diff --git a/web/static/js/settings-swipe.js b/web/static/js/settings-swipe.js
new file mode 100644
index 0000000..b44ec1f
--- /dev/null
+++ b/web/static/js/settings-swipe.js
@@ -0,0 +1,11 @@
+/* Settings: Swipe navigation toggle (client-side, per device) */
+(function(){
+  document.addEventListener('DOMContentLoaded', function(){
+    const t = document.getElementById('swipeNavToggle');
+    if (!t) return;
+    try { t.checked = (localStorage.getItem('swipeNavEnabled') !== 'false'); } catch(e){}
+    t.addEventListener('change', () => {
+      try { localStorage.setItem('swipeNavEnabled', t.checked ? 'true' : 'false'); } catch(e){}
+    });
+  });
+})();
\ No newline at end of file