diff --git a/AsbCloudApp/Exceptions/ArgumentsInvalidException.cs b/AsbCloudApp/Exceptions/ArgumentsInvalidException.cs
index afc38b03..7c1b7d83 100644
--- a/AsbCloudApp/Exceptions/ArgumentsInvalidException.cs
+++ b/AsbCloudApp/Exceptions/ArgumentsInvalidException.cs
@@ -4,18 +4,18 @@ using AsbCloudApp.Exceptions.Interfaces;
 namespace AsbCloudApp.Exceptions;
 
 /// <summary>
-/// ���������� ��� ���������� ���������� ����������
+/// Исключение для нескольких невалидных агрументов
 /// </summary>
 public class ArgumentsInvalidException : Exception,
     IHasValidation
 {
     /// <summary>
-    /// ����� ����������
+    /// Имена параметров
     /// </summary>
     public string[] ParamNames { get; } = Array.Empty<string>();
 
     /// <summary>
-    /// ����������� ����������
+    /// Контсруктор исключения
     /// </summary>
     /// <param name="message"></param>
     /// <param name="paramNames"></param>
@@ -26,14 +26,14 @@ public class ArgumentsInvalidException : Exception,
     }
     
     /// <summary>
-    /// �������������� � ������ ���������
+    /// преобразование в объект валидации
     /// </summary>
     /// <returns></returns>
     public object ToValidationErrorObject()
         => MakeValidationError(ParamNames, Message);
     
     /// <summary>
-    /// ������� ������� ���������
+    /// фабрика объекта валидации
     /// </summary>
     /// <param name="paramName"></param>
     /// <param name="errors"></param>
diff --git a/AsbCloudApp/Exceptions/Interfaces/IHasValidation.cs b/AsbCloudApp/Exceptions/Interfaces/IHasValidation.cs
index c4759b1b..6b70ed79 100644
--- a/AsbCloudApp/Exceptions/Interfaces/IHasValidation.cs
+++ b/AsbCloudApp/Exceptions/Interfaces/IHasValidation.cs
@@ -1,12 +1,12 @@
 namespace AsbCloudApp.Exceptions.Interfaces;
 
 /// <summary>
-/// ��������� ������ ��� ����������
+/// Интерфейс конвертации исключений
 /// </summary>
 public interface IHasValidation
 {
     /// <summary>
-    /// �������������� � ������ ���������
+    /// Интерфейс конвертации исключений
     /// </summary>
     /// <returns></returns>
     object ToValidationErrorObject();
diff --git a/AsbCloudWebApi.Tests/ServicesTests/HelpPageServiceTest.cs b/AsbCloudWebApi.Tests/ServicesTests/HelpPageServiceTest.cs
index 83fcf51c..3dbbb12f 100644
--- a/AsbCloudWebApi.Tests/ServicesTests/HelpPageServiceTest.cs
+++ b/AsbCloudWebApi.Tests/ServicesTests/HelpPageServiceTest.cs
@@ -24,7 +24,7 @@ public class HelpPageServiceTest
         {
             Id = 123,
             IdCategory = 20000,
-            Name = "�������1.pdf",
+            Name = "Справка1.pdf",
             Size = 54000,
             UrlPage = "test"
         },
@@ -32,7 +32,7 @@ public class HelpPageServiceTest
         {
             Id = 134,
             IdCategory = 20000,
-            Name = "�������2.pdf",
+            Name = "Справка2.pdf",
             Size = 51000,
             UrlPage = "test1"
         },
@@ -40,7 +40,7 @@ public class HelpPageServiceTest
         {
             Id = 178,
             IdCategory = 10000,
-            Name = "�������3.pdf",
+            Name = "Справка3.pdf",
             Size = 49000,
             UrlPage = "test2"
         }
@@ -122,12 +122,12 @@ public class HelpPageServiceTest
             Id = 123,
             IdCategory = 134,
             UrlPage = "test",
-            Name = "�������.pdf",
+            Name = "Справка.pdf",
             Size = 54000
         };
         
         int newIdCategory = 451;
-        string newFileName = "����� �������.pdf";
+        string newFileName = "Новая справка.pdf";
         MemoryStream newFileStream = new MemoryStream(Array.Empty<byte>());
         
         //act