diff --git a/ui/src/locales/lang/en-US/common.ts b/ui/src/locales/lang/en-US/common.ts
index aa6e74795..2fd0a30b3 100644
--- a/ui/src/locales/lang/en-US/common.ts
+++ b/ui/src/locales/lang/en-US/common.ts
@@ -47,7 +47,8 @@ export default {
     audio: 'Audio',
     video: 'Video',
     other: 'Other',
-    addExtensions: 'Add suffix'
+    addExtensions: 'Add suffix',
+    existingExtensionsTip: 'File suffix already exists',
   },
   status: {
     label: 'Status',
diff --git a/ui/src/locales/lang/zh-CN/common.ts b/ui/src/locales/lang/zh-CN/common.ts
index cc8af067e..db1e7e731 100644
--- a/ui/src/locales/lang/zh-CN/common.ts
+++ b/ui/src/locales/lang/zh-CN/common.ts
@@ -48,6 +48,7 @@ export default {
     video: '视频',
     other: '其他文件',
     addExtensions: '添加后缀名',
+    existingExtensionsTip: '文件后缀已存在',
   },
   status: {
     label: '状态',
diff --git a/ui/src/locales/lang/zh-Hant/common.ts b/ui/src/locales/lang/zh-Hant/common.ts
index 6fe33c876..8e6293076 100644
--- a/ui/src/locales/lang/zh-Hant/common.ts
+++ b/ui/src/locales/lang/zh-Hant/common.ts
@@ -48,6 +48,7 @@ export default {
     video: '視頻',
     other: '其他文件',
     addExtensions: '添加後綴名',
+    existingExtensionsTip: '文件後綴已存在',
   },
   status: {
     label: '狀態',
diff --git a/ui/src/workflow/nodes/base-node/component/FileUploadSettingDialog.vue b/ui/src/workflow/nodes/base-node/component/FileUploadSettingDialog.vue
index 27fc88a03..5e943af32 100644
--- a/ui/src/workflow/nodes/base-node/component/FileUploadSettingDialog.vue
+++ b/ui/src/workflow/nodes/base-node/component/FileUploadSettingDialog.vue
@@ -63,7 +63,7 @@
                     }}
                   </el-text>
                 </p>
-                <p>TXT、MD、DOCX、HTML、CSV、XLSX、XLS、PDF</p>
+                <p>{{ documentExtensions.map(s => s.toUpperCase()).join('、') }}</p>
               </div>
             </div>
             <el-checkbox
@@ -93,7 +93,7 @@
                     }}
                   </el-text>
                 </p>
-                <p>JPG、JPEG、PNG、GIF</p>
+                <p>{{ imageExtensions.map(s => s.toUpperCase()).join('、') }}</p>
               </div>
             </div>
             <el-checkbox v-model="form_data.image" @change="form_data.image = !form_data.image" />
@@ -121,7 +121,7 @@
                     }}
                   </el-text>
                 </p>
-                <p>MP3、WAV、OGG、ACC、M4A</p>
+                <p>{{ audioExtensions.map(s => s.toUpperCase()).join('、') }}</p>
               </div>
             </div>
             <el-checkbox v-model="form_data.audio" @change="form_data.audio = !form_data.audio" />
@@ -199,6 +199,8 @@
 import { nextTick, ref } from 'vue'
 import type { InputInstance } from 'element-plus'
 import { cloneDeep } from 'lodash'
+import { MsgWarning } from '@/utils/message'
+import { t } from '@/locales'
 
 const emit = defineEmits(['refresh'])
 const props = defineProps<{ nodeModel: any }>()
@@ -210,6 +212,10 @@ const loading = ref(false)
 const fieldFormRef = ref()
 const InputRef = ref<InputInstance>()
 
+const documentExtensions = ['txt', 'md', 'docx', 'html', 'csv', 'xlsx', 'xls', 'pdf']
+const imageExtensions = ['jpg', 'jpeg', 'png', 'gif']
+const audioExtensions = ['mp3', 'wav', 'ogg', 'acc', 'm4a']
+
 const form_data = ref({
   maxFiles: 3,
   fileLimit: 50,
@@ -244,9 +250,15 @@ const showInput = () => {
 }
 const handleInputConfirm = () => {
   if (inputValue.value) {
-    if (form_data.value.otherExtensions.includes(inputValue.value)) {
+    if (
+      form_data.value.otherExtensions.includes(inputValue.value) ||
+      documentExtensions.includes(inputValue.value) ||
+      imageExtensions.includes(inputValue.value) ||
+      audioExtensions.includes(inputValue.value)
+    ) {
       inputVisible.value = false
       inputValue.value = ''
+      MsgWarning(t('common.fileUpload.existingExtensionsTip'))
       return
     }
     form_data.value.otherExtensions.push(inputValue.value)