diff --git a/DownKyi.Core/BiliApi/WebClient.cs b/DownKyi.Core/BiliApi/WebClient.cs
index 520e5ef..d828c5d 100644
--- a/DownKyi.Core/BiliApi/WebClient.cs
+++ b/DownKyi.Core/BiliApi/WebClient.cs
@@ -1,5 +1,6 @@
 using Brotli;
 using DownKyi.Core.BiliApi.Login;
+using DownKyi.Core.Settings;
 using System;
 using System.Collections.Generic;
 using System.IO;
@@ -50,11 +51,7 @@ namespace DownKyi.Core.BiliApi
                 request.Method = method;
                 request.Timeout = 30 * 1000;
 
-                // MacOS Safari
-                //string safari = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_5) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.1 Safari/605.1.15";
-                // Windows 10 Chrome
-                string chrome = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36";
-                request.UserAgent = chrome;
+                request.UserAgent = SettingsManager.GetInstance().GetUserAgent();
 
                 //request.ContentType = "application/json,text/html,application/xhtml+xml,application/xml;charset=UTF-8";
                 request.Headers["accept-language"] = "zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7";
diff --git a/DownKyi.Core/Settings/Models/NetworkSettings.cs b/DownKyi.Core/Settings/Models/NetworkSettings.cs
index d745442..857952b 100644
--- a/DownKyi.Core/Settings/Models/NetworkSettings.cs
+++ b/DownKyi.Core/Settings/Models/NetworkSettings.cs
@@ -10,6 +10,7 @@ namespace DownKyi.Core.Settings.Models
         public AllowStatus IsLiftingOfRegion { get; set; } = AllowStatus.NONE;
 
         public AllowStatus UseSSL { get; set; } = AllowStatus.NONE;
+        public string UserAgent { get; set; } = string.Empty;
 
         public Downloader Downloader { get; set; } = Downloader.NOT_SET;
         public int MaxCurrentDownloads { get; set; } = -1;
diff --git a/DownKyi.Core/Settings/SettingsManager.Network.cs b/DownKyi.Core/Settings/SettingsManager.Network.cs
index 2e2a468..4e9d04e 100644
--- a/DownKyi.Core/Settings/SettingsManager.Network.cs
+++ b/DownKyi.Core/Settings/SettingsManager.Network.cs
@@ -10,6 +10,9 @@ namespace DownKyi.Core.Settings
         // 启用https
         private readonly AllowStatus useSSL = AllowStatus.YES;
 
+        // UserAgent
+        private readonly string userAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36";
+
         // 下载器
         private readonly Downloader downloader = Downloader.ARIA;
 
@@ -21,7 +24,7 @@ namespace DownKyi.Core.Settings
 
         // HttpProxy代理
         private readonly AllowStatus isHttpProxy = AllowStatus.NO;
-        private readonly string httpProxy = "";
+        private readonly string httpProxy = string.Empty;
         private readonly int httpProxyListenPort = 0;
 
         // Aria服务器token
@@ -50,7 +53,7 @@ namespace DownKyi.Core.Settings
 
         // Aria HttpProxy代理
         private readonly AllowStatus isAriaHttpProxy = AllowStatus.NO;
-        private readonly string ariaHttpProxy = "";
+        private readonly string ariaHttpProxy = string.Empty;
         private readonly int ariaHttpProxyListenPort = 0;
 
         /// <summary>
@@ -107,6 +110,33 @@ namespace DownKyi.Core.Settings
             return SetSettings();
         }
 
+        /// <summary>
+        /// 获取UserAgent
+        /// </summary>
+        /// <returns></returns>
+        public string GetUserAgent()
+        {
+            appSettings = GetSettings();
+            if (appSettings.Network.UserAgent == string.Empty)
+            {
+                // 第一次获取，先设置默认值
+                SetUserAgent(userAgent);
+                return userAgent;
+            }
+            return appSettings.Network.UserAgent;
+        }
+
+        /// <summary>
+        /// 设置UserAgent
+        /// </summary>
+        /// <param name="userAgent"></param>
+        /// <returns></returns>
+        public bool SetUserAgent(string userAgent)
+        {
+            appSettings.Network.UserAgent = userAgent;
+            return SetSettings();
+        }
+
         /// <summary>
         /// 获取下载器
         /// </summary>
diff --git a/DownKyi/Languages/Default.xaml b/DownKyi/Languages/Default.xaml
index d7aff13..f00384d 100644
--- a/DownKyi/Languages/Default.xaml
+++ b/DownKyi/Languages/Default.xaml
@@ -196,6 +196,7 @@
 
     <system:String x:Key="Network">网络</system:String>
     <system:String x:Key="UseSSL">启用https（若下载器提示SSL错误，则关闭此项）</system:String>
+    <system:String x:Key="UserAgent">UserAgent：</system:String>
     <system:String x:Key="SelectDownloader">选择下载器（重启生效）：</system:String>
     <system:String x:Key="BuiltinDownloader">内建下载器（测试）</system:String>
     <system:String x:Key="Aria2cDownloader">Aria2下载器</system:String>
diff --git a/DownKyi/Services/Download/AriaDownloadService.cs b/DownKyi/Services/Download/AriaDownloadService.cs
index d2954a7..bcfb703 100644
--- a/DownKyi/Services/Download/AriaDownloadService.cs
+++ b/DownKyi/Services/Download/AriaDownloadService.cs
@@ -315,7 +315,7 @@ namespace DownKyi.Services.Download
                 $"Cookie: {LoginHelper.GetLoginInfoCookiesString()}",
                 $"Origin: https://www.bilibili.com",
                 $"Referer: https://www.bilibili.com",
-                $"User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36"
+                $"User-Agent: {SettingsManager.GetInstance().GetUserAgent()}"
             };
 
             AriaConfig config = new AriaConfig()
@@ -419,7 +419,7 @@ namespace DownKyi.Services.Download
                     Out = localFileName,
                     //Header = $"cookie: {LoginHelper.GetLoginInfoCookiesString()}\nreferer: https://www.bilibili.com",
                     //UseHead = "true",
-                    UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.54 Safari/537.36",
+                    UserAgent = SettingsManager.GetInstance().GetUserAgent(),
                 };
 
                 // 如果设置了代理，则增加HttpProxy
diff --git a/DownKyi/Services/Download/BuiltinDownloadService.cs b/DownKyi/Services/Download/BuiltinDownloadService.cs
index 65eb72f..44b7035 100644
--- a/DownKyi/Services/Download/BuiltinDownloadService.cs
+++ b/DownKyi/Services/Download/BuiltinDownloadService.cs
@@ -301,7 +301,7 @@ namespace DownKyi.Services.Download
                 mtd.Configure(req =>
                 {
                     req.CookieContainer = LoginHelper.GetLoginInfoCookies();
-                    req.UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36";
+                    req.UserAgent = SettingsManager.GetInstance().GetUserAgent();
                     req.Referer = "https://www.bilibili.com";
                     req.Headers.Add("Origin", "https://www.bilibili.com");
 
diff --git a/DownKyi/Services/Download/CustomAriaDownloadService.cs b/DownKyi/Services/Download/CustomAriaDownloadService.cs
index 5dbf0c4..43fea1d 100644
--- a/DownKyi/Services/Download/CustomAriaDownloadService.cs
+++ b/DownKyi/Services/Download/CustomAriaDownloadService.cs
@@ -347,7 +347,7 @@ namespace DownKyi.Services.Download
                     Out = localFileName,
                     //Header = $"cookie: {LoginHelper.GetLoginInfoCookiesString()}\nreferer: https://www.bilibili.com",
                     //UseHead = "true",
-                    UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.54 Safari/537.36",
+                    UserAgent = SettingsManager.GetInstance().GetUserAgent(),
                 };
 
                 //// 如果设置了代理，则增加HttpProxy
diff --git a/DownKyi/ViewModels/Settings/ViewNetworkViewModel.cs b/DownKyi/ViewModels/Settings/ViewNetworkViewModel.cs
index 98c40c3..eba6594 100644
--- a/DownKyi/ViewModels/Settings/ViewNetworkViewModel.cs
+++ b/DownKyi/ViewModels/Settings/ViewNetworkViewModel.cs
@@ -27,6 +27,13 @@ namespace DownKyi.ViewModels.Settings
             set => SetProperty(ref useSSL, value);
         }
 
+        private string userAgent;
+        public string UserAgent
+        {
+            get => userAgent;
+            set => SetProperty(ref userAgent, value);
+        }
+
         private bool builtin;
         public bool Builtin
         {
@@ -268,6 +275,9 @@ namespace DownKyi.ViewModels.Settings
             AllowStatus useSSL = SettingsManager.GetInstance().UseSSL();
             UseSSL = useSSL == AllowStatus.YES;
 
+            // UserAgent
+            UserAgent = SettingsManager.GetInstance().GetUserAgent();
+
             // 选择下载器
             var downloader = SettingsManager.GetInstance().GetDownloader();
             switch (downloader)
@@ -360,6 +370,19 @@ namespace DownKyi.ViewModels.Settings
             PublishTip(isSucceed);
         }
 
+        // 设置UserAgent事件
+        private DelegateCommand userAgentCommand;
+        public DelegateCommand UserAgentCommand => userAgentCommand ?? (userAgentCommand = new DelegateCommand(ExecuteUserAgentCommand));
+
+        /// <summary>
+        /// 设置UserAgent事件
+        /// </summary>
+        private void ExecuteUserAgentCommand()
+        {
+            bool isSucceed = SettingsManager.GetInstance().SetUserAgent(UserAgent);
+            PublishTip(isSucceed);
+        }
+
         // 下载器选择事件
         private DelegateCommand<string> selectDownloaderCommand;
         public DelegateCommand<string> SelectDownloaderCommand => selectDownloaderCommand ?? (selectDownloaderCommand = new DelegateCommand<string>(ExecuteSelectDownloaderCommand));
diff --git a/DownKyi/Views/Settings/ViewNetwork.xaml b/DownKyi/Views/Settings/ViewNetwork.xaml
index 884df8e..543e70f 100644
--- a/DownKyi/Views/Settings/ViewNetwork.xaml
+++ b/DownKyi/Views/Settings/ViewNetwork.xaml
@@ -28,6 +28,26 @@
                 IsChecked="{Binding UseSSL, Mode=TwoWay}"
                 Style="{StaticResource CheckBoxStyle}" />
 
+            <TextBlock
+                Margin="0,20,0,0"
+                FontSize="12"
+                Foreground="{DynamicResource BrushTextDark}"
+                Text="{DynamicResource UserAgent}" />
+
+            <TextBox
+                Name="nameUserAgent"
+                Height="20"
+                Margin="0,10,0,0"
+                HorizontalAlignment="Stretch"
+                Text="{Binding UserAgent}">
+                <TextBox.InputBindings>
+                    <KeyBinding
+                        Key="Enter"
+                        Command="{Binding UserAgentCommand}"
+                        CommandParameter="{Binding ElementName=nameUserAgent, Path=Text}" />
+                </TextBox.InputBindings>
+            </TextBox>
+
             <StackPanel Margin="0,20,0,0" Orientation="Vertical">
                 <TextBlock
                     FontSize="12"