diff --git a/Admin.NET/Admin.NET.Core/Utils/ComputerUtil.cs b/Admin.NET/Admin.NET.Core/Utils/ComputerUtil.cs
index 6c6c7469..09c50657 100644
--- a/Admin.NET/Admin.NET.Core/Utils/ComputerUtil.cs
+++ b/Admin.NET/Admin.NET.Core/Utils/ComputerUtil.cs
@@ -189,8 +189,11 @@ public static class ComputerUtil
         }
         else
         {
+#if NET8_0 || NET9_0
             string output = ShellUtil.Cmd("wmic", "cpu get LoadPercentage");
-            // string output = ShellUtil.PowerShell("Get-CimInstance -ClassName Win32_Processor | Measure-Command {Start-Sleep -Seconds 1}");
+#else
+            string output = ShellUtil.PowerShell("Get-CimInstance -ClassName Win32_Processor | Measure-Command {Start-Sleep -Seconds 1}");
+#endif
             cpuRates.AddRange(output.Replace("LoadPercentage", string.Empty).Trim().Split("\r\r\n"));
         }
         return cpuRates;
@@ -205,10 +208,10 @@ public static class ComputerUtil
         string runTime = string.Empty;
         if (IsMacOS())
         {
-            //macOS 获取系统启动时间：
-            //sysctl -n kern.boottime | awk '{print $4}' | tr -d ','
-            //返回：1705379131
-            //使用date格式化即可
+            // macOS 获取系统启动时间：
+            // sysctl -n kern.boottime | awk '{print $4}' | tr -d ','
+            // 返回：1705379131
+            // 使用date格式化即可
             string output = ShellUtil.Bash("date -r $(sysctl -n kern.boottime | awk '{print $4}' | tr -d ',') +\"%Y-%m-%d %H:%M:%S\"").Trim();
             runTime = DateTimeUtil.FormatTime((DateTime.Now - output.ParseToDateTime()).TotalMilliseconds.ToString().Split('.')[0].ParseToLong());
         }
@@ -219,8 +222,11 @@ public static class ComputerUtil
         }
         else
         {
+#if NET8_0 || NET9_0
             string output = ShellUtil.Cmd("wmic", "OS get LastBootUpTime/Value");
-            // string output = ShellUtil.PowerShell("(Get-Date) - (Get-CimInstance -ClassName Win32_OperatingSystem).LastBootUpTime");
+#else
+            string output = ShellUtil.PowerShell("(Get-Date) - (Get-CimInstance -ClassName Win32_OperatingSystem).LastBootUpTime");
+#endif
             string[] outputArr = output.Split('=', (char)StringSplitOptions.RemoveEmptyEntries);
             if (outputArr.Length == 2)
                 runTime = DateTimeUtil.FormatTime((DateTime.Now - outputArr[1].Split('.')[0].ParseToDateTime()).TotalMilliseconds.ToString().Split('.')[0].ParseToLong());
@@ -331,8 +337,11 @@ public class MemoryMetricsClient
     /// <returns></returns>
     public static MemoryMetrics GetWindowsMetrics()
     {
+#if NET8_0 || NET9_0
         string output = ShellUtil.Cmd("wmic", "OS get FreePhysicalMemory,TotalVisibleMemorySize /Value");
-        // string output = ShellUtil.PowerShell("Get-CimInstance -ClassName Win32_OperatingSystem | Select FreePhysicalMemory, TotalVisibleMemorySize");
+#else
+        string output = ShellUtil.PowerShell("Get-CimInstance -ClassName Win32_OperatingSystem | Select FreePhysicalMemory, TotalVisibleMemorySize");
+#endif
         var metrics = new MemoryMetrics();
         var lines = output.Trim().Split('\n', (char)StringSplitOptions.RemoveEmptyEntries);
         if (lines.Length <= 0) return metrics;
@@ -448,7 +457,6 @@ public class ShellUtil
     public static string PowerShell(string script)
     {
 #if NET8_0 || NET9_0
-        // net 8.0 可用
         using var PowerShellInstance = System.Management.Automation.PowerShell.Create();
         PowerShellInstance.AddScript(script);
         var PSOutput = PowerShellInstance.Invoke();
@@ -459,6 +467,9 @@ public class ShellUtil
             output.AppendLine(outputItem.BaseObject.ToString());
         }
         return output.ToString();
+#else
+        return "";
+#endif
     }
 }
 
@@ -520,6 +531,7 @@ public class ShellHelper
     /// <returns></returns>
     public static string PowerShell(string script)
     {
+#if NET8_0 || NET9_0
         using var PowerShellInstance = System.Management.Automation.PowerShell.Create();
         PowerShellInstance.AddScript(script);
         var PSOutput = PowerShellInstance.Invoke();
@@ -530,5 +542,8 @@ public class ShellHelper
             output.AppendLine(outputItem.BaseObject.ToString());
         }
         return output.ToString();
+#else
+        return "";
+#endif
     }
 }
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