diff --git a/modules/api/preview.py b/modules/api/preview.py
index f38643065..9a55abbf2 100644
--- a/modules/api/preview.py
+++ b/modules/api/preview.py
@@ -8,7 +8,7 @@ class PreviewManager:
     """Manages WebSocket connections for step-based live preview streaming.
 
     Each denoising step, diffusers_callback calls push_step() from the
-    generation thread.  Image encoding happens there (non-blocking for
+    generation thread.  Image encoding happens there (non‑blocking for
     TAESD, the default preview method) and the binary JPEG + JSON progress
     are dispatched to the event loop via run_coroutine_threadsafe().
     """
@@ -39,7 +39,7 @@ class PreviewManager:
             self._client_hidden = not data.get('visible', True)
 
     # ------------------------------------------------------------------
-    # Push from generation thread (thread-safe)
+    # Push from generation thread (thread‑safe)
     # ------------------------------------------------------------------
 
     def push_step(self, step: int, steps: int, state):
diff --git a/modules/ui_definitions.py b/modules/ui_definitions.py
index a4215b24e..abac5d06b 100644
--- a/modules/ui_definitions.py
+++ b/modules/ui_definitions.py
@@ -567,7 +567,7 @@ def create_settings(cmd_opts):
     options_templates.update(options_section(('live-preview', "Live Previews"), {
         "show_progress_every_n_steps": OptionInfo(1, "Live preview display period", gr.Slider, {"minimum": 0, "maximum": 20, "step": 1, "visible": False}),
         "show_progress_type": OptionInfo("TAESD", "Live preview method", gr.Dropdown, {"choices": ["None", "Simple", "Approximate", "TAESD", "Full"]}),
-        "live_preview_refresh_period": OptionInfo(500, "Progress update period (ms)", gr.Slider, {"minimum": 0, "maximum": 5000, "step": 25}),
+        "live_preview_refresh_period": OptionInfo(500, "Progress update period of polling (ms)", gr.Slider, {"minimum": 0, "maximum": 5000, "step": 25}),
         "live_preview_transport": OptionInfo("Polling", "Preview transport", gr.Dropdown, {"choices": ["Polling", "WebSocket"]}),
         "live_preview_ws_interval": OptionInfo(1, "WebSocket preview step interval", gr.Slider, {"minimum": 1, "maximum": 20, "step": 1}),
         "taesd_variant": OptionInfo(shared_items.sd_taesd_items()[0], "TAESD variant", gr.Dropdown, {"choices": shared_items.sd_taesd_items()}),