diff --git a/backend/services/bug-management/src/main/java/io/metersphere/bug/service/BugHistoryService.java b/backend/services/bug-management/src/main/java/io/metersphere/bug/service/BugHistoryService.java
index f6256d7480..d66f973e62 100644
--- a/backend/services/bug-management/src/main/java/io/metersphere/bug/service/BugHistoryService.java
+++ b/backend/services/bug-management/src/main/java/io/metersphere/bug/service/BugHistoryService.java
@@ -10,6 +10,7 @@ import io.metersphere.system.dto.OperationHistoryDTO;
 import io.metersphere.system.dto.request.OperationHistoryRequest;
 import io.metersphere.system.log.constants.OperationLogModule;
 import io.metersphere.system.log.constants.OperationLogType;
+import io.metersphere.system.mapper.BaseOperationHistoryMapper;
 import io.metersphere.system.mapper.OperationHistoryMapper;
 import io.metersphere.system.mapper.UserMapper;
 import jakarta.annotation.Resource;
@@ -31,6 +32,8 @@ public class BugHistoryService {
 
     @Resource
     private OperationHistoryMapper operationHistoryMapper;
+    @Resource
+    private BaseOperationHistoryMapper baseOperationHistoryMapper;
 
     /**
      * 缺陷变更历史分页列表
@@ -50,6 +53,7 @@ public class BugHistoryService {
         userExample.createCriteria().andIdIn(userIds);
         List<User> users = userMapper.selectByExample(userExample);
         Map<String, String> userMap = users.stream().collect(Collectors.toMap(User::getId, User::getName));
+        Long latestVersionId = baseOperationHistoryMapper.selectLatestIdByOperationId(request.getSourceId());
         return history.stream().map(h -> {
             OperationHistoryDTO dto = new OperationHistoryDTO();
             BeanUtils.copyBean(dto, h);
@@ -61,7 +65,7 @@ public class BugHistoryService {
             } else if (StringUtils.equals(dto.getType(), OperationLogType.DELETE.name())) {
                 dto.setType(Translator.get("delete"));
             }
-
+            dto.setLatest(latestVersionId != null && latestVersionId.longValue() == dto.getId().longValue());
             return dto;
         }).toList();
     }
diff --git a/backend/services/system-setting/src/main/java/io/metersphere/system/dto/OperationHistoryDTO.java b/backend/services/system-setting/src/main/java/io/metersphere/system/dto/OperationHistoryDTO.java
index 401afdb0a4..dfdf2d8e3e 100644
--- a/backend/services/system-setting/src/main/java/io/metersphere/system/dto/OperationHistoryDTO.java
+++ b/backend/services/system-setting/src/main/java/io/metersphere/system/dto/OperationHistoryDTO.java
@@ -23,4 +23,6 @@ public class OperationHistoryDTO extends OperationHistory implements Serializabl
     // 版本
     private String versionName;
 
+    //是否是最新
+    private boolean isLatest;
 }
diff --git a/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.java b/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.java
index d7e8f38b0c..71b9d60184 100644
--- a/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.java
+++ b/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.java
@@ -18,4 +18,6 @@ public interface BaseOperationHistoryMapper {
     List<OperationHistoryDTO> list(@Param("request") OperationHistoryRequest request);
 
     List<OperationHistoryDTO> listWidthTable(@Param("request") OperationHistoryRequest request, @Param("table") String table);
+
+    Long selectLatestIdByOperationId(String bugId);
 }
\ No newline at end of file
diff --git a/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.xml b/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.xml
index a78284a0db..404efb0a07 100644
--- a/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.xml
+++ b/backend/services/system-setting/src/main/java/io/metersphere/system/mapper/BaseOperationHistoryMapper.xml
@@ -67,4 +67,11 @@
             </if>
         </where>
     </select>
+    <select id="selectLatestIdByOperationId" resultType="java.lang.Long">
+        select id
+        from operation_history
+        where source_id = #{0}
+        order by create_time desc
+        limit 1
+    </select>
 </mapper>
diff --git a/frontend/src/views/bug-management/components/bugHistoryTab.vue b/frontend/src/views/bug-management/components/bugHistoryTab.vue
index 0f3f2d2ff1..5e0f801ecf 100644
--- a/frontend/src/views/bug-management/components/bugHistoryTab.vue
+++ b/frontend/src/views/bug-management/components/bugHistoryTab.vue
@@ -2,6 +2,7 @@
   <ms-base-table class="mt-[16px]" v-bind="propsRes" v-on="propsEvent">
     <template #changeNumber="{ record }">
       <span>{{ record.id }}</span>
+      <MsTag v-if="record.latest" size="small" class="ml-2">{{ t('bugManagement.history.current') }}</MsTag>
     </template>
   </ms-base-table>
 </template>
@@ -10,6 +11,7 @@
   import MsBaseTable from '@/components/pure/ms-table/base-table.vue';
   import { MsTableColumn } from '@/components/pure/ms-table/type';
   import useTable from '@/components/pure/ms-table/useTable';
+  import MsTag from '@/components/pure/ms-tag/ms-tag.vue';
 
   import { getChangeHistoryList } from '@/api/modules/bug-management';
   import { useI18n } from '@/hooks/useI18n';
diff --git a/frontend/src/views/project-management/template/components/templateManagement.vue b/frontend/src/views/project-management/template/components/templateManagement.vue
index 36bd126803..5854392763 100644
--- a/frontend/src/views/project-management/template/components/templateManagement.vue
+++ b/frontend/src/views/project-management/template/components/templateManagement.vue
@@ -32,15 +32,19 @@
     </div>
     <MsBaseTable v-bind="propsRes" ref="tableRef" v-on="propsEvent">
       <template #defaultTemplate="{ record }">
-        <!-- <a-switch
-          v-model="record.enableDefault"
-          :disabled="record.enableDefault || isEnableOrdTemplate"
-          size="small"
-          type="line"
-          @change="(value) => changeDefault(value, record)"
-        /> -->
-        <!-- TODO 这个版本不允许修改默认模版也不允许创建用例模版 -->
+        <div v-if="record.enableDefault || isEnableOrdTemplate">
+          <a-tooltip :content="t('system.orgTemplate.must.open.one')" :mouse-enter-delay="500">
+            <a-switch
+              v-model="record.enableDefault"
+              :disabled="true"
+              size="small"
+              type="line"
+              @change="(value) => changeDefault(value, record)"
+            />
+          </a-tooltip>
+        </div>
         <a-switch
+          v-else
           v-model="record.enableDefault"
           :disabled="record.enableDefault || isEnableOrdTemplate"
           size="small"
diff --git a/frontend/src/views/setting/organization/template/locale/en-US.ts b/frontend/src/views/setting/organization/template/locale/en-US.ts
index e099cb3c6e..4966341957 100644
--- a/frontend/src/views/setting/organization/template/locale/en-US.ts
+++ b/frontend/src/views/setting/organization/template/locale/en-US.ts
@@ -31,6 +31,7 @@ export default {
   'system.orgTemplate.fieldLimit': 'You can add a maximum of 20 fields',
   'system.orgTemplate.isSystem': 'System',
   'system.orgTemplate.isBuiltIn': 'Built-in',
+  'system.orgTemplate.must.open.one': 'Must have one open default template',
   'system.orgTemplate.fieldList': 'Field list',
   'system.orgTemplate.addOptions': 'Add an option',
   'system.orgTemplate.deleteTip':
diff --git a/frontend/src/views/setting/organization/template/locale/zh-CN.ts b/frontend/src/views/setting/organization/template/locale/zh-CN.ts
index d979315c0b..3a35e5aba6 100644
--- a/frontend/src/views/setting/organization/template/locale/zh-CN.ts
+++ b/frontend/src/views/setting/organization/template/locale/zh-CN.ts
@@ -31,6 +31,7 @@ export default {
   'system.orgTemplate.fieldLimit': '最多可新增 20 个字段',
   'system.orgTemplate.isSystem': '系统',
   'system.orgTemplate.isBuiltIn': '内置',
+  'system.orgTemplate.must.open.one': '项目必须有一个开启的默认模版',
   'system.orgTemplate.fieldList': '字段列表',
   'system.orgTemplate.addOptions': '添加一个选项',
   'system.orgTemplate.deleteTip': '该字段在模板中已使用，删除后数据将会丢失，请谨慎操作！',