diff --git a/app/src/main/java/com/gh/common/util/PackageUtils.java b/app/src/main/java/com/gh/common/util/PackageUtils.java
index 2ddbb20baa..8eec2df176 100644
--- a/app/src/main/java/com/gh/common/util/PackageUtils.java
+++ b/app/src/main/java/com/gh/common/util/PackageUtils.java
@@ -350,7 +350,7 @@ public class PackageUtils {
     /*
      * 根据包名，判断是否已安装该游戏
      *
-     * 注意：目测只对能启动的app有效，对一些没有做面图标的无效
+     * 注意：目测只对能启动的app有效(有桌面图标)，对一些没有桌面图标的应用无效(参考应用：魅族游戏框架)
      */
     public static boolean isInstalled(Context context, String packageName) {
         Intent intent = context.getApplicationContext().getPackageManager().getLaunchIntentForPackage(packageName);