diff --git a/src/KFlearning/KFlearning.csproj b/src/KFlearning/KFlearning.csproj
index 0fd9881..d0a8933 100644
--- a/src/KFlearning/KFlearning.csproj
+++ b/src/KFlearning/KFlearning.csproj
@@ -164,12 +164,21 @@
     <PackageReference Include="Castle.Core">
       <Version>4.4.1</Version>
     </PackageReference>
+    <PackageReference Include="Castle.Core-NLog">
+      <Version>4.4.1</Version>
+    </PackageReference>
+    <PackageReference Include="Castle.LoggingFacility">
+      <Version>5.1.1</Version>
+    </PackageReference>
     <PackageReference Include="Castle.Windsor">
       <Version>5.1.1</Version>
     </PackageReference>
     <PackageReference Include="DotNetZip">
       <Version>1.15.0</Version>
     </PackageReference>
+    <PackageReference Include="NLog">
+      <Version>4.7.8</Version>
+    </PackageReference>
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\KFlearning.Control\KFlearning.Control.csproj">
diff --git a/src/KFlearning/Program.cs b/src/KFlearning/Program.cs
index f7a5e29..fc55762 100644
--- a/src/KFlearning/Program.cs
+++ b/src/KFlearning/Program.cs
@@ -11,13 +11,12 @@
 using System;
 using System.Threading;
 using System.Windows.Forms;
+using Castle.Core.Logging;
 using Castle.Windsor;
-using KFlearning.Core;
 using KFlearning.Core.Extensions;
 using KFlearning.Core.Services;
 using KFlearning.Properties;
 using KFlearning.Services;
-using KFlearning.Views;
 
 namespace KFlearning
 {
@@ -43,6 +42,7 @@ static void Main(string[] args)
                 }
 
                 // install services
+                NLog.GlobalDiagnosticsContext.Set("logDirectory", PathHelpers.GetLogPath());
                 Container.Install(new KFlearningModulesInstaller());
 
                 // find vscode
@@ -84,9 +84,13 @@ private static void Application_ApplicationExit(object sender, EventArgs e)
                     usesPersistance.Save();
                 }
             }
-            catch
+            catch (Exception ex)
             {
-                // ignore
+                Container.Resolve<ILogger>().Error("Cannot save persistance", ex);
+            }
+            finally
+            {
+                NLog.LogManager.Shutdown();
             }
 
             Container.Dispose();
diff --git a/src/KFlearning/Services/KFlearningModulesInstaller.cs b/src/KFlearning/Services/KFlearningModulesInstaller.cs
index 6b04fb1..7fa56b2 100644
--- a/src/KFlearning/Services/KFlearningModulesInstaller.cs
+++ b/src/KFlearning/Services/KFlearningModulesInstaller.cs
@@ -4,6 +4,8 @@
 using KFlearning.TemplateProvider;
 using KFlearning.Views;
 using System.Net;
+using Castle.Facilities.Logging;
+using Castle.Services.Logging.NLogIntegration;
 
 namespace KFlearning.Services
 {
@@ -11,6 +13,7 @@ public class KFlearningModulesInstaller : IWindsorInstaller
     {
         public void Install(IWindsorContainer container, IConfigurationStore store)
         {
+            container.AddFacility<LoggingFacility>(logger => logger.LogUsing<NLogFactory>());
             container.Register(
                 Component.For<WebClient>().ImplementedBy<WebClient>().LifestyleTransient(),
 
diff --git a/src/KFlearning/Services/TelemetryService.cs b/src/KFlearning/Services/TelemetryService.cs
index 1694492..416de4f 100644
--- a/src/KFlearning/Services/TelemetryService.cs
+++ b/src/KFlearning/Services/TelemetryService.cs
@@ -1,4 +1,5 @@
-using KFlearning.Core.API;
+using Castle.Core.Logging;
+using KFlearning.Core.API;
 using KFlearning.Core.Services;
 using System;
 using System.Threading.Tasks;
@@ -13,9 +14,11 @@ public class TelemetryService : ITelemetryService
     {
         private readonly ISystemInfoService _infoService;
         private readonly ITelemetryClient _telemetry;
+        private readonly ILogger _logger;
 
-        public TelemetryService(ITelemetryClient telemetry, ISystemInfoService infoService)
+        public TelemetryService(ILogger logger, ITelemetryClient telemetry, ISystemInfoService infoService)
         {
+            _logger = logger;
             _telemetry = telemetry;
             _infoService = infoService;
         }
@@ -42,9 +45,9 @@ public void Load()
                        })
                    );
             }
-            catch (Exception)
+            catch (Exception ex)
             {
-                // ignore
+                _logger.Error("Cannot post telemetry data", ex);
             }
         }