
+        mouth_mask_size = getattr(modules.globals, "mouth_mask_size", 0.0) # 0-100 slider
+        expansion_factor = 1 + (mouth_mask_size / 100.0) * 2.5
 
-        # Removed specific top/chin extensions to preserve face shape
+        # Expand with extra downward bias toward chin
+        offsets = lower_lip_landmarks - center
+        chin_bias = 1 + (mouth_mask_size / 100.0) * 1.5
+        scale_y = np.where(offsets[:, 1] > 0, expansion_factor * chin_bias, expansion_factor)
+        expanded_landmarks = lower_lip_landmarks.copy()
+        expanded_landmarks[:, 0] = center[0] + offsets[:, 0] * expansion_factor
+        expanded_landmarks[:, 1] = center[1] + offsets[:, 1] * scale_y
 
         # Convert back to integer coordinates
         expanded_landmarks = expanded_landmarks.astype(np.int32)
diff --git a/modules/processors/frame/face_swapper.py b/modules/processors/frame/face_swapper.py
index 991e294..04f846b 100644
--- a/modules/processors/frame/face_swapper.py
+++ b/modules/processors/frame/face_swapper.py
@@ -136,10 +136,12 @@ def swap_face(source_face: Face, target_face: Face, temp_frame: Frame) -> Frame:
     if not hasattr(source_face, 'normed_embedding') or source_face.normed_embedding is None:
         return temp_frame
 
-    # Store a copy of the original frame before swapping for opacity blending
+    # Store a copy of the original frame before swapping for opacity blending and mouth mask
     opacity = getattr(modules.globals, "opacity", 1.0)
     opacity = max(0.0, min(1.0, opacity))
-    original_frame = temp_frame if opacity >= 1.0 else temp_frame.copy()
+    mouth_mask_enabled = getattr(modules.globals, "mouth_mask", False)
+    # Always copy if mouth mask is enabled (we need the unmodified original for mouth cutout)
+    original_frame = temp_frame.copy() if (opacity < 1.0 or mouth_mask_enabled) else temp_frame
 
     # Pre-swap Input Check with optimization
     if temp_frame.dtype != np.uint8:
@@ -190,28 +192,28 @@ def swap_face(source_face: Face, target_face: Face, temp_frame: Frame) -> Frame:
     # --- Post-swap Processing (Masking, Opacity, etc.) ---
     # Now, work with the guaranteed uint8 'swapped_frame'
 
-    if getattr(modules.globals, "mouth_mask", False): # Check if mouth_mask is enabled
+    if mouth_mask_enabled: # Check if mouth_mask is enabled
         # Create a mask for the target face
-        face_mask = create_face_mask(target_face, temp_frame) # Use temp_frame (original shape) for mask creation geometry
+        face_mask = create_face_mask(target_face, original_frame) # Use original_frame for mask creation geometry
 
-        # Create the mouth mask using original geometry
+        # Create the mouth mask using the ORIGINAL frame (before swap) for cutout
         mouth_mask, mouth_cutout, mouth_box, lower_lip_polygon = (
-            create_lower_mouth_mask(target_face, temp_frame) # Use temp_frame (original) for cutout
+            create_lower_mouth_mask(target_face, original_frame) # Use original_frame for real mouth cutout
         )
 
         # Apply the mouth area only if mouth_cutout exists
-        if mouth_cutout is not None and mouth_box != (0,0,0,0): # Add check for valid box
-             # Apply mouth area (from original) onto the 'swapped_frame'
+        if mouth_cutout is not None and mouth_box != (0,0,0,0):
+            # Apply mouth area (from original) onto the 'swapped_frame'
             swapped_frame = apply_mouth_area(
                 swapped_frame, mouth_cutout, mouth_box, face_mask, lower_lip_polygon
             )
 
+            # Draw bounding box only while slider is being dragged
             if getattr(modules.globals, "show_mouth_mask_box", False):
-                        mouth_mask_data = (mouth_mask, mouth_cutout, mouth_box, lower_lip_polygon)
-                        # Draw visualization on the swapped_frame *before* opacity blending
-                        swapped_frame = draw_mouth_mask_visualization(
-                            swapped_frame, target_face, mouth_mask_data
-                        )
+                mouth_mask_data = (mouth_mask, mouth_cutout, mouth_box, lower_lip_polygon)
+                swapped_frame = draw_mouth_mask_visualization(
+                    swapped_frame, target_face, mouth_mask_data
+                )
         
     # --- Poisson Blending ---
     if getattr(modules.globals, "poisson_blend", False):
@@ -750,9 +752,9 @@ def create_lower_mouth_mask(
         return mask, mouth_cutout, mouth_box, lower_lip_polygon
 
     try: # Wrap main logic in try-except
-        # Use outer mouth landmarks (52-63) to capture the lips only
-        # This avoids including the chin/jawline, preserving the face shape from the swap
-        lower_lip_order = list(range(52, 64))
+        # Use outer mouth landmarks (52-71) to capture the full mouth area
+        # This covers both upper and lower lips for proper mouth preservation
+        lower_lip_order = list(range(52, 72))
 
         # Check if all indices are valid for the loaded landmarks (already partially done by < 106 check)
         if max(lower_lip_order) >= landmarks.shape[0]:
@@ -772,9 +774,18 @@ def create_lower_mouth_mask(
             return mask, mouth_cutout, mouth_box, lower_lip_polygon
 
 
-        mask_down_size = getattr(modules.globals, "mask_down_size", 0.1) # Default 0.1
-        expansion_factor = 1 + mask_down_size
-        expanded_landmarks = (lower_lip_landmarks - center) * expansion_factor + center
+        mouth_mask_size = getattr(modules.globals, "mouth_mask_size", 0.0) # 0-100 slider
+        # 0=tight lip outline, 50=covers mouth area, 100=mouth to chin
+        expansion_factor = 1 + (mouth_mask_size / 100.0) * 2.5
+
+        # Expand landmarks from center, with extra downward bias toward chin
+        offsets = lower_lip_landmarks - center
+        # Add extra downward expansion for points below center (toward chin)
+        chin_bias = 1 + (mouth_mask_size / 100.0) * 1.5  # extra vertical stretch downward
+        scale_y = np.where(offsets[:, 1] > 0, expansion_factor * chin_bias, expansion_factor)
+        expanded_landmarks = lower_lip_landmarks.copy()
+        expanded_landmarks[:, 0] = center[0] + offsets[:, 0] * expansion_factor
+        expanded_landmarks[:, 1] = center[1] + offsets[:, 1] * scale_y
 
         # Ensure landmarks are finite after adjustments
         if not np.all(np.isfinite(expanded_landmarks)):
@@ -881,8 +892,8 @@ def draw_mouth_mask_visualization(
         print(f"Error drawing polygon for visualization: {e}") # Optional debug
         pass
 
-    # Optional: Draw bounding box (red rectangle)
-    # cv2.rectangle(vis_frame, (min_x, min_y), (max_x, max_y), (0, 0, 255), 1)
+    # Draw bounding box (red rectangle)
+    cv2.rectangle(vis_frame, (min_x, min_y), (max_x, max_y), (0, 0, 255), 2)
 
     # Optional: Add labels
     label_pos_y = min_y - 10 if min_y > 20 else max_y + 15 # Adjust position based on box location
@@ -962,85 +973,34 @@ def apply_mouth_area(
             # print("Warning: Mouth cutout is invalid after resize attempt.")
             return frame
 
-        # --- Color Correction Step ---
-        # Apply color transfer from ROI (swapped face region) to the original mouth cutout
-        # This helps match lighting/color before blending
-        color_corrected_mouth = resized_mouth_cutout # Default to resized if correction fails
-        try:
-           # Ensure both images are 3 channels for color transfer
-           if len(resized_mouth_cutout.shape) == 3 and resized_mouth_cutout.shape[2] == 3 and \
-              len(roi.shape) == 3 and roi.shape[2] == 3:
-                 color_corrected_mouth = apply_color_transfer(resized_mouth_cutout, roi)
-           else:
-               # print("Warning: Cannot apply color transfer, images not BGR.")
-               pass
-        except cv2.error as ct_e: # Handle potential errors in color transfer
-           # print(f"Warning: Color transfer failed: {ct_e}. Using uncorrected mouth cutout.") # Optional debug
-           pass
-        except Exception as ct_gen_e:
-           # print(f"Warning: Unexpected error during color transfer: {ct_gen_e}")
-           pass
-        # --- End Color Correction ---
-
-
         # --- Mask Creation ---
-        # Create a mask based *specifically* on the mouth_polygon, relative to the ROI
+        # Create a mask based on the mouth_polygon, relative to the ROI
         polygon_mask_roi = np.zeros(roi.shape[:2], dtype=np.uint8)
-        # Adjust polygon coordinates relative to the ROI's top-left corner
         adjusted_polygon = mouth_polygon - [min_x, min_y]
-        # Draw the filled polygon on the ROI mask
         cv2.fillPoly(polygon_mask_roi, [adjusted_polygon.astype(np.int32)], 255)
 
-        # Feather the polygon mask (Gaussian blur)
-        mask_feather_ratio = getattr(modules.globals, "mask_feather_ratio", 12) # Default 12
-        # Calculate feather amount based on the smaller dimension of the box
-        feather_base_dim = min(box_width, box_height)
-        feather_amount = max(1, min(30, feather_base_dim // max(1, mask_feather_ratio))) # Avoid div by zero
-        # Ensure kernel size is odd and positive
+        # Feather the edges with Gaussian blur for smooth blending
+        feather_amount = max(1, min(30, min(box_width, box_height) // 8))
         kernel_size = 2 * feather_amount + 1
-        feathered_polygon_mask = cv2.GaussianBlur(polygon_mask_roi.astype(np.float32), (kernel_size, kernel_size), 0)
+        feathered_mask = cv2.GaussianBlur(polygon_mask_roi.astype(np.float32), (kernel_size, kernel_size), 0)
 
-        # Normalize feathered mask to [0.0, 1.0] range
-        max_val = feathered_polygon_mask.max()
-        if max_val > 1e-6: # Avoid division by zero
-           feathered_polygon_mask = feathered_polygon_mask / max_val
+        # Normalize to [0.0, 1.0]
+        max_val = feathered_mask.max()
+        if max_val > 1e-6:
+            feathered_mask = feathered_mask / max_val
         else:
-           feathered_polygon_mask.fill(0.0) # Mask is all black if max is near zero
-        # --- End Mask Creation ---
+            feathered_mask.fill(0.0)
 
-
-        # --- Refined Blending ---
-        # Get the corresponding ROI from the *full face mask* (already blurred)
-        # Ensure face_mask is float and normalized [0.0, 1.0]
-        if face_mask.dtype != np.float64 and face_mask.dtype != np.float32:
-            face_mask_float = face_mask.astype(np.float32) / 255.0
-        else: # Assume already float [0,1] if type is float
-            face_mask_float = face_mask.astype(np.float32) if face_mask.dtype == np.float64 else face_mask
-        face_mask_roi = face_mask_float[min_y:max_y, min_x:max_x]
-
-        # Combine the feathered mouth polygon mask with the face mask ROI
-        # Use minimum to ensure we only affect area inside both masks (mouth area within face)
-        # This helps blend the edges smoothly with the surrounding swapped face region
-        combined_mask = np.minimum(feathered_polygon_mask, face_mask_roi)
-
-        # Expand mask to 3 channels for blending (ensure it matches image channels)
+        # --- Blending: paste original mouth onto swapped face ---
         if len(frame.shape) == 3 and frame.shape[2] == 3:
-            combined_mask_3channel = combined_mask[:, :, np.newaxis]
+            mask_3ch = feathered_mask[:, :, np.newaxis].astype(np.float32)
+            inv_mask = 1.0 - mask_3ch
 
-            # Ensure data types are compatible for blending
-            # float32 provides sufficient precision for 8-bit image blending
-            combined_mask_f32 = combined_mask_3channel.astype(np.float32)
-            inv_mask = np.float32(1.0) - combined_mask_f32
+            # Blend: (original_mouth * mask) + (swapped_face * (1 - mask))
+            blended_roi = (resized_mouth_cutout.astype(np.float32) * mask_3ch +
+                           roi.astype(np.float32) * inv_mask)
 
-            # Blend: (original_mouth * combined_mask) + (swapped_face_roi * (1 - combined_mask))
-            blended_roi = (color_corrected_mouth * combined_mask_f32 +
-                           roi * inv_mask)
-
-            # Place the blended ROI back into the frame
-            frame[min_y:max_y, min_x:max_x] = blended_roi.astype(np.uint8)
-        else:
-            # print("Warning: Cannot apply mouth mask blending, frame is not 3-channel BGR.")
-            pass # Don't modify frame if it's not BGR
+            frame[min_y:max_y, min_x:max_x] = np.clip(blended_roi, 0, 255).astype(np.uint8)
 
     except Exception as e:
         print(f"Error applying mouth area: {e}") # Optional debug
diff --git a/modules/ui.py b/modules/ui.py
index 4c6e23b..1a4c7ca 100644
--- a/modules/ui.py
+++ b/modules/ui.py
@@ -135,6 +135,7 @@ def save_switch_states():
         "show_fps": modules.globals.show_fps,
         "mouth_mask": modules.globals.mouth_mask,
         "show_mouth_mask_box": modules.globals.show_mouth_mask_box,
+        "mouth_mask_size": modules.globals.mouth_mask_size,
     }
     with open("switch_states.json", "w") as f:
         json.dump(switch_states, f)
@@ -156,10 +157,10 @@ def load_switch_states():
         modules.globals.live_resizable = switch_states.get("live_resizable", False)
         modules.globals.fp_ui = switch_states.get("fp_ui", {"face_enhancer": False})
         modules.globals.show_fps = switch_states.get("show_fps", False)
-        modules.globals.mouth_mask = switch_states.get("mouth_mask", False)
-        modules.globals.show_mouth_mask_box = switch_states.get(
-            "show_mouth_mask_box", False
-        )
+        modules.globals.mouth_mask_size = switch_states.get("mouth_mask_size", 0.0)
+        # mouth_mask is driven by the slider: on if size > 0, off if 0
+        modules.globals.mouth_mask = modules.globals.mouth_mask_size > 0
+        modules.globals.show_mouth_mask_box = False  # always start hidden
     except FileNotFoundError:
         # If the file doesn't exist, use default values
         pass
@@ -220,7 +221,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             save_switch_states(),
         ),
     )
-    keep_fps_checkbox.place(relx=0.1, rely=0.5)
+    keep_fps_checkbox.place(relx=0.1, rely=0.42)
     ToolTip(keep_fps_checkbox, _("Output video keeps the original frame rate"))
 
     keep_frames_value = ctk.BooleanVar(value=modules.globals.keep_frames)
@@ -234,51 +235,9 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             save_switch_states(),
         ),
     )
-    keep_frames_switch.place(relx=0.1, rely=0.55)
+    keep_frames_switch.place(relx=0.1, rely=0.47)
     ToolTip(keep_frames_switch, _("Keep extracted frames on disk after processing"))
 
-    enhancer_value = ctk.BooleanVar(value=modules.globals.fp_ui["face_enhancer"])
-    enhancer_switch = ctk.CTkSwitch(
-        root,
-        text=_("Face Enhancer"),
-        variable=enhancer_value,
-        cursor="hand2",
-        command=lambda: (
-            update_tumbler("face_enhancer", enhancer_value.get()),
-            save_switch_states(),
-        ),
-    )
-    enhancer_switch.place(relx=0.1, rely=0.6)
-    ToolTip(enhancer_switch, _("Improve face quality using the GFPGAN restoration model"))
-
-    gpen256_value = ctk.BooleanVar(value=modules.globals.fp_ui.get("face_enhancer_gpen256", False))
-    gpen256_switch = ctk.CTkSwitch(
-        root,
-        text=_("GPEN Enhancer 256"),
-        variable=gpen256_value,
-        cursor="hand2",
-        command=lambda: (
-            update_tumbler("face_enhancer_gpen256", gpen256_value.get()),
-            save_switch_states(),
-        ),
-    )
-    gpen256_switch.place(relx=0.1, rely=0.65)
-    ToolTip(gpen256_switch, _("Use GPEN face enhancement model at 256px resolution (faster)"))
-
-    gpen512_value = ctk.BooleanVar(value=modules.globals.fp_ui.get("face_enhancer_gpen512", False))
-    gpen512_switch = ctk.CTkSwitch(
-        root,
-        text=_("GPEN Enhancer 512"),
-        variable=gpen512_value,
-        cursor="hand2",
-        command=lambda: (
-            update_tumbler("face_enhancer_gpen512", gpen512_value.get()),
-            save_switch_states(),
-        ),
-    )
-    gpen512_switch.place(relx=0.1, rely=0.7)
-    ToolTip(gpen512_switch, _("Use GPEN face enhancement model at 512px resolution (higher quality)"))
-
     keep_audio_value = ctk.BooleanVar(value=modules.globals.keep_audio)
     keep_audio_switch = ctk.CTkSwitch(
         root,
@@ -290,7 +249,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             save_switch_states(),
         ),
     )
-    keep_audio_switch.place(relx=0.6, rely=0.5)
+    keep_audio_switch.place(relx=0.6, rely=0.42)
     ToolTip(keep_audio_switch, _("Copy audio track from the source video to output"))
 
     many_faces_value = ctk.BooleanVar(value=modules.globals.many_faces)
@@ -304,7 +263,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             save_switch_states(),
         ),
     )
-    many_faces_switch.place(relx=0.6, rely=0.55)
+    many_faces_switch.place(relx=0.6, rely=0.47)
     ToolTip(many_faces_switch, _("Swap every detected face, not just the primary one"))
 
     color_correction_value = ctk.BooleanVar(value=modules.globals.color_correction)
@@ -318,7 +277,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             save_switch_states(),
         ),
     )
-    color_correction_switch.place(relx=0.6, rely=0.6)
+    color_correction_switch.place(relx=0.6, rely=0.57)
     ToolTip(color_correction_switch, _("Fix blue/green color cast from some webcams"))
 
     #    nsfw_value = ctk.BooleanVar(value=modules.globals.nsfw_filter)
@@ -337,7 +296,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             close_mapper_window() if not map_faces.get() else None
         ),
     )
-    map_faces_switch.place(relx=0.1, rely=0.75)
+    map_faces_switch.place(relx=0.1, rely=0.52)
     ToolTip(map_faces_switch, _("Manually assign which source face maps to which target face"))
 
     poisson_blend_value = ctk.BooleanVar(value=modules.globals.poisson_blend)
@@ -351,7 +310,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             save_switch_states(),
         ),
     )
-    poisson_blend_switch.place(relx=0.1, rely=0.8)
+    poisson_blend_switch.place(relx=0.1, rely=0.57)
     ToolTip(poisson_blend_switch, _("Blend face edges smoothly using Poisson blending"))
 
     show_fps_value = ctk.BooleanVar(value=modules.globals.show_fps)
@@ -365,54 +324,34 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             save_switch_states(),
         ),
     )
-    show_fps_switch.place(relx=0.6, rely=0.65)
+    show_fps_switch.place(relx=0.6, rely=0.52)
     ToolTip(show_fps_switch, _("Display frames-per-second counter on the live preview"))
 
+    # mouth_mask and show_mouth_mask_box are auto-controlled by the Mouth Mask slider
     mouth_mask_var = ctk.BooleanVar(value=modules.globals.mouth_mask)
-    mouth_mask_switch = ctk.CTkSwitch(
-        root,
-        text=_("Mouth Mask"),
-        variable=mouth_mask_var,
-        cursor="hand2",
-        command=lambda: setattr(modules.globals, "mouth_mask", mouth_mask_var.get()),
-    )
-    mouth_mask_switch.place(relx=0.1, rely=0.45)
-    ToolTip(mouth_mask_switch, _("Preserve original mouth movement in the swapped face"))
-
     show_mouth_mask_box_var = ctk.BooleanVar(value=modules.globals.show_mouth_mask_box)
-    show_mouth_mask_box_switch = ctk.CTkSwitch(
-        root,
-        text=_("Show Mouth Mask Box"),
-        variable=show_mouth_mask_box_var,
-        cursor="hand2",
-        command=lambda: setattr(
-            modules.globals, "show_mouth_mask_box", show_mouth_mask_box_var.get()
-        ),
-    )
-    show_mouth_mask_box_switch.place(relx=0.6, rely=0.45)
-    ToolTip(show_mouth_mask_box_switch, _("Display the mouth mask boundary for debugging"))
 
     start_button = ctk.CTkButton(
         root, text=_("Start"), cursor="hand2", command=lambda: analyze_target(start, root)
     )
-    start_button.place(relx=0.15, rely=0.86, relwidth=0.2, relheight=0.05)
+    start_button.place(relx=0.15, rely=0.78, relwidth=0.2, relheight=0.04)
     ToolTip(start_button, _("Begin processing the target image/video with selected face"))
 
     stop_button = ctk.CTkButton(
         root, text=_("Destroy"), cursor="hand2", command=lambda: destroy()
     )
-    stop_button.place(relx=0.4, rely=0.86, relwidth=0.2, relheight=0.05)
+    stop_button.place(relx=0.4, rely=0.78, relwidth=0.2, relheight=0.04)
     ToolTip(stop_button, _("Stop processing and close the application"))
 
     preview_button = ctk.CTkButton(
         root, text=_("Preview"), cursor="hand2", command=lambda: toggle_preview()
     )
-    preview_button.place(relx=0.65, rely=0.86, relwidth=0.2, relheight=0.05)
+    preview_button.place(relx=0.65, rely=0.78, relwidth=0.2, relheight=0.04)
     ToolTip(preview_button, _("Show/hide a preview of the processed output"))
 
     # --- Camera Selection ---
     camera_label = ctk.CTkLabel(root, text=_("Select Camera:"))
-    camera_label.place(relx=0.1, rely=0.92, relwidth=0.2, relheight=0.05)
+    camera_label.place(relx=0.1, rely=0.83, relwidth=0.2, relheight=0.03)
 
     available_cameras = get_available_cameras()
     camera_indices, camera_names = available_cameras
@@ -431,7 +370,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             root, variable=camera_variable, values=camera_names
         )
 
-    camera_optionmenu.place(relx=0.35, rely=0.92, relwidth=0.25, relheight=0.05)
+    camera_optionmenu.place(relx=0.35, rely=0.83, relwidth=0.25, relheight=0.03)
     ToolTip(camera_optionmenu, _("Select which camera to use for live mode"))
 
     live_button = ctk.CTkButton(
@@ -452,10 +391,52 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             else "disabled"
         ),
     )
-    live_button.place(relx=0.65, rely=0.92, relwidth=0.2, relheight=0.05)
+    live_button.place(relx=0.65, rely=0.83, relwidth=0.2, relheight=0.03)
     ToolTip(live_button, _("Start real-time face swap using webcam"))
     # --- End Camera Selection ---
 
+    # --- Face Enhancer Dropdown ---
+    enhancer_options = ["None", "GFPGAN", "GPEN-512", "GPEN-256"]
+    enhancer_key_map = {
+        "None": None,
+        "GFPGAN": "face_enhancer",
+        "GPEN-512": "face_enhancer_gpen512",
+        "GPEN-256": "face_enhancer_gpen256",
+    }
+
+    # Determine initial value from current fp_ui state
+    initial_enhancer = "None"
+    if modules.globals.fp_ui.get("face_enhancer", False):
+        initial_enhancer = "GFPGAN"
+    elif modules.globals.fp_ui.get("face_enhancer_gpen512", False):
+        initial_enhancer = "GPEN-512"
+    elif modules.globals.fp_ui.get("face_enhancer_gpen256", False):
+        initial_enhancer = "GPEN-256"
+
+    enhancer_variable = ctk.StringVar(value=initial_enhancer)
+
+    def on_enhancer_change(choice: str):
+        # Disable all enhancers first
+        for key in ["face_enhancer", "face_enhancer_gpen256", "face_enhancer_gpen512"]:
+            update_tumbler(key, False)
+        # Enable the selected one
+        selected_key = enhancer_key_map.get(choice)
+        if selected_key:
+            update_tumbler(selected_key, True)
+        save_switch_states()
+
+    enhancer_label = ctk.CTkLabel(root, text="Face Enhancer:")
+    enhancer_label.place(relx=0.1, rely=0.62, relwidth=0.2, relheight=0.03)
+
+    enhancer_dropdown = ctk.CTkOptionMenu(
+        root,
+        variable=enhancer_variable,
+        values=enhancer_options,
+        command=on_enhancer_change,
+    )
+    enhancer_dropdown.place(relx=0.35, rely=0.62, relwidth=0.3, relheight=0.03)
+    ToolTip(enhancer_dropdown, _("Select a face enhancement model (None = no enhancement)"))
+
     # 1) Define a DoubleVar for transparency (0 = fully transparent, 1 = fully opaque)
     transparency_var = ctk.DoubleVar(value=1.0)
 
@@ -475,9 +456,9 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
             modules.globals.face_swapper_enabled = True
             update_status(f"Transparency set to {percentage}%")
 
-    # 2) Transparency label and slider (placed ABOVE sharpness)
+    # 2) Transparency label and slider
     transparency_label = ctk.CTkLabel(root, text="Transparency:")
-    transparency_label.place(relx=0.15, rely=0.75, relwidth=0.2, relheight=0.05)
+    transparency_label.place(relx=0.15, rely=0.66, relwidth=0.2, relheight=0.03)
 
     transparency_slider = ctk.CTkSlider(
         root,
@@ -493,7 +474,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
         border_width=1,
         corner_radius=3,
     )
-    transparency_slider.place(relx=0.35, rely=0.77, relwidth=0.5, relheight=0.02)
+    transparency_slider.place(relx=0.35, rely=0.67, relwidth=0.5, relheight=0.02)
     ToolTip(transparency_slider, _("Blend between original and swapped face (0% = original, 100% = fully swapped)"))
 
     # 3) Sharpness label & slider
@@ -503,7 +484,7 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
         update_status(f"Sharpness set to {value:.1f}")
 
     sharpness_label = ctk.CTkLabel(root, text="Sharpness:")
-    sharpness_label.place(relx=0.15, rely=0.80, relwidth=0.2, relheight=0.05)
+    sharpness_label.place(relx=0.15, rely=0.69, relwidth=0.2, relheight=0.03)
 
     sharpness_slider = ctk.CTkSlider(
         root,
@@ -519,18 +500,64 @@ def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.C
         border_width=1,
         corner_radius=3,
     )
-    sharpness_slider.place(relx=0.35, rely=0.82, relwidth=0.5, relheight=0.02)
+    sharpness_slider.place(relx=0.35, rely=0.70, relwidth=0.5, relheight=0.02)
     ToolTip(sharpness_slider, _("Sharpen the enhanced face output"))
 
+    # 4) Mouth Mask Size slider
+    mouth_mask_size_var = ctk.DoubleVar(value=modules.globals.mouth_mask_size)
+
+    def on_mouth_mask_size_change(value: float):
+        val = float(value)
+        modules.globals.mouth_mask_size = val
+        # Auto-enable/disable mouth mask based on slider position
+        if val > 0:
+            modules.globals.mouth_mask = True
+            mouth_mask_var.set(True)
+        else:
+            modules.globals.mouth_mask = False
+            mouth_mask_var.set(False)
+            modules.globals.show_mouth_mask_box = False
+
+    def on_mouth_mask_slider_release(event):
+        # Hide bounding box when user releases the slider
+        modules.globals.show_mouth_mask_box = False
+
+    def on_mouth_mask_slider_press(event):
+        # Show bounding box while dragging
+        if modules.globals.mouth_mask_size > 0:
+            modules.globals.show_mouth_mask_box = True
+
+    mouth_mask_size_label = ctk.CTkLabel(root, text="Mouth Mask:")
+    mouth_mask_size_label.place(relx=0.15, rely=0.72, relwidth=0.2, relheight=0.03)
+
+    mouth_mask_size_slider = ctk.CTkSlider(
+        root,
+        from_=0.0,
+        to=100.0,
+        variable=mouth_mask_size_var,
+        command=on_mouth_mask_size_change,
+        fg_color="#E0E0E0",
+        progress_color="#007BFF",
+        button_color="#FFFFFF",
+        button_hover_color="#CCCCCC",
+        height=5,
+        border_width=1,
+        corner_radius=3,
+    )
+    mouth_mask_size_slider.place(relx=0.35, rely=0.73, relwidth=0.5, relheight=0.02)
+    mouth_mask_size_slider.bind("<ButtonPress-1>", on_mouth_mask_slider_press)
+    mouth_mask_size_slider.bind("<ButtonRelease-1>", on_mouth_mask_slider_release)
+    ToolTip(mouth_mask_size_slider, _("0 = use swapped mouth, 100 = expose original mouth to chin area"))
+
     # Status and link at the bottom
     global status_label
     status_label = ctk.CTkLabel(root, text=None, justify="center")
-    status_label.place(relx=0.1, rely=0.96, relwidth=0.8)
+    status_label.place(relx=0.1, rely=0.75, relwidth=0.8)
 
     donate_label = ctk.CTkLabel(
         root, text="Deep Live Cam", justify="center", cursor="hand2"
     )
-    donate_label.place(relx=0.1, rely=0.98, relwidth=0.8)
+    donate_label.place(relx=0.1, rely=0.87, relwidth=0.8)
     donate_label.configure(
         text_color=ctk.ThemeManager.theme.get("URL").get("text_color")
     )