diff --git a/src/gui/components/_legacy.py b/src/gui/components/_legacy.py
index 4a06989..0317995 100644
--- a/src/gui/components/_legacy.py
+++ b/src/gui/components/_legacy.py
@@ -105,7 +105,7 @@ _FAREWELL_SCRIPT = """
         'border-radius:12px;background:#161922;max-width:480px;">' +
         '<h1 style="margin:0 0 8px 0;font-weight:600;letter-spacing:-0.01em;">' +
         'DataTools has shut down</h1>' +
-        '<p style="opacity:0.7;margin:0;">You can close this browser tab.</p>' +
+        '<p style="opacity:0.7;margin:0;">You can close this window.</p>' +
         '</div>';
       return overlay;
     }
@@ -143,7 +143,7 @@ def quit_button(label: str = "Quit app", *, key: str = "quit_app_button") -> Non
     if st.session_state.get("_app_shutting_down"):
         from streamlit.components.v1 import html as _components_html
         _components_html(_FAREWELL_SCRIPT, height=0)
-        st.success("Shutting down… you can close this browser tab.")
+        st.success("Shutting down… you can close this window.")
         st.stop()
 
     if st.button(label, key=key, type="secondary"):
diff --git a/src/gui/pages/99_Close.py b/src/gui/pages/99_Close.py
index 241b73e..a3beeb9 100644
--- a/src/gui/pages/99_Close.py
+++ b/src/gui/pages/99_Close.py
@@ -33,9 +33,8 @@ st.divider()
 
 st.markdown(
     "Clicking the button below will terminate the DataTools server. "
-    "Any unsaved work in other tools will be lost. The browser tab "
-    "will show a connection-error message — that's expected; you can "
-    "close the tab once it appears."
+    "Any unsaved work in other tools will be lost. Once the app shuts "
+    "down you can close this window."
 )
 
 st.write("")