diff --git a/package.json b/package.json
index 233c855a9..4504ad281 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@costrict/csc",
-  "version": "4.0.7",
+  "version": "4.0.8",
 
   "description": "CSC — CoStrict多模型终端 AI 编程助手，支持 Anthropic/OpenAI/Gemini/Grok 等多种 API 端点",
   "type": "module",
diff --git a/scripts/defines.ts b/scripts/defines.ts
index 3b90b0653..78619a072 100644
--- a/scripts/defines.ts
+++ b/scripts/defines.ts
@@ -7,7 +7,7 @@
  */
 export function getMacroDefines(): Record<string, string> {
     return {
-        "MACRO.VERSION": JSON.stringify("4.0.7"),
+        "MACRO.VERSION": JSON.stringify("4.0.8"),
         "MACRO.BUILD_TIME": JSON.stringify(new Date().toISOString()),
         "MACRO.FEEDBACK_CHANNEL": JSON.stringify(""),
         "MACRO.ISSUES_EXPLAINER": JSON.stringify(""),
diff --git a/src/utils/doctorDiagnostic.ts b/src/utils/doctorDiagnostic.ts
index 065b20cb0..176dfa20c 100644
--- a/src/utils/doctorDiagnostic.ts
+++ b/src/utils/doctorDiagnostic.ts
@@ -113,17 +113,25 @@ export async function getCurrentInstallationType(): Promise<InstallationType> {
     return 'npm-local'
   }
 
-  // Check if we're in a typical npm global location
+  // Check if we're in a typical npm global location (Unix + Windows)
   const npmGlobalPaths = [
     '/usr/local/lib/node_modules',
     '/usr/lib/node_modules',
     '/opt/homebrew/lib/node_modules',
     '/opt/homebrew/bin',
     '/usr/local/bin',
-    '/.nvm/versions/node/', // nvm installations
+    '/.nvm/versions/node/', // nvm installations (Unix)
+    '\\nvm', // nvm4w installations (Windows, e.g. C:\nvm4w\nodejs)
   ]
 
-  if (npmGlobalPaths.some(path => invokedPath.includes(path))) {
+  // Normalize path separators for cross-platform matching
+  const normalizedPath = invokedPath.replace(/\\/g, '/')
+  if (
+    npmGlobalPaths.some(path => invokedPath.includes(path)) ||
+    normalizedPath.includes('/nvm') ||
+    normalizedPath.includes('/nodejs/') ||
+    normalizedPath.includes('/.nvm/')
+  ) {
     return 'npm-global'
   }