diff --git a/copy_libcore.bat b/copy_libcore.bat
index b1ff5d4..6f64569 100644
--- a/copy_libcore.bat
+++ b/copy_libcore.bat
@@ -29,20 +29,28 @@ echo ⚠️ 未找到 libcore.dll
 
 :install_jq
 echo 📦 安装 jq...
-powershell -Command "
-  if (!(Get-Command choco -ErrorAction SilentlyContinue)) {
-    Set-ExecutionPolicy Bypass -Scope Process -Force;
-    [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072;
-    iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1'))
-  }
-  choco install jq -y
-  $env:Path = [System.Environment]::GetEnvironmentVariable('Path','Machine') + ';' + [System.Environment]::GetEnvironmentVariable('Path','User')
-  jq --version
-"
+
+:: 创建临时 PowerShell 脚本文件
+echo if (!(Get-Command choco -ErrorAction SilentlyContinue)) { > install_jq.ps1
+echo     Set-ExecutionPolicy Bypass -Scope Process -Force; >> install_jq.ps1
+echo     [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; >> install_jq.ps1
+echo     iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1')) >> install_jq.ps1
+echo } >> install_jq.ps1
+echo choco install jq -y >> install_jq.ps1
+echo $env:Path = [System.Environment]::GetEnvironmentVariable('Path','Machine') + ';' + [System.Environment]::GetEnvironmentVariable('Path','User') >> install_jq.ps1
+echo jq --version >> install_jq.ps1
+
+:: 执行 PowerShell 脚本
+powershell -NoProfile -ExecutionPolicy Bypass -File install_jq.ps1
 if %ERRORLEVEL% neq 0 (
     echo ❌ jq 安装失败
+    del install_jq.ps1
     exit /b 1
 )
+
+:: 清理临时文件
+del install_jq.ps1
+
 echo ✅ jq 安装成功
 
 goto :verify