diff --git a/.vscode/settings.json b/.vscode/settings.json
index 32f0e1c..4bc533a 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,7 +1,7 @@
 {
     "files.autoSave": "onFocusChange",
     "editor.fontSize": 14,
-    "editor.fontFamily": "'ComicShannsMono Nerd Font', 'ComicShannsMono Nerd Font', 'ComicShannsMono Nerd Font'",
+    "editor.fontFamily": "'Source Code Pro', 'Courier New', monospace",
     "cmake.configureOnOpen": true,
     "cmake.debugConfig": {
         "console": "integratedTerminal",
@@ -20,7 +20,8 @@
         ]
     },
     "cmake.configureSettings": {
-	    "CMAKE_TOOLCHAIN_FILE": "${env:VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake"
+	    "CMAKE_TOOLCHAIN_FILE": "${env:VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake",
+        "USE_TEST": "ON"
     },
     "cmake.options.statusBarVisibility": "visible",
     "cmake.generator": "Ninja",
@@ -82,6 +83,8 @@
         "xmemory0": "cpp",
         "xstddef": "cpp",
         "xtr1common": "cpp",
-        "xutility": "cpp"
+        "xutility": "cpp",
+        "unordered_map": "cpp",
+        "xhash": "cpp"
     }
 }
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
index ecd1474..4a402fd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,17 +8,26 @@ if (MSVC)
     add_compile_options(/source-charset:utf-8)
 endif()
 
+if (NOT CMAKE_BUILD_TYPE)
+    set(CMAKE_BUILD_TYPE "Release")
+endif()
+
 message(STATUS "System: ${CMAKE_SYSTEM_NAME}")
 message(STATUS "Compiler CXX ID: ${CMAKE_CXX_COMPILER_ID}")
 
-# find_package(GTest CONFIG REQUIRED)
-
 set(SRC_FILES
     src/of_path.cpp src/of_str.cpp
+    src/of_win.cpp
 )
-include_directories(include)
 
-add_subdirectory(test)
+include_directories(include)
+if(DEFINED USE_TEST)
+    message(STATUS "USE TEST")
+    add_subdirectory(test)
+endif()
+
+set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE})
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE})
 
 add_library(Ofen STATIC ${SRC_FILES})
 target_include_directories(Ofen PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/include)
\ No newline at end of file
diff --git a/include/of_def.hpp b/include/of_def.hpp
index f51be16..49b0bcb 100644
--- a/include/of_def.hpp
+++ b/include/of_def.hpp
@@ -11,4 +11,12 @@ using ofString = std::string;
 #define ofT(text) text
 #endif
 
+enum OfStatus {
+    STA_SUCESS = 0,
+    STA_ERROR,
+    STA_CANOT_OPEN_REG,
+    STA_CANOT_QUERY_REG,
+    STA_CANOT_SET_REG
+};
+
 #endif
\ No newline at end of file
diff --git a/include/of_win.h b/include/of_win.h
new file mode 100644
index 0000000..ba101f1
--- /dev/null
+++ b/include/of_win.h
@@ -0,0 +1,22 @@
+#pragma once
+#ifdef _WIN32
+
+#include <windows.h>
+#include <string>
+#include <map>
+#include "of_def.hpp"
+
+class COfWin {
+public:
+    COfWin();
+    ~COfWin();
+public:
+    /// @brief 获取机器上安装的VS安装目录
+    /// @return 
+    static OfStatus getVSInstallations(std::map<ofString, ofString>& out);
+    static OfStatus appendPathVariable(const ofString& path);
+    static OfStatus removePathVariable(const ofString& path);
+    static bool isAdminRun(bool& is_admin);
+};
+
+#endif
\ No newline at end of file
diff --git a/src/of_win.cpp b/src/of_win.cpp
new file mode 100644
index 0000000..05e3342
--- /dev/null
+++ b/src/of_win.cpp
@@ -0,0 +1,71 @@
+#include "of_win.h"
+
+constexpr auto g_VSReg = ofT("");
+constexpr auto g_EnvReg = ofT("SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment");
+
+COfWin::COfWin()
+{
+}
+
+COfWin::~COfWin()
+{
+}
+
+OfStatus COfWin::getVSInstallations(std::map<ofString, ofString>& out)
+{
+    return STA_ERROR;
+}
+
+OfStatus COfWin::appendPathVariable(const ofString& path)
+{
+    HKEY hKey;
+    if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, g_EnvReg, 0, KEY_READ | KEY_WRITE, &hKey) != ERROR_SUCCESS) {
+        return STA_CANOT_OPEN_REG;
+    }
+    DWORD bufferSize = 0;
+    if (RegQueryValueEx(hKey, "Path", nullptr, nullptr, nullptr, &bufferSize) != ERROR_SUCCESS) {
+        RegCloseKey(hKey);
+        return STA_CANOT_QUERY_REG;
+    }
+    ofString currentPath(bufferSize, ofT('\0'));
+	if (RegQueryValueEx(hKey, "Path", nullptr, nullptr, reinterpret_cast<LPBYTE>(&currentPath[0]), &bufferSize) != ERROR_SUCCESS) {
+        RegCloseKey(hKey);
+        return STA_CANOT_QUERY_REG;
+	}
+	currentPath.resize(bufferSize - 1);
+	ofString updatedPath = currentPath + ofT(";") + path;
+	if (RegSetValueEx(hKey, "Path", 0, REG_EXPAND_SZ, reinterpret_cast<const BYTE*>(updatedPath.c_str()), updatedPath.size() + 1) != ERROR_SUCCESS) {
+		RegCloseKey(hKey);
+        return STA_CANOT_SET_REG;
+	}
+	RegCloseKey(hKey);
+	SendMessageTimeout(HWND_BROADCAST, WM_SETTINGCHANGE, 0, reinterpret_cast<LPARAM>("Environment"), SMTO_ABORTIFHUNG, 5000, nullptr);
+    return STA_SUCESS;
+}
+
+OfStatus COfWin::removePathVariable(const ofString& path)
+{
+    return STA_ERROR;
+}
+
+bool COfWin::isAdminRun(bool& is_admin)
+{
+	BOOL isAdmin = FALSE;
+	HANDLE tokenHandle = nullptr;
+
+	if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &tokenHandle)) {
+		// 获取管理员组的 SID
+		SID_IDENTIFIER_AUTHORITY ntAuthority = SECURITY_NT_AUTHORITY;
+		PSID adminGroup;
+		if (AllocateAndInitializeSid(&ntAuthority, 2, SECURITY_BUILTIN_DOMAIN_RID,
+			DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0, &adminGroup)) {
+			// 检查当前令牌是否属于管理员组
+			if (!CheckTokenMembership(nullptr, adminGroup, &isAdmin)) {
+				isAdmin = FALSE;
+			}
+			FreeSid(adminGroup);
+		}
+		CloseHandle(tokenHandle);
+	}
+	return static_cast<bool>(isAdmin);
+}