diff --git a/Properties/AssemblyInfo.cs b/Properties/AssemblyInfo.cs
index 3bbe18c..35b6dc7 100644
--- a/Properties/AssemblyInfo.cs
+++ b/Properties/AssemblyInfo.cs
@@ -39,5 +39,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.2.3.6")]
-[assembly: AssemblyFileVersion("1.2.3.6")]
+[assembly: AssemblyVersion("1.2.3.7")]
+[assembly: AssemblyFileVersion("1.2.3.7")]
diff --git a/Utilities/Log.cs b/Utilities/Log.cs
index 0ee8c94..88a5091 100644
--- a/Utilities/Log.cs
+++ b/Utilities/Log.cs
@@ -16,13 +16,31 @@ namespace SystemTrayMenu.Utilities
 
     internal static class Log
     {
+        private const string LogfileLastExtension = "_last";
         private static readonly Logger LogValue = new(string.Empty);
         private static readonly List<string> Warnings = new();
         private static readonly List<string> Infos = new();
 
         internal static void Initialize()
         {
-            Logger.Start(new FileInfo(GetLogFilePath()));
+            string fileNamePath = GetLogFilePath();
+            FileInfo fileInfo = new FileInfo(fileNamePath);
+            if (fileInfo.Length > 2000000)
+            {
+                string fileNamePathLast = GetLogFilePath(LogfileLastExtension);
+
+                try
+                {
+                    File.Delete(fileNamePathLast);
+                    File.Move(fileNamePath, fileNamePathLast);
+                }
+                catch (Exception ex)
+                {
+                    Log.Warn($"Can not clear logfile:'{fileNamePathLast}'", ex);
+                }
+            }
+
+            Logger.Start(fileInfo);
         }
 
         internal static void Info(string message)
@@ -50,18 +68,24 @@ namespace SystemTrayMenu.Utilities
                 $"{ex}");
         }
 
-        internal static string GetLogFilePath()
+        internal static string GetLogFilePath(string backup = "")
         {
             return Path.Combine(
                 Path.Combine(
                 Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
                 $"SystemTrayMenu"),
-                $"log-{Environment.MachineName}.txt");
+                $"log-{Environment.MachineName}{backup}.txt");
         }
 
         internal static void OpenLogFile()
         {
             ProcessStart(GetLogFilePath());
+
+            string lastLogfile = GetLogFilePath(LogfileLastExtension);
+            if (File.Exists(lastLogfile))
+            {
+                ProcessStart(lastLogfile);
+            }
         }
 
         internal static void WriteApplicationRuns()