diff --git a/common/service-utils/src/main/java/cn/bunny/common/service/exception/GlobalExceptionHandler.java b/common/service-utils/src/main/java/cn/bunny/common/service/exception/GlobalExceptionHandler.java
index ec0d51f..5efec06 100644
--- a/common/service-utils/src/main/java/cn/bunny/common/service/exception/GlobalExceptionHandler.java
+++ b/common/service-utils/src/main/java/cn/bunny/common/service/exception/GlobalExceptionHandler.java
@@ -58,6 +58,13 @@ public class GlobalExceptionHandler {
             return Result.error(null, 500, "[" + primaryKeyErrorMatcher.group(1) + "]已存在");
         }
 
+        // corn表达式错误
+        String cronExpression = "CronExpression '(.*?)' is invalid";
+        Matcher cronExpressionMatcher = Pattern.compile(cronExpression).matcher(message);
+        if (cronExpressionMatcher.find()) {
+            return Result.error(null, 500, "表达式 " + cronExpressionMatcher.group(1) + " 不合法");
+        }
+
         log.error("GlobalExceptionHandler===>运行时异常信息：{}", message);
         exception.printStackTrace();
         return Result.error(null, 500, "服务器异常");
diff --git a/common/service-utils/src/main/java/cn/bunny/common/service/utils/minio/MinioUtil.java b/common/service-utils/src/main/java/cn/bunny/common/service/utils/minio/MinioUtil.java
index 8647685..dadac0a 100644
--- a/common/service-utils/src/main/java/cn/bunny/common/service/utils/minio/MinioUtil.java
+++ b/common/service-utils/src/main/java/cn/bunny/common/service/utils/minio/MinioUtil.java
@@ -87,7 +87,7 @@ public class MinioUtil {
 
             return minioFile;
         } catch (Exception exception) {
-            throw new AuthCustomerException(ResultCodeEnum.UPDATE_ERROR);
+            throw new AuthCustomerException(ResultCodeEnum.UPLOAD_ERROR);
         }
     }
 
@@ -135,7 +135,7 @@ public class MinioUtil {
             minioClient.putObject(PutObjectArgs.builder().bucket(bucketName).object(filename).stream(inputStream, size, -1).build());
         } catch (Exception exception) {
             log.error("上传文件失败：{}", (Object) exception.getStackTrace());
-            throw new AuthCustomerException(ResultCodeEnum.UPDATE_ERROR);
+            throw new AuthCustomerException(ResultCodeEnum.UPLOAD_ERROR);
         }
     }
 
diff --git a/dao/src/main/java/cn/bunny/dao/dto/quartz/schedule/SchedulersUpdateDto.java b/dao/src/main/java/cn/bunny/dao/dto/quartz/schedule/SchedulersUpdateDto.java
index 9bc5365..c9b9ef1 100644
--- a/dao/src/main/java/cn/bunny/dao/dto/quartz/schedule/SchedulersUpdateDto.java
+++ b/dao/src/main/java/cn/bunny/dao/dto/quartz/schedule/SchedulersUpdateDto.java
@@ -30,19 +30,19 @@ public class SchedulersUpdateDto {
     @NotNull(message = "任务详情不能为空")
     private String description;
 
-    @Schema(name = "jobClassName", title = "任务类名称")
-    @NotBlank(message = "corn表达式不能为空")
-    @NotNull(message = "corn表达式不能为空")
-    private String jobClassName;
+    // @Schema(name = "jobClassName", title = "任务类名称")
+    // @NotBlank(message = "corn表达式不能为空")
+    // @NotNull(message = "corn表达式不能为空")
+    // private String jobClassName;
 
     @Schema(name = "cronExpression", title = "corn表达式")
     @NotBlank(message = "corn表达式不能为空")
     @NotNull(message = "corn表达式不能为空")
     private String cronExpression;
 
-    @Schema(name = "jobMethodName", title = "执行方法")
-    @NotBlank(message = "执行方法不能为空")
-    @NotNull(message = "执行方法不能为空")
-    private String jobMethodName;
+    // @Schema(name = "jobMethodName", title = "执行方法")
+    // @NotBlank(message = "执行方法不能为空")
+    // @NotNull(message = "执行方法不能为空")
+    // private String jobMethodName;
 
 }
\ No newline at end of file
diff --git a/dao/src/main/java/cn/bunny/dao/pojo/result/ResultCodeEnum.java b/dao/src/main/java/cn/bunny/dao/pojo/result/ResultCodeEnum.java
index 7c50038..a58ea07 100644
--- a/dao/src/main/java/cn/bunny/dao/pojo/result/ResultCodeEnum.java
+++ b/dao/src/main/java/cn/bunny/dao/pojo/result/ResultCodeEnum.java
@@ -58,6 +58,7 @@ public enum ResultCodeEnum {
     THE_SAME_USER_HAS_LOGGED_IN(209, "相同用户已登录"),
 
     // 提示错误
+    UPDATE_ERROR(216, "修改失败"),
     URL_ENCODE_ERROR(216, "URL编码失败"),
     ILLEGAL_CALLBACK_REQUEST_ERROR(217, "非法回调请求"),
     FETCH_USERINFO_ERROR(219, "获取用户信息失败"),
@@ -75,7 +76,7 @@ public enum ResultCodeEnum {
     // 系统错误 500
     UNKNOWN_EXCEPTION(500, "服务异常"),
     SERVICE_ERROR(500, "服务异常"),
-    UPDATE_ERROR(500, "上传文件失败"),
+    UPLOAD_ERROR(500, "上传失败"),
     FAIL(500, "失败"),
     ;
 
diff --git a/service/src/main/java/cn/bunny/services/controller/SchedulersController.java b/service/src/main/java/cn/bunny/services/controller/SchedulersController.java
index e9541fd..a0a68b1 100644
--- a/service/src/main/java/cn/bunny/services/controller/SchedulersController.java
+++ b/service/src/main/java/cn/bunny/services/controller/SchedulersController.java
@@ -3,6 +3,7 @@ package cn.bunny.services.controller;
 import cn.bunny.dao.dto.quartz.SchedulersOperationDto;
 import cn.bunny.dao.dto.quartz.schedule.SchedulersAddDto;
 import cn.bunny.dao.dto.quartz.schedule.SchedulersDto;
+import cn.bunny.dao.dto.quartz.schedule.SchedulersUpdateDto;
 import cn.bunny.dao.entity.quartz.Schedulers;
 import cn.bunny.dao.pojo.result.PageResult;
 import cn.bunny.dao.pojo.result.Result;
@@ -64,6 +65,14 @@ public class SchedulersController {
         return Mono.just(Result.success(ResultCodeEnum.ADD_SUCCESS));
     }
 
+    @Operation(summary = "更新任务", description = "更新任务")
+    @PutMapping("updateSchedulers")
+    public Result<String> updateSchedulers(@Valid @RequestBody SchedulersUpdateDto dto) {
+        schedulersService.updateSchedulers(dto);
+        return Result.success(ResultCodeEnum.UPDATE_SUCCESS);
+    }
+
+
     @Operation(summary = "暂停任务", description = "暂停任务")
     @PutMapping("/pauseSchedulers")
     public Result<String> pause(@RequestBody SchedulersOperationDto dto) {
diff --git a/service/src/main/java/cn/bunny/services/service/SchedulersService.java b/service/src/main/java/cn/bunny/services/service/SchedulersService.java
index 5f2ff0a..26396ba 100644
--- a/service/src/main/java/cn/bunny/services/service/SchedulersService.java
+++ b/service/src/main/java/cn/bunny/services/service/SchedulersService.java
@@ -3,6 +3,7 @@ package cn.bunny.services.service;
 import cn.bunny.dao.dto.quartz.SchedulersOperationDto;
 import cn.bunny.dao.dto.quartz.schedule.SchedulersAddDto;
 import cn.bunny.dao.dto.quartz.schedule.SchedulersDto;
+import cn.bunny.dao.dto.quartz.schedule.SchedulersUpdateDto;
 import cn.bunny.dao.entity.quartz.Schedulers;
 import cn.bunny.dao.pojo.result.PageResult;
 import cn.bunny.dao.vo.quartz.SchedulersVo;
@@ -64,4 +65,11 @@ public interface SchedulersService extends IService<Schedulers> {
      * @return 所有调度任务内容
      */
     List<Map<String, String>> getAllScheduleJobList();
+
+    /**
+     * 更新任务
+     *
+     * @param dto 更新任务表单
+     */
+    void updateSchedulers(SchedulersUpdateDto dto);
 }
diff --git a/service/src/main/java/cn/bunny/services/service/impl/EmailTemplateServiceImpl.java b/service/src/main/java/cn/bunny/services/service/impl/EmailTemplateServiceImpl.java
index 866a564..31e3f03 100644
--- a/service/src/main/java/cn/bunny/services/service/impl/EmailTemplateServiceImpl.java
+++ b/service/src/main/java/cn/bunny/services/service/impl/EmailTemplateServiceImpl.java
@@ -130,6 +130,15 @@ public class EmailTemplateServiceImpl extends ServiceImpl<EmailTemplateMapper, E
 
         updateList.add(emailTemplate);
         updateBatchById(updateList);
+
+        // 默认邮件
+        List<EmailTemplate> emailTemplates = list(Wrappers.<EmailTemplate>lambdaQuery().eq(EmailTemplate::getType, type));
+        List<EmailTemplate> isEmailTemplateListEmpty = emailTemplates.stream().filter(template -> template.getIsDefault().equals(true)).toList();
+        if (isEmailTemplateListEmpty.isEmpty()) {
+            EmailTemplate template = emailTemplates.get(0);
+            template.setIsDefault(Boolean.TRUE);
+            updateById(template);
+        }
     }
 
     /**
diff --git a/service/src/main/java/cn/bunny/services/service/impl/SchedulersServiceImpl.java b/service/src/main/java/cn/bunny/services/service/impl/SchedulersServiceImpl.java
index 21122d8..6f4bf83 100644
--- a/service/src/main/java/cn/bunny/services/service/impl/SchedulersServiceImpl.java
+++ b/service/src/main/java/cn/bunny/services/service/impl/SchedulersServiceImpl.java
@@ -4,8 +4,10 @@ import cn.bunny.common.service.exception.AuthCustomerException;
 import cn.bunny.dao.dto.quartz.SchedulersOperationDto;
 import cn.bunny.dao.dto.quartz.schedule.SchedulersAddDto;
 import cn.bunny.dao.dto.quartz.schedule.SchedulersDto;
+import cn.bunny.dao.dto.quartz.schedule.SchedulersUpdateDto;
 import cn.bunny.dao.entity.quartz.Schedulers;
 import cn.bunny.dao.pojo.result.PageResult;
+import cn.bunny.dao.pojo.result.ResultCodeEnum;
 import cn.bunny.dao.vo.quartz.SchedulersVo;
 import cn.bunny.services.aop.AnnotationScanner;
 import cn.bunny.services.aop.annotation.QuartzSchedulers;
@@ -20,10 +22,7 @@ import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
+import java.util.*;
 
 /**
  * <p>
@@ -92,6 +91,36 @@ public class SchedulersServiceImpl extends ServiceImpl<SchedulersMapper, Schedul
         }).toList();
     }
 
+    /**
+     * 更新任务
+     *
+     * @param dto 更新任务表单
+     */
+    @Override
+    public void updateSchedulers(SchedulersUpdateDto dto) {
+        String jobName = dto.getJobName();
+        String jobGroup = dto.getJobGroup();
+        String cronExpression = dto.getCronExpression();
+
+        CronTrigger trigger = TriggerBuilder.newTrigger()
+                .withIdentity(jobName, jobGroup)
+                .withDescription(dto.getDescription())
+                .startNow()
+                .withSchedule(CronScheduleBuilder.cronSchedule(cronExpression))
+                .build();
+
+        try {
+            TriggerKey key = new TriggerKey(jobName, jobGroup);
+            Trigger oldTrigger = scheduler.getTrigger(key);
+            Date date = scheduler.rescheduleJob(oldTrigger.getKey(), trigger);
+            if (date == null) {
+                throw new AuthCustomerException(ResultCodeEnum.UPDATE_ERROR);
+            }
+        } catch (SchedulerException e) {
+            throw new AuthCustomerException(ResultCodeEnum.UPDATE_ERROR);
+        }
+    }
+
     /**
      * 添加Schedulers视图
      *