diff --git a/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/popup/TranslucentPopupFactory.java b/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/popup/TranslucentPopupFactory.java
index 43a5b4d4e..375c5cbb3 100644
--- a/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/popup/TranslucentPopupFactory.java
+++ b/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/popup/TranslucentPopupFactory.java
@@ -32,7 +32,7 @@ import javax.swing.SwingUtilities;
 import javax.swing.plaf.basic.BasicComboPopup;
 import org.jackhuang.hmcl.laf.scroll.BEScrollBarUI;
 import org.jackhuang.hmcl.laf.utils.Icon9Factory;
-import org.jackhuang.hmcl.laf.WindowTranslucencyHelper;
+import org.jackhuang.hmcl.laf.utils.WindowTranslucencyHelper;
 import org.jackhuang.hmcl.laf.widget.ImageBgPanel;
 
 /**
@@ -183,10 +183,12 @@ public class TranslucentPopupFactory extends PopupFactory {
                 //如果contents是BasicComboPopup或其子类那当前就应该是用于下拉框的弹出列表罗
                 boolean isComboBoxPopup = (contents instanceof BasicComboPopup);
 
-                //每像素透明
-                WindowTranslucencyHelper.setWindowOpaque(w, false);
-                //内容组件半透明
-                w.setOpacity(isTooltip ? 1.0f : isComboBoxPopup ? 0.95f : 0.95f);//0.85f : 0.95f);//0.8f : 0.95f);
+                if (WindowTranslucencyHelper.isTranslucencySupported()) {
+                    //每像素透明
+                    WindowTranslucencyHelper.setWindowOpaque(w, false);
+                    //内容组件半透明
+                    w.setOpacity(isTooltip ? 1.0f : isComboBoxPopup ? 0.95f : 0.95f);//0.85f : 0.95f);//0.8f : 0.95f);
+                }
 
 //				component.getContentPane().add(contents, BorderLayout.CENTER);
 //				contents.invalidate();
diff --git a/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/titlepane/BERootPaneUI.java b/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/titlepane/BERootPaneUI.java
index ddaa963bc..5b20f4f58 100644
--- a/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/titlepane/BERootPaneUI.java
+++ b/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/titlepane/BERootPaneUI.java
@@ -49,7 +49,7 @@ import javax.swing.plaf.UIResource;
 import javax.swing.plaf.basic.BasicRootPaneUI;
 
 import org.jackhuang.hmcl.laf.BeautyEyeLNFHelper;
-import org.jackhuang.hmcl.laf.WindowTranslucencyHelper;
+import org.jackhuang.hmcl.laf.utils.WindowTranslucencyHelper;
 
 /**
  * 窗体的UI实现.
@@ -315,7 +315,7 @@ public class BERootPaneUI extends BasicRootPaneUI {
         //* 窗口透明了，那么如果你的程序其它地方需要窗口透明的话，自行.setWindowOpaque(..)
         //* 就行了，由开发者自先决定，此处就不承载过多的要求了
         if (!BeautyEyeLNFHelper.isFrameBorderOpaque()
-                && window != null) {
+                && window != null && WindowTranslucencyHelper.isTranslucencySupported()) {
             //** 20111222 by jb2011，让窗口全透明（用以实现窗口的透明边框效果）
 //			AWTUtilities.setWindowOpaque(window, false);
             // TODO BUG：1）目前可知，在jdk1.7.0_u6下，JDialog的半透明边框的透明度比原设计深一倍
diff --git a/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/utils/WindowTranslucencyHelper.java b/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/utils/WindowTranslucencyHelper.java
index a3711dcf9..a40fa82e5 100644
--- a/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/utils/WindowTranslucencyHelper.java
+++ b/HMCLaF/src/main/java/org/jackhuang/hmcl/laf/utils/WindowTranslucencyHelper.java
@@ -9,7 +9,7 @@
  * WindowTranslucencyHelper.java at 2015-2-1 20:25:40, original version by Jack Jiang.
  * You can contact author with jb2011@163.com.
  */
-package org.jackhuang.hmcl.laf;
+package org.jackhuang.hmcl.laf.utils;
 
 import java.awt.Color;
 import java.awt.GraphicsDevice;