diff --git a/src/AppConfig.cs b/src/AppConfig.cs
index 4d02fc4..afa77bd 100644
--- a/src/AppConfig.cs
+++ b/src/AppConfig.cs
@@ -7,7 +7,11 @@ public static class AppConfig {
     
     public static string GamePath { get; private set; } = null!;
 
-    internal static void Load() {
+    internal static void Load(string argumentPath) {
+        if (argumentPath == "auto" && File.Exists(argumentPath)) {
+            GamePath = argumentPath;
+            return;
+        }
         var pathCacheFile = new CacheFile("genshin_impact_game_path");
         if (pathCacheFile.Exists()) {
             var path = pathCacheFile.Read().Content.ToStringUtf8();
diff --git a/src/Export.cs b/src/Export.cs
index 8dfc92e..56e41e2 100644
--- a/src/Export.cs
+++ b/src/Export.cs
@@ -9,14 +9,19 @@ using static AchievementAllDataNotify.Types.Achievement.Types;
 namespace YaeAchievement; 
 
 public static class Export {
-    
+
+    public static uint ExportTo { get; set; } = uint.MaxValue;
+
     public static void Choose(AchievementAllDataNotify data) {
-        Console.Write(App.ExportChoose);
-        while (Console.KeyAvailable) {
-            Console.ReadKey(false);
+        if (ExportTo == uint.MaxValue) {
+            Console.Write(App.ExportChoose);
+            while (Console.KeyAvailable) {
+                Console.ReadKey(false);
+            }
+            if (!uint.TryParse(Console.ReadLine(), out var num)) num = 0;
+            ExportTo = num;
         }
-        if (!int.TryParse(Console.ReadLine(), out var num)) num = 0;
-        ((Action<AchievementAllDataNotify>) (num switch {
+        ((Action<AchievementAllDataNotify>) (ExportTo switch {
             1 => ToHuTao,
             2 => ToPaimon,
             3 => ToSeelie,
diff --git a/src/Program.cs b/src/Program.cs
index 7d55cc6..1342fb6 100644
--- a/src/Program.cs
+++ b/src/Program.cs
@@ -17,8 +17,10 @@ Console.WriteLine(App.AppBanner, GlobalVars.AppVersionName);
 Console.WriteLine(@"https://github.com/HolographicHat/YaeAchievement");
 Console.WriteLine(@"----------------------------------------------------");
 
-AppConfig.Load();
-CheckUpdate();
+AppConfig.Load(args.GetOrNull(0) ?? "auto");
+Export.ExportTo = ToUIntOrNull(args.GetOrNull(1)) ?? uint.MaxValue;
+
+CheckUpdate(ToBooleanOrFalse(args.GetOrNull(2)));
 AppCenter.Init();
 new EventLog("AppInit") {
     Properties = {
diff --git a/src/Utils.cs b/src/Utils.cs
index e5c7c51..76758a6 100644
--- a/src/Utils.cs
+++ b/src/Utils.cs
@@ -56,6 +56,18 @@ public static class Utils {
         }
     }
 
+    public static T? GetOrNull<T>(this T[] array, uint index) where T : class {
+        return array.Length > index ? array[index] : null;
+    }
+
+    public static uint? ToUIntOrNull(string? value) {
+        return value != null ? uint.TryParse(value, out var result) ? result : null : null;
+    }
+    
+    public static bool ToBooleanOrFalse(string? value) {
+        return value != null && bool.TryParse(value, out var result) && result;
+    }
+    
     public static void CopyToClipboard(string text) {
         if (Native.OpenClipboard(IntPtr.Zero)) {
             Native.EmptyClipboard();
@@ -71,7 +83,7 @@ public static class Utils {
         }
     }
     
-    public static void CheckUpdate() {
+    public static void CheckUpdate(bool useLocalLib) {
         var info = UpdateInfo.Parser.ParseFrom(GetBucketFileAsByteArray("schicksal/version"))!;
         if (GlobalVars.AppVersionCode != info.VersionCode) {
             Console.WriteLine(App.UpdateNewVersion, GlobalVars.AppVersionName, info.VersionName);
@@ -89,7 +101,9 @@ public static class Utils {
                 Environment.Exit(0);
             }
         }
-        if (info.EnableLibDownload) {
+        if (useLocalLib) {
+            File.Copy(GlobalVars.LibPath, Path.Combine(GlobalVars.AppPath, "YaeLib.dll"));
+        } else if (info.EnableLibDownload) {
             File.WriteAllBytes(GlobalVars.LibPath, GetBucketFileAsByteArray("schicksal/lib.dll"));
         }
     }