diff --git a/windows/runner/CMakeLists.txt b/windows/runner/CMakeLists.txt
index d6aa24e..9e8c493 100644
--- a/windows/runner/CMakeLists.txt
+++ b/windows/runner/CMakeLists.txt
@@ -54,3 +54,15 @@ add_custom_command(TARGET ${BINARY_NAME} POST_BUILD
     "${CMAKE_CURRENT_SOURCE_DIR}/../vendor/heatthcd.bin"
     $<TARGET_FILE_DIR:${BINARY_NAME}>
 )
+
+# VC++ 运行库（windows/vendor/vcruntime/）：flutter_windows.dll 与 HiTi SDK 均依赖
+# vcruntime140/msvcp140 等——开发机因装 VS 而有，干净电脑没有（安装后启动弹
+# "找不到 VCRUNTIME140.dll"）。应用本地部署（exe 旁优先加载）为微软官方允许的分发方式。
+# 目录内容从开发机 VS 的 VC\Redist\MSVC\*\x64\Microsoft.VC143.CRT 拷入（见 README）。
+if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/../vendor/vcruntime")
+  add_custom_command(TARGET ${BINARY_NAME} POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -E copy_directory
+      "${CMAKE_CURRENT_SOURCE_DIR}/../vendor/vcruntime"
+      $<TARGET_FILE_DIR:${BINARY_NAME}>
+  )
+endif()