diff --git a/src/admin/Bootstrap.Admin/Models/ModelBase.cs b/src/admin/Bootstrap.Admin/Models/ModelBase.cs
index 022d7ba9..cb445d5f 100644
--- a/src/admin/Bootstrap.Admin/Models/ModelBase.cs
+++ b/src/admin/Bootstrap.Admin/Models/ModelBase.cs
@@ -22,6 +22,8 @@ namespace Bootstrap.Admin.Models
             AllowOAuth = DictHelper.RetrieveOAuthLogin();
             ShowMobile = AllowMobile ? "" : "mobile";
             ShowOAuth = AllowOAuth ? "" : "oauth";
+            LockScreenPeriod = DictHelper.RetrieveAutoLockScreenPeriod();
+            EnableAutoLockScreen = DictHelper.RetrieveAutoLockScreen();
         }
 
         /// <summary>
@@ -73,5 +75,15 @@ namespace Bootstrap.Admin.Models
         /// 获得 是否允许第三方 OAuth 认证登录
         /// </summary>
         public string ShowOAuth { get; }
+
+        /// <summary>
+        /// 获得 自动锁屏时长 默认 1 分钟 字典表中配置
+        /// </summary>
+        public int LockScreenPeriod { get; }
+
+        /// <summary>
+        /// 获得 自动锁屏功能是否自动开启 默认关闭
+        /// </summary>
+        public bool EnableAutoLockScreen { get; }
     }
 }
diff --git a/src/admin/Bootstrap.Admin/Models/SettingsModel.cs b/src/admin/Bootstrap.Admin/Models/SettingsModel.cs
index 544c86be..8d685ffc 100644
--- a/src/admin/Bootstrap.Admin/Models/SettingsModel.cs
+++ b/src/admin/Bootstrap.Admin/Models/SettingsModel.cs
@@ -17,11 +17,17 @@ namespace Bootstrap.Admin.Models
         public SettingsModel(ControllerBase controller) : base(controller)
         {
             Themes = DictHelper.RetrieveThemes();
+            AutoLockScreen = EnableAutoLockScreen ? "" : "lockScreen";
         }
 
         /// <summary>
         /// 获得 系统配置的所有样式表
         /// </summary>
         public IEnumerable<BootstrapDict> Themes { get; }
+
+        /// <summary>
+        /// 获得 是否开启自动锁屏
+        /// </summary>
+        public string AutoLockScreen { get; }
     }
 }
diff --git a/src/admin/Bootstrap.Admin/Views/Admin/Settings.cshtml b/src/admin/Bootstrap.Admin/Views/Admin/Settings.cshtml
index fb4097f0..0351ff7c 100644
--- a/src/admin/Bootstrap.Admin/Views/Admin/Settings.cshtml
+++ b/src/admin/Bootstrap.Admin/Views/Admin/Settings.cshtml
@@ -95,7 +95,7 @@
                 </div>
             </div>
         </div>
-        <div class="modal-footer">
+        <div class="modal-footer text-right">
             <button data-method="UISettings" class="btn btn-secondary" type="button"><i class="fa fa-save"></i><span>保存</span></button>
         </div>
     </div>
@@ -115,11 +115,31 @@
                 </div>
             </div>
         </div>
-        <div class="modal-footer">
+        <div class="modal-footer text-right">
             <button data-method="LoginSettings" class="btn btn-secondary" type="button"><i class="fa fa-save"></i><span>保存</span></button>
         </div>
     </div>
 </div>
+<div class="card">
+    <div class="card-header">自动锁屏设置</div>
+    <div class="card-body">
+        <div class="form-inline">
+            <div class="row">
+                <div class="form-group col-6">
+                    <label class="control-label" for="lockScreen">自动锁屏</label>
+                    <input id="lockScreen" hidden type="checkbox" data-default-val="@Model.AutoLockScreen" data-toggle="toggle" data-width="120" data-onstyle="success" data-on="开启" data-off="关闭" />
+                </div>
+                <div class="form-group col-6">
+                    <label class="control-label" for="lockPeriod">时长间隔(秒)</label>
+                    <input id="lockPeriod" type="number" class="form-control" min="30" value="@Model.LockScreenPeriod" />
+                </div>
+            </div>
+        </div>
+        <div class="modal-footer text-right">
+            <button data-method="saveAutoLock" class="btn btn-secondary" type="button"><i class="fa fa-save"></i><span>保存</span></button>
+        </div>
+    </div>
+</div>
 <div class="card">
     <div class="card-header">
         <div class="d-flex align-items-center">
diff --git a/src/admin/Bootstrap.Admin/Views/Shared/_Admin.cshtml b/src/admin/Bootstrap.Admin/Views/Shared/_Admin.cshtml
index 7692df58..3c880ea1 100644
--- a/src/admin/Bootstrap.Admin/Views/Shared/_Admin.cshtml
+++ b/src/admin/Bootstrap.Admin/Views/Shared/_Admin.cshtml
@@ -37,6 +37,7 @@
 }
 @await Html.PartialAsync("Navigator")
 <section id="main-content" class="main-content @Model.ShowCardTitle">
+    <input id="lockScreenPeriod" type="hidden" asp-condition="@Model.EnableAutoLockScreen" value="@Model.LockScreenPeriod" />
     <div class="main-header">
         <ol class="breadcrumb">
             <li class="breadcrumb-item"><a href="~/Admin/Index"><i class="fa fa-home"></i>首页</a></li>
diff --git a/src/admin/Bootstrap.Admin/wwwroot/js/common-scripts.js b/src/admin/Bootstrap.Admin/wwwroot/js/common-scripts.js
index af03f1f3..fc32fd04 100644
--- a/src/admin/Bootstrap.Admin/wwwroot/js/common-scripts.js
+++ b/src/admin/Bootstrap.Admin/wwwroot/js/common-scripts.js
@@ -167,6 +167,32 @@
 })(jQuery);
 
 $(function () {
+    // 自动锁屏功能
+    var mousePosition = { screenX: 0, screenY: 0 };
+    var count = 1;
+    var lockScreenPeriod = Number.parseInt($('#lockScreenPeriod').val());
+    if (typeof lockScreenPeriod === 'number' && !isNaN(lockScreenPeriod)) {
+        var traceMouseOrKey = window.setInterval(function () {
+            $(document).off('mousemove').one('mousemove', function (e) {
+                if (mousePosition.screenX !== e.screenX || mousePosition.screenY !== e.screenY) {
+                    mousePosition.screenX = e.screenX;
+                    mousePosition.screenY = e.screenY;
+
+                    // 计数器归零
+                    count = 1;
+                    return;
+                }
+            });
+        }, 2000);
+        var lockHandler = window.setInterval(function () {
+            if (count++ * 5 > lockScreenPeriod) {
+                window.clearInterval(lockHandler);
+                window.clearInterval(traceMouseOrKey);
+                this.location.href = $.formatUrl("Account/Lock");
+            }
+        }, 5000);
+    }
+
     var $sideMenu = $(".sidebar ul");
 
     // breadcrumb
diff --git a/src/admin/Bootstrap.Admin/wwwroot/js/settings.js b/src/admin/Bootstrap.Admin/wwwroot/js/settings.js
index 7b953590..29310d6e 100644
--- a/src/admin/Bootstrap.Admin/wwwroot/js/settings.js
+++ b/src/admin/Bootstrap.Admin/wwwroot/js/settings.js
@@ -52,6 +52,20 @@ $(function () {
                     }
                 });
                 break;
+            case 'saveAutoLock':
+                var autoLock = $('#lockScreen').prop('checked') ? "1" : "0";
+                $.bc({
+                    url: Settings.url, data: { name: '自动锁屏', code: autoLock, category: '网站设置' }, method: "post"
+                });
+                $.bc({
+                    url: Settings.url, data: { name: '自动锁屏时长', code: $('#lockPeriod').val(), category: '网站设置' }, title: '保存自动锁屏设置', method: "post",
+                    callback: function (result) {
+                        if (result) {
+                            window.setTimeout(function () { window.location.reload(true); }, 1000);
+                        }
+                    }
+                });
+                break;
         }
     });
 
diff --git a/src/admin/Bootstrap.DataAccess/Dict.cs b/src/admin/Bootstrap.DataAccess/Dict.cs
index c9035061..a28b9e27 100644
--- a/src/admin/Bootstrap.DataAccess/Dict.cs
+++ b/src/admin/Bootstrap.DataAccess/Dict.cs
@@ -222,5 +222,17 @@ namespace Bootstrap.DataAccess
         /// </summary>
         /// <returns></returns>
         public bool RetrieveOAuthLogin() => (DictHelper.RetrieveDicts().FirstOrDefault(d => d.Category == "网站设置" && d.Name == "OAuth 认证登录" && d.Define == 0)?.Code ?? "1") == "1";
+
+        /// <summary>
+        /// 获得自动锁屏时长 默认 30 秒
+        /// </summary>
+        /// <returns></returns>
+        public int RetrieveAutoLockScreenPeriod() => LgbConvert.ReadValue(DictHelper.RetrieveDicts().FirstOrDefault(d => d.Category == "网站设置" && d.Name == "自动锁屏时长" && d.Define == 0)?.Code, 30);
+
+        /// <summary>
+        /// 获得自动锁屏是否开启 默认关闭
+        /// </summary>
+        /// <returns></returns>
+        public bool RetrieveAutoLockScreen() => (DictHelper.RetrieveDicts().FirstOrDefault(d => d.Category == "网站设置" && d.Name == "自动锁屏" && d.Define == 0)?.Code ?? "0") == "1";
     }
 }
diff --git a/src/admin/Bootstrap.DataAccess/Helper/DictHelper.cs b/src/admin/Bootstrap.DataAccess/Helper/DictHelper.cs
index 9f0e6f0a..ca3e2465 100644
--- a/src/admin/Bootstrap.DataAccess/Helper/DictHelper.cs
+++ b/src/admin/Bootstrap.DataAccess/Helper/DictHelper.cs
@@ -222,5 +222,17 @@ namespace Bootstrap.DataAccess
         /// </summary>
         /// <returns></returns>
         public static bool RetrieveOAuthLogin() => DbContextManager.Create<Dict>()?.RetrieveOAuthLogin() ?? false;
+
+        /// <summary>
+        /// 获得自动锁屏时长 默认 30 秒
+        /// </summary>
+        /// <returns></returns>
+        public static int RetrieveAutoLockScreenPeriod() => DbContextManager.Create<Dict>()?.RetrieveAutoLockScreenPeriod() ?? 30;
+
+        /// <summary>
+        /// 获得自动锁屏 默认关闭
+        /// </summary>
+        /// <returns></returns>
+        public static bool RetrieveAutoLockScreen() => DbContextManager.Create<Dict>()?.RetrieveAutoLockScreen() ?? false;
     }
 }