diff --git a/CHANGELOG.md b/CHANGELOG.md
index d0bc2aa..44a5f2e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 2.5.11
+
+- `UIComponent`:
+  - Optimize`_notifyRendered`.
+  - Optimize `_scheduleCheckFinishedRendered`.
+
 ## 2.5.10
 
 - sdk: '>=3.5.0 <4.0.0'
diff --git a/lib/src/bones_ui.dart b/lib/src/bones_ui.dart
index 106cf6d..acf63cf 100644
--- a/lib/src/bones_ui.dart
+++ b/lib/src/bones_ui.dart
@@ -1,3 +1,3 @@
 class BonesUI {
-  static const String version = '2.5.10';
+  static const String version = '2.5.11';
 }
diff --git a/lib/src/bones_ui_component.dart b/lib/src/bones_ui_component.dart
index 3fe3cbc..801cf7c 100644
--- a/lib/src/bones_ui_component.dart
+++ b/lib/src/bones_ui_component.dart
@@ -1432,7 +1432,9 @@ abstract class UIComponent extends UIEventHandler {
       _waitingRender = null;
     }
 
-    Future.delayed(Duration(milliseconds: 1), () => onRender.add(this));
+    if (onRender.isUsed) {
+      Future.delayed(Duration(milliseconds: 1), () => onRender.add(this));
+    }
   }
 
   Completer<bool>? _waitingRender;
@@ -1483,8 +1485,20 @@ abstract class UIComponent extends UIEventHandler {
     _scheduleCheckFinishedRendered();
   }
 
+  static Future<void>? _scheduleCheckFinishedRenderedFuture;
+
   static void _scheduleCheckFinishedRendered() {
-    Future.delayed(Duration(milliseconds: 300), _checkFinishedRendered);
+    var future = _scheduleCheckFinishedRenderedFuture;
+    if (future != null) return;
+
+    future = _scheduleCheckFinishedRenderedFuture =
+        Future.delayed(Duration(milliseconds: 300), _checkFinishedRendered);
+
+    future.then((_) {
+      if (identical(future, _scheduleCheckFinishedRenderedFuture)) {
+        _scheduleCheckFinishedRenderedFuture = null;
+      }
+    });
   }
 
   static void _checkFinishedRendered() {
@@ -1496,7 +1510,8 @@ abstract class UIComponent extends UIEventHandler {
     if (delay > 100) {
       _notifyFinishRendered();
     } else {
-      _scheduleCheckFinishedRendered();
+      Future.delayed(
+          Duration(milliseconds: 100), _scheduleCheckFinishedRendered);
     }
   }
 
diff --git a/pubspec.yaml b/pubspec.yaml
index 0d5cd4d..9040bd6 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: bones_ui
 description: Bones_UI - An intuitive and user-friendly Web User Interface framework for Dart.
-version: 2.5.10
+version: 2.5.11
 homepage: https://github.com/Colossus-Services/bones_ui
 
 environment: