diff --git a/windows/installer.iss b/windows/installer.iss
index e98b6d8..f149a74 100644
--- a/windows/installer.iss
+++ b/windows/installer.iss
@@ -26,8 +26,11 @@ WizardStyle=modern
 PrivilegesRequired=lowest
 ; HiTi PavoApi SDK（PavoApiW_x64.dll 等）由 CMake 构建后自动拷在 Release 目录，随 Files 段一并打包
 
-[Languages]
-Name: "chinesesimplified"; MessagesFile: "compiler:Languages\ChineseSimplified.isl"
+; 中文向导需要 Inno 安装时勾选语言组件（Languages\ChineseSimplified.isl）。
+; 未装该组件的机器上编译会报 "Couldn't open include file"——此时注释掉下面
+; 两行即可用默认英文向导出包；Tasks 等自定义文案仍为中文。
+; [Languages]
+; Name: "chinesesimplified"; MessagesFile: "compiler:Languages\ChineseSimplified.isl"
 
 [Tasks]
 Name: "desktopicon"; Description: "创建桌面快捷方式"; GroupDescription: "附加任务:"