diff --git a/docs/guide/development/index.md b/docs/guide/development/index.md
index 804c9979..bf65c2d5 100644
--- a/docs/guide/development/index.md
+++ b/docs/guide/development/index.md
@@ -14,9 +14,6 @@ git clone https://github.com/certd/certd --depth=1
 #进入项目目录
 cd certd
 
-# 切换到最新版本代码【如果v2分支无法编译，请尝试切换到最新版tag】
-# git checkout v1.27.0  # 这里换成最新版本号
-
 ```
 
 ### 修改pnpm-workspace.yaml文件
diff --git a/packages/ui/certd-client/src/views/sys/settings/email/index.vue b/packages/ui/certd-client/src/views/sys/settings/email/index.vue
index f351a189..955f7cb4 100644
--- a/packages/ui/certd-client/src/views/sys/settings/email/index.vue
+++ b/packages/ui/certd-client/src/views/sys/settings/email/index.vue
@@ -65,6 +65,7 @@
       <a-form :model="testFormState" name="basic" :label-col="{ span: 8 }" :wrapper-col="{ span: 16 }" autocomplete="off" @finish="onTestSend">
         <a-form-item label="测试收件邮箱" name="receiver" :rules="[{ required: true, message: '请输入测试收件邮箱' }]">
           <a-input v-model:value="testFormState.receiver" />
+          <div class="helper">保存后再点击测试</div>
           <div class="helper">发送失败？？？<a href="https://certd.docmirror.cn/guide/use/email/" target="_blank">邮件配置帮助文档</a></div>
           <div class="helper">您还可以试试使用官方邮件服务器↗↗↗↗↗↗↗↗</div>
         </a-form-item>
diff --git a/packages/ui/certd-server/src/modules/basic/service/email-service.ts b/packages/ui/certd-server/src/modules/basic/service/email-service.ts
index e4985680..b6fe0979 100644
--- a/packages/ui/certd-server/src/modules/basic/service/email-service.ts
+++ b/packages/ui/certd-server/src/modules/basic/service/email-service.ts
@@ -3,12 +3,12 @@ import type { EmailSend } from '@certd/pipeline';
 import { IEmailService } from '@certd/pipeline';
 
 import { logger } from '@certd/basic';
-import { isPlus } from '@certd/plus-core';
+import { isComm, isPlus } from '@certd/plus-core';
 
 import nodemailer from 'nodemailer';
 import type SMTPConnection from 'nodemailer/lib/smtp-connection';
 import { UserSettingsService } from '../../mine/service/user-settings-service.js';
-import { PlusService, SysSettingsService } from '@certd/lib-server';
+import { PlusService, SysSettingsService, SysSiteInfo } from '@certd/lib-server';
 import { getEmailSettings } from '../../sys/settings/fix.js';
 
 export type EmailConfig = {
@@ -80,8 +80,16 @@ export class EmailService implements IEmailService {
 
   private async sendByCustom(emailConfig: EmailConfig, email: EmailSend) {
     const transporter = nodemailer.createTransport(emailConfig);
+
+    let sysTitle = 'Certd';
+    if (isComm()) {
+      const siteInfo = await this.sysSettingsService.getSetting<SysSiteInfo>(SysSiteInfo);
+      if (siteInfo) {
+        sysTitle = siteInfo.title || sysTitle;
+      }
+    }
     const mailOptions = {
-      from: emailConfig.sender,
+      from: `${sysTitle} <${emailConfig.sender}>`,
       to: email.receivers.join(', '), // list of receivers
       subject: email.subject,
       text: email.content,
diff --git a/packages/ui/certd-server/src/plugins/plugin-demo/plugins/plugin-test.ts b/packages/ui/certd-server/src/plugins/plugin-demo/plugins/plugin-test.ts
index 5af60c64..f2cd8735 100644
--- a/packages/ui/certd-server/src/plugins/plugin-demo/plugins/plugin-test.ts
+++ b/packages/ui/certd-server/src/plugins/plugin-demo/plugins/plugin-test.ts
@@ -4,18 +4,21 @@ import { createCertDomainGetterInputDefine, createRemoteSelectInputDefine } from
 import { optionsUtils } from '@certd/basic/dist/utils/util.options.js';
 
 @IsTaskPlugin({
-  name: 'demoTest',
+  //命名规范，插件名称+功能（就是目录plugin-demo中的demo），大写字母开头，驼峰命名
+  name: 'DemoTest',
   title: 'Demo测试插件',
   icon: 'clarity:plugin-line',
   //插件分组
   group: pluginGroups.other.key,
   default: {
+    //默认值配置照抄即可
     strategy: {
       runStrategy: RunStrategy.SkipWhenSucceed,
     },
   },
 })
-export class DemoTestPlugin extends AbstractTaskPlugin {
+//类名规范，跟上面插件名称（name）一致
+export class DemoTest extends AbstractTaskPlugin {
   //测试参数
   @TaskInput({
     title: '属性示例',
@@ -42,6 +45,23 @@ export class DemoTestPlugin extends AbstractTaskPlugin {
   })
   select!: string;
 
+  //测试参数
+  @TaskInput({
+    title: '多选框',
+    component: {
+      //前端组件配置，具体配置见组件文档 https://www.antdv.com/components/select-cn
+      name: 'a-select',
+      vModel: 'value',
+      mode: 'tags',
+      multiple: true,
+      options: [
+        { value: '1', label: '选项1' },
+        { value: '2', label: '选项2' },
+      ],
+    },
+  })
+  multiSelect!: string;
+
   //测试参数
   @TaskInput({
     title: 'switch',
@@ -85,8 +105,7 @@ export class DemoTestPlugin extends AbstractTaskPlugin {
     createRemoteSelectInputDefine({
       title: '从后端获取选项',
       helper: '选择时可以从后端获取选项',
-      typeName: 'demoTest',
-      action: DemoTestPlugin.prototype.onGetSiteList.name,
+      action: DemoTest.prototype.onGetSiteList.name,
       //当以下参数变化时，触发获取选项
       watches: ['certDomains', 'accessId'],
       required: true,
@@ -121,15 +140,15 @@ export class DemoTestPlugin extends AbstractTaskPlugin {
     this.logger.info('switch:', this.switch);
     this.logger.info('授权id:', accessId);
 
-    const res = await this.http.request({
-      url: 'https://api.demo.com',
-      method: 'GET',
-    });
-    if (res.code !== 0) {
-      //检查res是否报错,你需要抛异常，来结束插件执行，否则会判定为执行成功，下次执行时会跳过本任务
-      throw new Error(res.message);
-    }
-    this.logger.info('部署成功:', res);
+    // const res = await this.http.request({
+    //   url: 'https://api.demo.com',
+    //   method: 'GET',
+    // });
+    // if (res.code !== 0) {
+    //   //检查res是否报错,你需要抛异常，来结束插件执行，否则会判定为执行成功，下次执行时会跳过本任务
+    //   throw new Error(res.message);
+    // }
+    // this.logger.info('部署成功:', res);
   }
 
   //此方法演示，如何让前端在添加插件时可以从后端获取选项，这里是后端返回选项的方法
@@ -167,4 +186,4 @@ export class DemoTestPlugin extends AbstractTaskPlugin {
   }
 }
 //实例化一下，注册插件
-new DemoTestPlugin();
+new DemoTest();