update：格式调整

main/manager-web/src/i18n/en.js

@@ -1206,7 +1206,7 @@ export default {
   'knowledgeFileUpload.documentNamePlaceholder': 'Please enter document name',
   'knowledgeFileUpload.file': 'File',
   'knowledgeFileUpload.clickToUpload': 'Click to upload',
-  'knowledgeFileUpload.uploadTip': 'Only pdf, doc, docx, txt files are supported, and file size should not exceed 10MB',
+  'knowledgeFileUpload.uploadTip': 'Supported file types: PDF, DOC, DOCX, TXT, MD, CSV, XLS, XLSX, PPT, PPTX. Maximum 32 files per upload, each file size up to 10MB',
   'knowledgeFileUpload.dragOrClick': 'Drag file here, or click to upload',
   'knowledgeFileUpload.cancel': 'Cancel',
   'knowledgeFileUpload.confirm': 'Confirm',

main/manager-web/src/i18n/zh_CN.js

@@ -1206,7 +1206,7 @@ export default {
   'knowledgeFileUpload.documentNamePlaceholder': '请输入文档名称',
   'knowledgeFileUpload.file': '文件',
   'knowledgeFileUpload.clickToUpload': '点击上传',
-  'knowledgeFileUpload.uploadTip': '只能上传pdf、doc、docx、txt文件，且不超过10MB',
+  'knowledgeFileUpload.uploadTip': '支持的文档类型：PDF、DOC、DOCX、TXT、MD、CSV、XLS、XLSX、PPT、PPTX，单次批量上传文件数不超过 32 个',
   'knowledgeFileUpload.dragOrClick': '将文件拖到此处，或点击上传',
   'knowledgeFileUpload.cancel': '取消',
   'knowledgeFileUpload.confirm': '确定',

main/manager-web/src/i18n/zh_TW.js

@@ -1206,7 +1206,7 @@ export default {
   'knowledgeFileUpload.documentNamePlaceholder': '請輸入文檔名稱',
   'knowledgeFileUpload.file': '文件',
   'knowledgeFileUpload.clickToUpload': '點擊上傳',
-  'knowledgeFileUpload.uploadTip': '只能上傳pdf、doc、docx、txt文件，且不超過10MB',
+  'knowledgeFileUpload.uploadTip': '支持的文件類型：PDF、DOC、DOCX、TXT、MD、CSV、XLS、XLSX、PPT、PPTX，单次批量上傳文件數不超過 32 個，每個文件大小不超過 10MB',
   'knowledgeFileUpload.dragOrClick': '將文件拖到此處，或點擊上傳',
   'knowledgeFileUpload.cancel': '取消',
   'knowledgeFileUpload.confirm': '確定',