diff --git a/app/Http/Controllers/Api/SystemController.php b/app/Http/Controllers/Api/SystemController.php
index dee3c7fd8..99c9ea348 100755
--- a/app/Http/Controllers/Api/SystemController.php
+++ b/app/Http/Controllers/Api/SystemController.php
@@ -28,7 +28,7 @@ class SystemController extends AbstractController
      * @apiParam {String} type
      * - get: 获取（默认）
      * - all: 获取所有（需要管理员权限）
-     * - save: 保存设置（参数：['reg', 'reg_invite', 'login_code', 'password_policy', 'project_invite', 'chat_nickname', 'auto_archived', 'archived_day', 'start_home', 'home_footer']）
+     * - save: 保存设置（参数：['reg', 'reg_invite', 'login_code', 'password_policy', 'project_invite', 'chat_nickname', 'auto_archived', 'archived_day', 'all_group_mute', 'start_home', 'home_footer']）
 
      * @apiSuccess {Number} ret     返回状态码（1正确、0错误）
      * @apiSuccess {String} msg     返回信息（错误描述）
@@ -53,6 +53,7 @@ class SystemController extends AbstractController
                     'chat_nickname',
                     'auto_archived',
                     'archived_day',
+                    'all_group_mute',
                     'start_home',
                     'home_footer'
                 ])) {
@@ -86,6 +87,7 @@ class SystemController extends AbstractController
         $setting['chat_nickname'] = $setting['chat_nickname'] ?: 'optional';
         $setting['auto_archived'] = $setting['auto_archived'] ?: 'close';
         $setting['archived_day'] = floatval($setting['archived_day']) ?: 7;
+        $setting['all_group_mute'] = $setting['all_group_mute'] ?: 'open';
         $setting['start_home'] = $setting['start_home'] ?: 'close';
         //
         return Base::retSuccess('success', $setting ?: json_decode('{}'));
diff --git a/app/Http/Controllers/Api/UsersController.php b/app/Http/Controllers/Api/UsersController.php
index fc9782bf0..3f2fa84c0 100755
--- a/app/Http/Controllers/Api/UsersController.php
+++ b/app/Http/Controllers/Api/UsersController.php
@@ -666,7 +666,7 @@ class UsersController extends AbstractController
             }
         }
         if ($upArray) {
-            AbstractModel::transaction(function() use ($type, $upArray, $userInfo, $transferUser) {
+            AbstractModel::transaction(function() use ($user, $type, $upArray, $userInfo, $transferUser) {
                 $userInfo->updateInstance($upArray);
                 $userInfo->save();
                 if ($type === 'setdisable') {
@@ -676,6 +676,13 @@ class UsersController extends AbstractController
                     ]);
                     $userTransfer->save();
                     $userTransfer->start();
+                    // 离职移出全员群组
+                    $dialog = WebSocketDialog::whereGroupType('all')->orderByDesc('id')->first();
+                    $dialog?->exitGroup($userInfo->userid, 'remove');
+                } elseif ($type === 'cleardisable') {
+                    // 取消离职重新加入全员群组
+                    $dialog = WebSocketDialog::whereGroupType('all')->orderByDesc('id')->first();
+                    $dialog?->joinGroup($userInfo->userid, $user->userid);
                 }
             });
         }
diff --git a/app/Models/User.php b/app/Models/User.php
index cc80e0edd..f550fabff 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -230,7 +230,11 @@ class User extends AbstractModel
         $user = User::createInstance($inArray);
         $user->az = Base::getFirstCharter($user->nickname);
         $user->pinyin = Base::cn2pinyin($user->nickname);
-        $user->save();
+        if ($user->save()) {
+            // 加入全员群组
+            $dialog = WebSocketDialog::whereGroupType('all')->orderByDesc('id')->first();
+            $dialog?->joinGroup($user->userid, 0);
+        }
         return $user->find($user->userid);
     }
 
diff --git a/app/Models/WebSocketDialog.php b/app/Models/WebSocketDialog.php
index f8f596bbe..2accb67af 100644
--- a/app/Models/WebSocketDialog.php
+++ b/app/Models/WebSocketDialog.php
@@ -3,6 +3,7 @@
 namespace App\Models;
 
 use App\Exceptions\ApiException;
+use App\Module\Base;
 use App\Tasks\PushTask;
 use Carbon\Carbon;
 use Hhxsv5\LaravelS\Swoole\Task\Task;
@@ -116,6 +117,9 @@ class WebSocketDialog extends AbstractModel
                         $this->name = '[Delete]';
                         $this->dialog_delete = 1;
                     }
+                } elseif ($this->group_type === 'all') {
+                    $this->name = Base::Lang('全体成员');
+                    $this->all_group_mute = Base::settingFind('system', 'all_group_mute');
                 }
                 break;
         }
@@ -249,6 +253,26 @@ class WebSocketDialog extends AbstractModel
         }
     }
 
+    /**
+     * 检查禁言
+     * @param $userid
+     * @return void
+     */
+    public function checkMute($userid)
+    {
+        if ($this->group_type === 'all') {
+            $allGroupMute = Base::settingFind('system', 'all_group_mute');
+            switch ($allGroupMute) {
+                case 'all':
+                    throw new ApiException('当前会话全员禁言');
+                case 'user':
+                    if (!User::find($userid)?->isAdmin()) {
+                        throw new ApiException('当前会话禁言');
+                    }
+            }
+        }
+    }
+
     /**
      * 获取群组名称
      * @return mixed|string|null
@@ -350,7 +374,7 @@ class WebSocketDialog extends AbstractModel
                 'name' => $name ?: '',
                 'group_type' => $group_type,
                 'owner_id' => $owner_id,
-                'last_at' => $group_type === 'user' ? Carbon::now() : null,
+                'last_at' => in_array($group_type, ['user', 'all']) ? Carbon::now() : null,
             ]);
             $dialog->save();
             foreach (is_array($userid) ? $userid : [$userid] as $value) {
@@ -358,7 +382,7 @@ class WebSocketDialog extends AbstractModel
                     WebSocketDialogUser::createInstance([
                         'dialog_id' => $dialog->id,
                         'userid' => $value,
-                        'important' => $group_type != 'user'
+                        'important' => !in_array($group_type, ['user', 'all'])
                     ])->save();
                 }
             }
diff --git a/app/Models/WebSocketDialogMsg.php b/app/Models/WebSocketDialogMsg.php
index d6ac02d2e..4d73b9ba3 100644
--- a/app/Models/WebSocketDialogMsg.php
+++ b/app/Models/WebSocketDialogMsg.php
@@ -553,6 +553,7 @@ class WebSocketDialogMsg extends AbstractModel
         if (empty($dialog)) {
             throw new ApiException('获取会话失败');
         }
+        $dialog->checkMute($sender);
         //
         if ($update_id) {
             // 修改
diff --git a/database/migrations/2022_07_04_144546_generate_web_socket_dialogs_all_group.php b/database/migrations/2022_07_04_144546_generate_web_socket_dialogs_all_group.php
new file mode 100644
index 000000000..9393ff8d0
--- /dev/null
+++ b/database/migrations/2022_07_04_144546_generate_web_socket_dialogs_all_group.php
@@ -0,0 +1,31 @@
+<?php
+
+use App\Models\User;
+use App\Models\WebSocketDialog;
+use Illuminate\Database\Migrations\Migration;
+
+class GenerateWebSocketDialogsAllGroup extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        if (!WebSocketDialog::whereGroupType('all')->exists()) {
+            $userids = User::whereNull('disable_at')->pluck('userid')->toArray();
+            WebSocketDialog::createGroup(null, $userids, 'all');
+        }
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+
+    }
+}
diff --git a/resources/assets/js/pages/manage/components/DialogGroupInfo.vue b/resources/assets/js/pages/manage/components/DialogGroupInfo.vue
index effae34b6..40c48bcd2 100644
--- a/resources/assets/js/pages/manage/components/DialogGroupInfo.vue
+++ b/resources/assets/js/pages/manage/components/DialogGroupInfo.vue
@@ -30,7 +30,7 @@
             </ul>
         </div>
 
-        <div class="group-info-button">
+        <div v-if="dialogData.group_type !== 'all'" class="group-info-button">
             <Button v-if="dialogData.owner_id == userId || dialogData.owner_id == 0" @click="openAdd" type="primary">{{ $L("添加成员") }}</Button>
             <Button v-if="dialogData.owner_id == userId" @click="onDisband" type="error" ghost>{{ $L("解散群组") }}</Button>
             <Button v-else @click="onExit" type="error" ghost>{{ $L("退出群组") }}</Button>
@@ -94,6 +94,7 @@ export default {
             if (group_type === 'project') return '项目群组'
             if (group_type === 'task') return '任务群组'
             if (group_type === 'user') return '个人群组'
+            if (group_type === 'all') return '全员群组'
             return '未知'
         },
 
diff --git a/resources/assets/js/pages/manage/components/DialogWrapper.vue b/resources/assets/js/pages/manage/components/DialogWrapper.vue
index ce8ae98bf..d259f2143 100644
--- a/resources/assets/js/pages/manage/components/DialogWrapper.vue
+++ b/resources/assets/js/pages/manage/components/DialogWrapper.vue
@@ -121,7 +121,11 @@
                 @on-progress="chatFile('progress', $event)"
                 @on-success="chatFile('success', $event)"
                 @on-error="chatFile('error', $event)"/>
+            <div v-if="isMute" class="chat-mute">
+                {{$L('禁言发言')}}
+            </div>
             <ChatInput
+                v-else
                 ref="input"
                 v-model="msgText"
                 :dialog-id="dialogId"
@@ -401,6 +405,7 @@ export default {
 
     computed: {
         ...mapState([
+            'userIsAdmin',
             'taskId',
             'dialogSearchMsgId',
             'dialogMsgs',
@@ -553,6 +558,19 @@ export default {
             return dialogData.dialog_user && dialogData.dialog_user.userid == userId
         },
 
+        isMute() {
+            if (this.dialogData.group_type === 'all') {
+                if (this.dialogData.all_group_mute === 'all') {
+                    return true
+                } else if (this.dialogData.all_group_mute === 'user') {
+                    if (!this.userIsAdmin) {
+                        return true
+                    }
+                }
+            }
+            return false
+        },
+
         replyId() {
             return parseInt(this.msgId > 0 ? this.msgId : this.replyActiveId)
         },
@@ -914,7 +932,7 @@ export default {
 
         inputFocus() {
             this.$nextTick(_ => {
-                this.$refs.input.focus()
+                this.$refs.input && this.$refs.input.focus()
             })
         },
 
diff --git a/resources/assets/js/pages/manage/setting/components/SystemSetting.vue b/resources/assets/js/pages/manage/setting/components/SystemSetting.vue
index b8af14e6d..e2aafe3f9 100644
--- a/resources/assets/js/pages/manage/setting/components/SystemSetting.vue
+++ b/resources/assets/js/pages/manage/setting/components/SystemSetting.vue
@@ -61,6 +61,16 @@
                     <div slot="content">{{$L('任务完成 % 天后自动归档。', formDatum.archived_day)}}</div>
                 </ETooltip>
             </FormItem>
+            <FormItem :label="$L('全员群组禁言')" prop="disabledAllGroup">
+                <RadioGroup v-model="formDatum.all_group_mute">
+                    <Radio label="open">{{$L('开放')}}</Radio>
+                    <Radio label="user">{{$L('成员禁言')}}</Radio>
+                    <Radio label="all">{{$L('全部禁言')}}</Radio>
+                </RadioGroup>
+                <div v-if="formDatum.all_group_mute == 'open'" class="form-tip">{{$L('开放：所有人都可以发言。')}}</div>
+                <div v-else-if="formDatum.all_group_mute == 'user'" class="form-tip">{{$L('成员禁言：仅管理员可以发言。')}}</div>
+                <div v-else-if="formDatum.all_group_mute == 'all'" class="form-tip">{{$L('全部禁言：所有人都禁止发言。')}}</div>
+            </FormItem>
             <FormItem :label="$L('是否启动首页')" prop="startHome">
                 <RadioGroup v-model="formDatum.start_home">
                     <Radio label="open">{{$L('开启')}}</Radio>
diff --git a/resources/assets/sass/pages/components/dialog-wrapper.scss b/resources/assets/sass/pages/components/dialog-wrapper.scss
index 3eaf9a28c..8eb1e66b4 100644
--- a/resources/assets/sass/pages/components/dialog-wrapper.scss
+++ b/resources/assets/sass/pages/components/dialog-wrapper.scss
@@ -982,6 +982,14 @@
             overflow: hidden;
         }
 
+        .chat-mute {
+            color: $primary-desc-color;
+            background-color: #F4F5F7;
+            padding: 8px 12px;
+            border-radius: 10px;
+            text-align: center;
+        }
+
         .chat-input-box {
             .chat-input-wrapper {
                 background-color: #F4F5F7;
@@ -1362,6 +1370,9 @@
             background-color: #f8f8f8;
             padding: 8px 10px;
             margin-bottom: 0;
+            .chat-mute {
+                background-color: #ffffff;
+            }
             .chat-input-box {
                 .chat-input-wrapper {
                     background-color: #ffffff;