diff --git a/web/app/components/base/chat/chat/chat-input-area/index.tsx b/web/app/components/base/chat/chat/chat-input-area/index.tsx
index 34175bac01..8a1289a19e 100644
--- a/web/app/components/base/chat/chat/chat-input-area/index.tsx
+++ b/web/app/components/base/chat/chat/chat-input-area/index.tsx
@@ -15,6 +15,7 @@ import { useTextAreaHeight } from './hooks'
 import Operation from './operation'
 import cn from '@/utils/classnames'
 import { FileListInChatInput } from '@/app/components/base/file-uploader'
+import { useFile } from '@/app/components/base/file-uploader/hooks'
 import {
   FileContextProvider,
   useStore,
@@ -60,6 +61,14 @@ const ChatInputArea = ({
   const [showVoiceInput, setShowVoiceInput] = useState(false)
   const files = useStore(s => s.files)
   const setFiles = useStore(s => s.setFiles)
+  const {
+    handleDragFileEnter,
+    handleDragFileLeave,
+    handleDragFileOver,
+    handleDropFile,
+    handleClipboardPasteFile,
+    isDragActive,
+  } = useFile(visionConfig!)
 
   const handleSend = () => {
     if (onSend) {
@@ -105,7 +114,7 @@ const ChatInputArea = ({
   const operation = (
     <Operation
       ref={holdSpaceRef}
-      visionConfig={visionConfig}
+      fileConfig={visionConfig}
       speechToTextConfig={speechToTextConfig}
       onShowVoiceInput={handleShowVoiceInput}
       onSend={handleSend}
@@ -117,6 +126,7 @@ const ChatInputArea = ({
       <div
         className={cn(
           'relative py-[9px] bg-components-panel-bg-blur border border-components-chat-input-border rounded-xl shadow-md z-10',
+          isDragActive && 'border border-dashed border-components-option-card-option-selected-border',
         )}
       >
         <div className='relative px-[9px] max-h-[158px] overflow-x-hidden overflow-y-auto'>
@@ -134,8 +144,10 @@ const ChatInputArea = ({
               </div>
               <Textarea
                 ref={textareaRef}
-                className='p-1 w-full leading-6 body-lg-regular text-text-tertiary outline-none'
-                placeholder='Enter message...'
+                className={cn(
+                  'p-1 w-full leading-6 body-lg-regular text-text-tertiary outline-none',
+                )}
+                placeholder={t('common.chat.inputPlaceholder') || ''}
                 autoSize={{ minRows: 1 }}
                 onResize={handleTextareaResize}
                 value={query}
@@ -145,6 +157,11 @@ const ChatInputArea = ({
                 }}
                 onKeyUp={handleKeyUp}
                 onKeyDown={handleKeyDown}
+                onPaste={handleClipboardPasteFile}
+                onDragEnter={handleDragFileEnter}
+                onDragLeave={handleDragFileLeave}
+                onDragOver={handleDragFileOver}
+                onDrop={handleDropFile}
               />
             </div>
             {
diff --git a/web/app/components/base/chat/chat/chat-input-area/operation.tsx b/web/app/components/base/chat/chat/chat-input-area/operation.tsx
index 8142b73412..f5bd86cf03 100644
--- a/web/app/components/base/chat/chat/chat-input-area/operation.tsx
+++ b/web/app/components/base/chat/chat/chat-input-area/operation.tsx
@@ -16,13 +16,13 @@ import type { FileUpload } from '@/app/components/base/features/types'
 import cn from '@/utils/classnames'
 
 type OperationProps = {
-  visionConfig?: FileUpload
+  fileConfig?: FileUpload
   speechToTextConfig?: EnableType
   onShowVoiceInput?: () => void
   onSend: () => void
 }
 const Operation = forwardRef<HTMLDivElement, OperationProps>(({
-  visionConfig,
+  fileConfig,
   speechToTextConfig,
   onShowVoiceInput,
   onSend,
@@ -38,7 +38,7 @@ const Operation = forwardRef<HTMLDivElement, OperationProps>(({
         ref={ref}
       >
         <div className='flex items-center space-x-1'>
-          {visionConfig?.enabled && <FileUploaderInChatInput fileConfig={visionConfig} />}
+          {fileConfig?.enabled && <FileUploaderInChatInput fileConfig={fileConfig} />}
           {
             speechToTextConfig?.enabled && (
               <ActionButton
diff --git a/web/app/components/base/file-uploader/file-from-link-or-local/index.tsx b/web/app/components/base/file-uploader/file-from-link-or-local/index.tsx
index d876c7a5c4..c3f0eaff90 100644
--- a/web/app/components/base/file-uploader/file-from-link-or-local/index.tsx
+++ b/web/app/components/base/file-uploader/file-from-link-or-local/index.tsx
@@ -61,7 +61,10 @@ const FileFromLinkOrLocal = ({
                   size='small'
                   variant='primary'
                   disabled={!url || disabled}
-                  onClick={() => handleLoadFileFromLink(url)}
+                  onClick={() => {
+                    handleLoadFileFromLink(url)
+                    setUrl('')
+                  }}
                 >
                   {t('common.operation.ok')}
                 </Button>
diff --git a/web/app/components/base/file-uploader/hooks.ts b/web/app/components/base/file-uploader/hooks.ts
index d0a9ba6e21..1777500695 100644
--- a/web/app/components/base/file-uploader/hooks.ts
+++ b/web/app/components/base/file-uploader/hooks.ts
@@ -11,7 +11,9 @@ import type { FileEntity } from './types'
 import { useFileStore } from './store'
 import {
   fileUpload,
+  getFileNameFromUrl,
   getSupportFileType,
+  isAllowedFileExtension,
 } from './utils'
 import { FILE_SIZE_LIMIT } from './constants'
 import { useToastContext } from '@/app/components/base/toast'
@@ -19,6 +21,7 @@ import { TransferMethod } from '@/types/app'
 import { SupportUploadFileTypes } from '@/app/components/workflow/types'
 import type { FileUpload } from '@/app/components/base/features/types'
 import { formatFileSize } from '@/utils/format'
+import { fetchRemoteFileInfo } from '@/service/common'
 
 export const useFile = (fileConfig: FileUpload) => {
   const { t } = useTranslation()
@@ -85,7 +88,7 @@ export const useFile = (fileConfig: FileUpload) => {
           handleUpdateFile({ ...uploadingFile, uploadedId: res.id, progress: 100 })
         },
         onErrorCallback: () => {
-          notify({ type: 'error', message: t('common.imageUploader.uploadFromComputerUploadError') })
+          notify({ type: 'error', message: t('common.fileUploader.uploadFromComputerUploadError') })
           handleUpdateFile({ ...uploadingFile, progress: -1 })
         },
       }, !!params.token)
@@ -93,19 +96,39 @@ export const useFile = (fileConfig: FileUpload) => {
   }, [fileStore, notify, t, handleUpdateFile, params])
 
   const handleLoadFileFromLink = useCallback((url: string) => {
+    const allowedFileTypes = fileConfig.allowed_file_types
+    const fileName = getFileNameFromUrl(url)
+
+    if (!isAllowedFileExtension(fileName, fileConfig.allowed_file_types || [], fileConfig.allowed_file_extensions || [])) {
+      notify({ type: 'error', message: t('common.fileUploader.fileExtensionNotSupport') })
+      return
+    }
+
     const uploadingFile = {
       id: uuid4(),
-      name: 'remote file (todo)',
+      name: fileName,
       type: '',
       size: 0,
       progress: 0,
       transferMethod: TransferMethod.remote_url,
-      supportFileType: '',
+      supportFileType: getSupportFileType(fileName, allowedFileTypes?.includes(SupportUploadFileTypes.custom)),
       url,
-      base64Url: '',
     }
     handleAddFile(uploadingFile)
-  }, [handleAddFile])
+
+    fetchRemoteFileInfo(url).then((res) => {
+      const newFile = {
+        ...uploadingFile,
+        type: res.file_type,
+        size: res.file_length,
+        progress: 100,
+      }
+      handleUpdateFile(newFile)
+    }).catch(() => {
+      notify({ type: 'error', message: t('common.fileUploader.pasteFileLinkInvalid') })
+      handleRemoveFile(uploadingFile.id)
+    })
+  }, [handleAddFile, handleUpdateFile, notify, t, handleRemoveFile, fileConfig?.allowed_file_types, fileConfig?.allowed_file_extensions])
 
   const handleLoadFileFromLinkSuccess = useCallback(() => { }, [])
 
@@ -119,6 +142,10 @@ export const useFile = (fileConfig: FileUpload) => {
   }, [fileStore])
 
   const handleLocalFileUpload = useCallback((file: File) => {
+    if (!isAllowedFileExtension(file.name, fileConfig.allowed_file_types || [], fileConfig.allowed_file_extensions || [])) {
+      notify({ type: 'error', message: t('common.fileUploader.fileExtensionNotSupport') })
+      return
+    }
     if (file.size > FILE_SIZE_LIMIT) {
       notify({ type: 'error', message: t('common.fileUploader.uploadFromComputerLimit', { size: formatFileSize(FILE_SIZE_LIMIT) }) })
       return
@@ -166,7 +193,7 @@ export const useFile = (fileConfig: FileUpload) => {
       false,
     )
     reader.readAsDataURL(file)
-  }, [notify, t, handleAddFile, handleUpdateFile, params.token, fileConfig?.allowed_file_types])
+  }, [notify, t, handleAddFile, handleUpdateFile, params.token, fileConfig?.allowed_file_types, fileConfig?.allowed_file_extensions])
 
   const handleClipboardPasteFile = useCallback((e: ClipboardEvent<HTMLTextAreaElement>) => {
     const file = e.clipboardData?.files[0]
diff --git a/web/app/components/base/file-uploader/utils.ts b/web/app/components/base/file-uploader/utils.ts
index bf70bc4664..78ca453073 100644
--- a/web/app/components/base/file-uploader/utils.ts
+++ b/web/app/components/base/file-uploader/utils.ts
@@ -92,3 +92,19 @@ export const getProcessedFiles = (files: FileEntity[]) => {
     upload_file_id: fileItem.uploadedId || '',
   }))
 }
+
+export const getFileNameFromUrl = (url: string) => {
+  const urlParts = url.split('/')
+  return urlParts[urlParts.length - 1] || ''
+}
+
+export const getSupportFileExtensionList = (allowFileTypes: string[], allowFileExtensions: string[]) => {
+  if (allowFileTypes.includes(SupportUploadFileTypes.custom))
+    return allowFileExtensions
+
+  return allowFileTypes.map(type => FILE_EXTS[type]).flat()
+}
+
+export const isAllowedFileExtension = (fileName: string, allowFileTypes: string[], allowFileExtensions: string[]) => {
+  return getSupportFileExtensionList(allowFileTypes, allowFileExtensions).includes(getFileExtension(fileName).toUpperCase())
+}
diff --git a/web/i18n/en-US/common.ts b/web/i18n/en-US/common.ts
index f73c11f5d0..5f08633bfc 100644
--- a/web/i18n/en-US/common.ts
+++ b/web/i18n/en-US/common.ts
@@ -500,6 +500,7 @@ const translation = {
       vectorHash: 'Vector hash:',
       hitScore: 'Retrieval Score:',
     },
+    inputPlaceholder: 'Talk to Bot',
   },
   promptEditor: {
     placeholder: 'Write your prompt word here, enter \'{\' to insert a variable, enter \'/\' to insert a prompt content block',
@@ -565,6 +566,8 @@ const translation = {
     uploadFromComputerReadError: 'File reading failed, please try again.',
     uploadFromComputerUploadError: 'File upload failed, please upload again.',
     uploadFromComputerLimit: 'Upload File cannot exceed {{size}}',
+    pasteFileLinkInvalid: 'Invalid file link',
+    fileExtensionNotSupport: 'File extension not supported',
   },
   tag: {
     placeholder: 'All Tags',
diff --git a/web/i18n/zh-Hans/common.ts b/web/i18n/zh-Hans/common.ts
index 8d68bc1aa9..3b0706280a 100644
--- a/web/i18n/zh-Hans/common.ts
+++ b/web/i18n/zh-Hans/common.ts
@@ -500,6 +500,7 @@ const translation = {
       vectorHash: '向量哈希：',
       hitScore: '召回得分：',
     },
+    inputPlaceholder: '和机器人聊天',
   },
   promptEditor: {
     placeholder: '在这里写你的提示词，输入\'{\' 插入变量、输入\'/\' 插入提示内容块',
@@ -565,6 +566,8 @@ const translation = {
     uploadFromComputerReadError: '文件读取失败，请重新选择。',
     uploadFromComputerUploadError: '文件上传失败，请重新上传。',
     uploadFromComputerLimit: '上传文件不能超过 {{size}}',
+    pasteFileLinkInvalid: '文件链接无效',
+    fileExtensionNotSupport: '文件类型不支持',
   },
   tag: {
     placeholder: '全部标签',
diff --git a/web/service/common.ts b/web/service/common.ts
index f4b7a91738..859c8e4453 100644
--- a/web/service/common.ts
+++ b/web/service/common.ts
@@ -309,6 +309,6 @@ export const verifyForgotPasswordToken: Fetcher<CommonResponse & { is_valid: boo
 export const changePasswordWithToken: Fetcher<CommonResponse, { url: string; body: { token: string; new_password: string; password_confirm: string } }> = ({ url, body }) =>
   post<CommonResponse>(url, { body })
 
-export const fetchRemoteFileInfo: Fetcher<{ file_type: string; file_length: number }, string> = (url) => {
-  return get<{ file_type: string; file_length: number }>(url)
+export const fetchRemoteFileInfo = (url: string) => {
+  return get<{ file_type: string; file_length: number }>(`/remote-files/${url}`)
 }