diff --git a/CheatEnabler/README.md b/CheatEnabler/README.md
index 318a9ad..007e2b6 100644
--- a/CheatEnabler/README.md
+++ b/CheatEnabler/README.md
@@ -4,6 +4,9 @@
 #### 添加一些作弊功能，同时屏蔽异常检测
 
 ## Changlog
+* 2.1.0
+  + Belt signal item generation
+  + Fix window display priority which may cause tips to be covered by main window
 * 2.0.0
   + Refactorying codes
   + UI implementation
@@ -26,6 +29,7 @@
     + Architect mode (Infinite buildings + Interactive without distance limit + Sunlight at night)
     + Build without condition
     + No collision
+    + Belt signal item generation
   + Planet:
     + Infinite Natural Resources
     + Fast Mining
@@ -52,6 +56,9 @@
 * [LSTM](https://github.com/hetima/DSP_LSTM) & [PlanetFinder](https://github.com/hetima/DSP_PlanetFinder): UI implementations
 
 ## 更新日志
+* 2.1.0
+  + 传送带信号物品生成
+  + 修复窗口显示优先级可能导致提示信息被主窗口遮挡的问题
 * 2.0.0
   + 重构代码
   + UI实现
@@ -74,6 +81,7 @@
     + 建筑师模式(无限建筑+无视距离操作+夜间日光灯)
     + 无条件建造
     + 无碰撞
+    + 传送带信号物品生成
   + 行星：
     + 自然资源采集不消耗
     + 高速采集
diff --git a/CheatEnabler/UI/MyWindow.cs b/CheatEnabler/UI/MyWindow.cs
index 29d7f4c..5843171 100644
--- a/CheatEnabler/UI/MyWindow.cs
+++ b/CheatEnabler/UI/MyWindow.cs
@@ -29,6 +29,10 @@ public class MyWindow: ManualBehaviour
     public void Open()
     {
         _Open();
+    }
+
+    public override void _OnUpdate()
+    {
         transform.SetSiblingIndex(UIRoot.instance.uiMechaEditor.transform.GetSiblingIndex() + 1);
     }
 
@@ -75,6 +79,7 @@ public class MyWindow: ManualBehaviour
         dst.gameObject.name = objName;
         var btn = dst.GetComponent<UIButton>();
         Util.NormalizeRectWithTopLeft(btn, x, y, parent);
+        btn.tips.topLevel = true;
         btn.tips.tipTitle = label;
         btn.tips.tipText = tip;
         btn.UpdateTip();
diff --git a/CheatEnabler/UIConfigWindow.cs b/CheatEnabler/UIConfigWindow.cs
index 3c8a203..51a47fa 100644
--- a/CheatEnabler/UIConfigWindow.cs
+++ b/CheatEnabler/UIConfigWindow.cs
@@ -262,6 +262,7 @@ public class UIConfigWindow : UI.MyWindowWithTabs
 
     public override void _OnUpdate()
     {
+        base._OnUpdate();
         if (VFInput.escape && !VFInput.inputing)
         {
             VFInput.UseEscape();