diff --git a/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs b/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs
index b1001a1..7f767d1 100644
--- a/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs
+++ b/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs
@@ -1,6 +1,8 @@
 //using AyCode.Core.Loggers;
 
 using AyCode.Core.Loggers;
+using AyCode.Core.Serializers.Binaries;
+using AyCode.Services.Server.SignalRs;
 using AyCode.Services.SignalRs;
 using DevExpress.AspNetCore;
 using FruitBank.Common;
@@ -17,6 +19,7 @@ using Microsoft.AspNetCore.SignalR;
 using Microsoft.AspNetCore.SignalR.Protocol;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
 using Nop.Core.Domain.Orders;
 using Nop.Core.Infrastructure;
 using Nop.Data;
@@ -36,7 +39,7 @@ using Nop.Web.Areas.Admin.Factories;
 using Nop.Web.Areas.Admin.Models.Catalog;
 using Nop.Web.Areas.Admin.Models.Orders;
 using System.Net.Http.Headers;
-using AyCode.Core.Serializers.Binaries;
+using Mango.Nop.Core.Loggers;
 
 namespace Nop.Plugin.Misc.FruitBankPlugin.Infrastructure;
 
@@ -141,6 +144,12 @@ public class PluginNopStartup : INopStartup
             options.Filters.AddService<PendingMeasurementCheckoutFilter>();
         });
 
+        //services.AddLogging(logging =>
+        //{
+        //    logging.SetMinimumLevel(Microsoft.Extensions.Logging.LogLevel.Error);
+        //    //logging.AddAcLogger(category => new Logger(category)); //Minden .net az aclogger-t használja.
+        //});
+
         services.AddSignalR(hubOptions =>
         {
             hubOptions.EnableDetailedErrors = true;
@@ -151,18 +160,19 @@ public class PluginNopStartup : INopStartup
             //hubOptions.MaximumParallelInvocationsPerClient = 1; //default: 1;
             hubOptions.StatefulReconnectBufferSize = 30_000_000; //30MB; //default: 100,000 bytes;
             //hubOptions.HandshakeTimeout = TimeSpan.FromSeconds(15); //default timeout is 15 seconds
-        });
-
-        services.AddSingleton<IHubProtocol>(sp =>
+        })
+        .AddAcBinaryProtocol(opts =>
         {
-            var binaryOptions = AcBinarySerializerOptions.Default;
-            binaryOptions.BufferWriterChunkSize = 4096;
-
-            return new AyCodeBinaryHubProtocol(binaryOptions);
+            opts.ProtocolMode = BinaryProtocolMode.AsyncSegment;
+            // Explicit AcLogger instance (name-based category, matches the previous setup).
+            // If omitted, the options extension falls back to ILogger<AcBinaryHubProtocol> from DI.
+            opts.Logger = new Logger(nameof(AyCodeBinaryHubProtocol));
+            // opts.FlushTimeout = TimeSpan.FromSeconds(10);  // default — ~65 KB chunks transfer in ≤9s even on GPRS
         });
 
-        //Vagy ha az options-t is DI-ből:
-        //hubBuilder.Services.AddSingleton<IHubProtocol>(sp => new AyCodeBinaryHubProtocol(sp.GetRequiredService<AcBinarySerializerOptions>()));
+        using var tmpSp = services.BuildServiceProvider();
+        foreach (var p in tmpSp.GetServices<IHubProtocol>())
+            Console.WriteLine($">>> HubProtocol: Name={p.Name} v{p.Version} Assembly={p.GetType().Assembly.GetName().Name}");
     }
 
     /// <summary>