diff --git a/Img/docImg/chmd.png b/Img/docImg/chmd.png
new file mode 100644
index 0000000000000000000000000000000000000000..1429b03d32974aedecaf61625268b6d71258627c
Binary files /dev/null and b/Img/docImg/chmd.png differ
diff --git a/README.md b/README.md
index be7df05474af1d5291461dc028686fa9be025b39..3ec376d2da0865592baccbd23c4034b9a4ab000d 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,9 @@ SmartSQL 是一款方便、快捷的数据库文档查询、导出工具！该
 ### 🎉 五、文档截图
 
 #### 1.CHM文档
-![CHM文档](https://gitee.com/izhaofu/SmartSQL/raw/master/Img/docImg/chm.png)
+|||
+|--|--|
+|![CHM文档](https://gitee.com/izhaofu/SmartSQL/raw/master/Img/docImg/chm.png)|![CHM文档](https://gitee.com/izhaofu/SmartSQL/raw/master/Img/docImg/chmd.png)|
 
 #### 2.HTML文档
 |||
diff --git a/SmartSQL/SmartSQL/Views/ConnectManage.xaml.cs b/SmartSQL/SmartSQL/Views/ConnectManage.xaml.cs
index 49e67fb0f1c9c6e5945464344afdab3d6560f54f..21be7cdddd699663530d63fd61dd965d6e2d26a3 100644
--- a/SmartSQL/SmartSQL/Views/ConnectManage.xaml.cs
+++ b/SmartSQL/SmartSQL/Views/ConnectManage.xaml.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Linq;
@@ -148,13 +148,15 @@ namespace SmartSQL.Views
                 dbType = DbType.SqlServer;
                 connectId = Convert.ToInt32(MsSql_HidId.Text);
                 connectName = MsSql_TextConnectName.Text.Trim();
-                serverAddress = MsSql_TextServerAddress.Text.Trim();
+                serverAddress = MsSql_TextServerAddress.Text.Trim().Equals(".")
+                    ? $"."
+                    : $"{MsSql_TextServerAddress.Text.Trim()},{MsSql_TextServerPort.Value}";
                 serverPort = MsSql_TextServerPort.Value;
                 authentication = MsSql_ComboAuthentication.SelectedValue == SQLServer ? 1 : 0;
                 userName = MsSql_TextServerName.Text.Trim();
                 password = MsSql_TextServerPassword.Password.Trim();
                 defaultDataBase = (DataBase)MsSql_ComboDefaultDatabase.SelectedItem;
-                connectionString = $"server={serverAddress},{serverPort};" +
+                connectionString = $"server={serverAddress};" +
                                    $"database=master;uid={userName};" +
                                    $"pwd={password};";
             }