diff --git a/Lagrange.Core.Test/Tests/WtLoginTest.cs b/Lagrange.Core.Test/Tests/WtLoginTest.cs
index 95a6aba..08d519c 100644
--- a/Lagrange.Core.Test/Tests/WtLoginTest.cs
+++ b/Lagrange.Core.Test/Tests/WtLoginTest.cs
@@ -36,7 +36,7 @@ public class WtLoginTest
         var qrCode = await bot.FetchQrCode();
         if (qrCode != null)
         {
-            await File.WriteAllBytesAsync("qr.png", qrCode);
+            await File.WriteAllBytesAsync("qr.png", qrCode.Value.QrCode);
             await bot.LoginByQrCode();
         }
     }
diff --git a/Lagrange.Core/Common/Interface/Api/BotExt.cs b/Lagrange.Core/Common/Interface/Api/BotExt.cs
index d1cb145..213b527 100644
--- a/Lagrange.Core/Common/Interface/Api/BotExt.cs
+++ b/Lagrange.Core/Common/Interface/Api/BotExt.cs
@@ -7,9 +7,9 @@ public static class BotExt
     /// <summary>
     /// Fetch the qrcode for QRCode Login
     /// </summary>
-    /// <returns>the byte of QRCode, usually in the form of PNG</returns>
-    public static async Task<byte[]?> FetchQrCode(this BotContext bot)
-        => await bot.ContextCollection.Business.WtExchangeLogic.FetchQrCode();
+    /// <returns>return url and qrcode image in PNG format</returns>
+    public static Task<(string Url, byte[] QrCode)?> FetchQrCode(this BotContext bot)
+        => bot.ContextCollection.Business.WtExchangeLogic.FetchQrCode();
     
     /// <summary>
     /// Use this method to login by QrCode, you should call <see cref="FetchQrCode"/> first
@@ -20,8 +20,8 @@ public static class BotExt
     /// <summary>
     /// Use this method to login by password, EasyLogin may be preformed if there is sig in <see cref="BotKeystore"/>
     /// </summary>
-    public static async Task<bool> LoginByPassword(this BotContext bot)
-        => await bot.ContextCollection.Business.WtExchangeLogic.LoginByPassword();
+    public static Task<bool> LoginByPassword(this BotContext bot)
+        => bot.ContextCollection.Business.WtExchangeLogic.LoginByPassword();
     
     /// <summary>
     /// Submit the captcha of the url given by the <see cref="EventInvoker.OnBotCaptchaEvent"/>
diff --git a/Lagrange.Core/Internal/Context/Logic/Implementation/WtExchangeLogic.cs b/Lagrange.Core/Internal/Context/Logic/Implementation/WtExchangeLogic.cs
index bfc9652..fde5b12 100644
--- a/Lagrange.Core/Internal/Context/Logic/Implementation/WtExchangeLogic.cs
+++ b/Lagrange.Core/Internal/Context/Logic/Implementation/WtExchangeLogic.cs
@@ -56,7 +56,7 @@ internal class WtExchangeLogic : LogicBase
     /// <para>1. resolve wtlogin.trans_emp CMD0x31 packet</para>
     /// <para>2. Schedule wtlogin.trans_emp CMD0x12 Task</para>
     /// </summary>
-    public async Task<byte[]?> FetchQrCode()
+    public async Task<(string, byte[])?> FetchQrCode()
     {
         Collection.Log.LogInfo(Tag, "Connecting Servers...");
         if (!await Collection.Socket.Connect()) return null;
@@ -73,7 +73,7 @@ internal class WtExchangeLogic : LogicBase
             Collection.Keystore.Session.QrUrl = @event.Url;
             
             Collection.Log.LogInfo(Tag, $"QrCode Fetched, Expiration: {@event.Expiration} seconds");
-            return @event.QrCode;
+            return (@event.Url, @event.QrCode);
         }
         return null;
     }
diff --git a/Lagrange.OneBot/LagrangeApp.cs b/Lagrange.OneBot/LagrangeApp.cs
index 1d723ec..c9e335f 100644
--- a/Lagrange.OneBot/LagrangeApp.cs
+++ b/Lagrange.OneBot/LagrangeApp.cs
@@ -72,7 +72,7 @@ public class LagrangeApp : IHost
             var qrCode = await Instance.FetchQrCode();
             if (qrCode != null)
             {
-                QrCodeHelper.Output(Instance.ContextCollection.Keystore.Session.QrUrl ?? "");
+                QrCodeHelper.Output(qrCode.Value.Url ?? "");
                 await Instance.LoginByQrCode();
             }
         }