diff --git a/.gitignore b/.gitignore
index a82d729..ec9b340 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@
 /NuGetImporterForUnity/[Bb]uilds/
 /NuGetImporterForUnity/[Ll]ogs/
 /NuGetImporterForUnity/[Mm]emoryCaptures/
+/NuGetImporterForUnity/[Uu]ser[Ss]ettings/
 /Packager/[Ll]ibrary/
 /Packager/[Tt]emp/
 /Packager/[Oo]bj/
@@ -89,4 +90,10 @@ crashlytics-build.properties
 /NuGetImporterForUnity/[Nn]u[Gg]et/
 
 /NuGetImporterForUnity/[Pp]ackages/*/
-!/NuGetImporterForUnity/[Pp]ackages/[Nn]u[Gg]et [Ii]mporter/
\ No newline at end of file
+!/NuGetImporterForUnity/[Pp]ackages/[Nn]u[Gg]et [Ii]mporter/
+
+# MacOS attribute file
+.DS_Store
+
+# VS Code meta files
+.vscode
diff --git a/NuGetImporterForUnity/Packages/NuGet Importer/Editor/DataClasses/NativePlatform.cs b/NuGetImporterForUnity/Packages/NuGet Importer/Editor/DataClasses/NativePlatform.cs
index 916abb4..fedd935 100644
--- a/NuGetImporterForUnity/Packages/NuGet Importer/Editor/DataClasses/NativePlatform.cs	
+++ b/NuGetImporterForUnity/Packages/NuGet Importer/Editor/DataClasses/NativePlatform.cs	
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Text.RegularExpressions;
 
 namespace kumaS.NuGetImporter.Editor.DataClasses
 {
@@ -54,25 +55,41 @@ public class NativePlatform
         public NativePlatform(string directoryPath)
         {
             Path = directoryPath;
-            var directoryName = System.IO.Path.GetFileName(directoryPath).ToLowerInvariant();
-            (OS, OSPriority) = GetOSInfo(directoryName);
-            Architecture = GetArchInfo(directoryName);
+            // https://learn.microsoft.com/en-us/dotnet/core/rid-catalog
+            var rid = GetRidFrom(directoryPath);
+            (OS, OSPriority) = GetOSInfo(rid);
+            Architecture = GetArchInfo(rid);
         }
 
-        private (string os, int priority) GetOSInfo(string directoryName)
+        private static string GetRidFrom(string path)
+        { // https://learn.microsoft.com/en-us/nuget/create-packages/supporting-multiple-target-frameworks#architecture-specific-folders
+            // assumes right path is like "Packages/project/runtimes/RID/native/..." or somthing
+            path = path.Replace('\\', '/'); // in case of '\'(windows)
+            var pattern = "/?runtimes/(.+?)/?";
+            var matched = Regex.Match(
+                path,
+                pattern,
+                RegexOptions.RightToLeft | // to choose last
+                RegexOptions.IgnoreCase);
+            if (!matched.Success)
+                return string.Empty; // failed to find
+            return matched.Groups[1].Value.Split('/')[0];
+        }
+
+        private (string os, int priority) GetOSInfo(string rid)
         {
-            var matchedPriority = PriorityTable.Where(table => directoryName.StartsWith(table.Item1.ToLowerInvariant()));
+            var matchedPriority = PriorityTable.Where(table => rid.StartsWith(table.Item1.ToLowerInvariant()));
             if (matchedPriority.Any())
             {
                 return matchedPriority.First();
             }
 
-            return (directoryName.Split('-')[0], int.MaxValue);
+            return (rid.Split('-')[0], int.MaxValue);
         }
 
-        private string GetArchInfo(string directoryName)
+        private string GetArchInfo(string rid)
         {
-            var matchedArch = Enum.GetNames(typeof(ArchitectureType)).Where(table => directoryName.EndsWith(table.ToLowerInvariant()));
+            var matchedArch = Enum.GetNames(typeof(ArchitectureType)).Where(table => rid.EndsWith(table.ToLowerInvariant()));
             if (matchedArch.Any())
             {
                 return matchedArch.First();
diff --git a/NuGetImporterForUnity/Packages/NuGet Importer/Editor/NuGetNativeImportSetting.cs b/NuGetImporterForUnity/Packages/NuGet Importer/Editor/NuGetNativeImportSetting.cs
index 386c3fa..de6c16b 100644
--- a/NuGetImporterForUnity/Packages/NuGet Importer/Editor/NuGetNativeImportSetting.cs	
+++ b/NuGetImporterForUnity/Packages/NuGet Importer/Editor/NuGetNativeImportSetting.cs	
@@ -127,13 +127,9 @@ string pluginPath
             BuildTarget target = BuildTarget.NoTarget;
             var architecture = "";
             var enableOnEditor = false;
-            var platformPath = pluginPath;
-            while (platformPath!.Contains("native"))
-            {
-                platformPath = Path.GetDirectoryName(platformPath);
-            }
 
-            var platform = new NativePlatform(platformPath);
+            var directoryPath = Path.GetDirectoryName(pluginPath);
+            var platform = new NativePlatform(directoryPath);
             architecture = platform.Architecture switch
             {
                 nameof(ArchitectureType.X64) => platform.OS == nameof(OSType.IOS) ? "X64" : "x86_64",