diff --git a/app.constants.js b/app.constants.js
index 9dcbee2..04f4ca6 100644
--- a/app.constants.js
+++ b/app.constants.js
@@ -8,6 +8,6 @@ export const ANDROID_ID = 'com.duomi.duooomi'
 export const IOS_ID = ANDROID_ID
 export const IOS_UNIVERSAL_LINK = 'duooomi.bowong.cn'
 export const OWNER_ID = 'x3xbTCWf7dbtWu4gGU2TeI054L77xtkt'
-export const APP_VERSION = 'dev202512311544'
+export const APP_VERSION = 'dev202601071100'
 export const ALIPAY_SCHEMA = 'alipay2021006119657394'
 export const ALIPAY_SCHEMA_SANDBOX = '9021000158673972'
diff --git a/app/(tabs)/explore.tsx b/app/(tabs)/explore.tsx
index 20f8170..d25de90 100644
--- a/app/(tabs)/explore.tsx
+++ b/app/(tabs)/explore.tsx
@@ -4,6 +4,7 @@ import * as FileSystem from 'expo-file-system/legacy'
 import { Image } from 'expo-image'
 import * as ImagePicker from 'expo-image-picker'
 import * as MediaLibrary from 'expo-media-library'
+import { observer } from 'mobx-react-lite'
 import React, { useState } from 'react'
 import { Button, StyleSheet, TextInput } from 'react-native'
 import { KeyboardAwareScrollView } from 'react-native-keyboard-controller'
@@ -14,9 +15,12 @@ import { APP_VERSION } from '@/app.constants'
 import { BLE_UUIDS, PROTOCOL_VERSION, useBleExplorer } from '@/ble'
 import { ThemedText } from '@/components/themed-text'
 import { ThemedView } from '@/components/themed-view'
+import { userStore } from '@/stores'
 import { uploadFile } from '@/utils'
+import { buildCdnUrl } from '@/utils/getCDNKey'
 
-export default function TabTwoScreen() {
+export default observer(function TabTwoScreen() {
+  const { user } = userStore
   const {
     isScanning,
     isConnected,
@@ -45,7 +49,7 @@ export default function TabTwoScreen() {
   const [imageUri, setImageUri] = useState(
     'file:///data/user/0/com.bowong.duooomi/cache/ImageManipulator/153903d9-f5e9-4e65-9c7d-f7bedd574f3c.jpg',
   )
-  const [userId, setUserId] = useState('01duHavK1CMW7pawcgOtB5aUqQeHPeni')
+  const [userId, setUserId] = useState(user?.id ?? '01duHavK1CMW7pawcgOtB5aUqQeHPeni')
 
   // 查询设备版本
   const queryDeviceVersion = async () => {
@@ -137,7 +141,11 @@ export default function TabTwoScreen() {
     try {
       const assetList = await imgPicker({ maxImages: 1, type: ImagePicker.MediaTypeOptions.All, resultType: 'asset' })
 
-      const asset = assetList[0]
+      const asset = assetList[0] as ImagePicker.ImagePickerAsset
+      if (!asset) {
+        console.warn('No asset selected')
+        return
+      }
 
       // return
       if (asset?.uri) {
@@ -147,7 +155,7 @@ export default function TabTwoScreen() {
         const url = await uploadFile({
           uri: asset.uri,
           mimeType: asset.mimeType,
-          fileName: asset.fileName,
+          fileName: asset.fileName ?? undefined,
         })
 
         transferMediaSingle(url)
@@ -155,15 +163,18 @@ export default function TabTwoScreen() {
             Toast?.show({ title: '文件传输完成' })
           })
           .catch((error) => {
-            if (error === 'no_space') {
+            const { status } = error || {}
+            if (!status) {
+              Toast?.show({ title: `文件传输失败` })
+              return
+            }
+
+            if (status === 'no_space') {
               Toast?.show({ title: '文件传输失败, 设备存储空间不足' })
-              return
             }
-            if (error === 'duplicated') {
+            if (status === 'duplicated') {
               Toast?.show({ title: '文件传输失败, 设备已存在相同文件' })
-              return
             }
-            Toast?.show({ title: `文件传输失败,${error}` })
           })
           .finally(() => {
             Toast.hideLoading()
@@ -370,14 +381,15 @@ export default function TabTwoScreen() {
               //   .fill('https://cdn.roasmax.cn/material/8836b879f2d44af48eef8da82d13a755.mp4')
               contents.map((item, index) => {
                 console.log('item-----------', item)
-
+                const url = buildCdnUrl(item)
+                if (!url) return null
                 const Width = 100
                 return (
                   <Block key={`${item}-${index}`} className="gap-2">
                     <ThemedText style={styles.contentText} numberOfLines={1}>
                       {item}
                     </ThemedText>
-                    <VideoBox style={{ width: Width, height: Width }} url={item} />
+                    <VideoBox style={{ width: Width, height: Width }} url={url} />
                     <Button
                       title="删除"
                       color="red"
@@ -410,7 +422,7 @@ export default function TabTwoScreen() {
       </ThemedView>
     </KeyboardAwareScrollView>
   )
-}
+})
 
 const styles = StyleSheet.create({
   headerImage: {
diff --git a/ble/hooks/useBleExplorer.ts b/ble/hooks/useBleExplorer.ts
index 8c33ee5..27eb536 100644
--- a/ble/hooks/useBleExplorer.ts
+++ b/ble/hooks/useBleExplorer.ts
@@ -7,6 +7,7 @@ import { Alert, Linking, PermissionsAndroid, Platform } from 'react-native'
 import { ScanMode } from 'react-native-ble-plx'
 
 import { aniStorage } from '@/utils/aniStorage'
+import { extractCdnKey } from '@/utils/getCDNKey'
 
 import { DeviceInfoService } from '../services/DeviceInfoService'
 import { FileTransferService } from '../services/FileTransferService'
@@ -52,6 +53,16 @@ export const useBleExplorer = () => {
   // 用于暂存扫描到的设备，避免频繁更新状态
   const pendingDevicesRef = useRef<BleDevice[]>([])
   const flushTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null)
+  const pendingPrepareTransfersRef = useRef<
+    Map<
+      string,
+      {
+        resolve: (value: PrepareTransferResponse) => void
+        reject: (reason?: any) => void
+        timeoutId: ReturnType<typeof setTimeout>
+      }
+    >
+  >(new Map())
 
   const [state, setState2] = useState<BleState>({
     isScanning: false,
@@ -312,7 +323,17 @@ export const useBleExplorer = () => {
 
     const onPrepareTransfer = (response: PrepareTransferResponse) => {
       console.log('Prepare transfer response:', response)
-      // 可以在这里根据状态做相应处理
+
+      // 检查是否有对应的待处理 Promise
+      const pending = pendingPrepareTransfersRef.current.get(response.key)
+      if (pending) {
+        clearTimeout(pending.timeoutId)
+        pendingPrepareTransfersRef.current.delete(response.key)
+        pending.resolve(response)
+        return // 早期返回，避免继续处理
+      }
+
+      // 如果没有待处理 Promise，才做其他处理
       if (response.status === 'ready') {
         console.log('Device is ready to receive file:', response.key)
       } else if (response.status === 'no_space') {
@@ -581,29 +602,19 @@ export const useBleExplorer = () => {
       }
 
       try {
-        // 创建一个 Promise 来等待响应
+        // 创建 Promise 并存储到 Map
         const responsePromise = new Promise<PrepareTransferResponse>((resolve, reject) => {
-          let timeoutId: ReturnType<typeof setTimeout>
-
-          const handleResponse = (response: PrepareTransferResponse) => {
-            if (response.key === key) {
-              clearTimeout(timeoutId)
-              deviceInfoService.removeListener(EVENT_TYPES.PREPARE_TRANSFER.name, handleResponse)
-              resolve(response)
-            }
-          }
-
-          // 添加临时监听器
-          deviceInfoService.addListener(EVENT_TYPES.PREPARE_TRANSFER.name, handleResponse)
-
-          // 设置超时
-          timeoutId = setTimeout(() => {
-            deviceInfoService.removeListener(EVENT_TYPES.PREPARE_TRANSFER.name, handleResponse)
+          const timeoutId = setTimeout(() => {
+            pendingPrepareTransfersRef.current.delete(key)
             reject(new Error('Prepare transfer timeout'))
           }, 10000) // 10秒超时
+
+          // 先注册 Promise，再发送请求
+          pendingPrepareTransfersRef.current.set(key, { resolve, reject, timeoutId })
         })
 
-        // 发送预先发送请求
+        // ✅ 关键：先注册 Promise，再发送请求
+        // 这样即使设备立即返回，Promise 也已经准备好了
         await deviceInfoService.prepareTransfer(state.connectedDevice.id, key, size)
 
         // 等待响应
@@ -754,7 +765,7 @@ export const useBleExplorer = () => {
           let imageUri = media.uri
 
           // Check if conversion is needed (if not jpeg)
-          // Note: mimeType might not always be reliable, so we can also check filename extension if needed,
+          // Note: mimeType might not always be reliable, so we can also check filename extension if needed，
           // or just always run manipulator to ensure consistency.
           // Here we check if it is NOT jpeg/jpg
           const isJpeg =
@@ -927,11 +938,16 @@ export const useBleExplorer = () => {
 
         const fileSizeByte = tempBuffer.byteLength
 
-        const prepareResp = await prepareTransfer(uriOrUrl, fileSizeByte)
+        const key = extractCdnKey(uriOrUrl)
+        if (!key) {
+          setState((prev) => ({ ...prev, loading: { ...prev.loading, converting: false } }))
+          return Promise.reject('Invalid uriOrUrl key')
+        }
+        const prepareResp = await prepareTransfer(key, fileSizeByte)
         if (prepareResp.status !== 'ready') {
           setState((prev) => ({ ...prev, loading: { ...prev.loading, converting: false } }))
           console.log('prepareResp not ready-----', prepareResp)
-          return Promise.reject(`${prepareResp.status}`)
+          return Promise.reject({ status: `${prepareResp.status}` })
         }
         console.log('prepareResp-----', prepareResp)
 
@@ -955,7 +971,7 @@ export const useBleExplorer = () => {
         return Promise.reject(error.message)
       }
     },
-    [state.connectedDevice, fileTransferService, convertToANIAsBuffer, setError],
+    [state.connectedDevice, fileTransferService, convertImgToANIAsBuffer, setError],
   )
 
   const clearLogs = useCallback(() => setState((prev) => ({ ...prev, logs: [] })), [])
diff --git a/hooks/use-update-checker.ts b/hooks/use-update-checker.ts
index 95d545b..c7ee8a7 100644
--- a/hooks/use-update-checker.ts
+++ b/hooks/use-update-checker.ts
@@ -10,7 +10,7 @@ interface UseUpdateCheckerOptions {
 }
 
 export const useUpdateChecker = ({
-  interval = 1 * 30 * 1000, // 30秒
+  interval = 5 * 60 * 1000, // 5分钟
   enablePeriodicCheck = true,
 }: UseUpdateCheckerOptions = {}) => {
   const [hasUpdate, setHasUpdate] = useState(false)
diff --git a/utils/getCDNKey.ts b/utils/getCDNKey.ts
new file mode 100644
index 0000000..9ed9dc8
--- /dev/null
+++ b/utils/getCDNKey.ts
@@ -0,0 +1,77 @@
+import { CNDHOST } from './../app.config'
+const ensureTrailingSlash = (s: string) => (s.endsWith('/') ? s : s + '/')
+
+/**
+ * 从 CDN 地址中提取 key（例如返回 material/xxx.mp4）
+ * @param input 完整URL，如 https://cdn.roasmax.cn/material/xxx.mp4?x=y
+ * @param cdnHost 可选，默认使用 https://cdn.roasmax.cn/
+ */
+export const extractCdnKey = (input: string, cdnHost = CNDHOST): string | null => {
+  if (!input) return null
+
+  const base = ensureTrailingSlash(cdnHost)
+
+  // 简单前缀匹配（最快）
+  if (input.startsWith(base)) {
+    const rest = input.slice(base.length)
+    return rest.split(/[?#]/)[0].replace(/^\/+/, '')
+  }
+
+  // URL 解析兜底
+  try {
+    const u = new URL(input)
+    const b = new URL(base)
+    if (u.origin === b.origin) {
+      return u.pathname.replace(/^\/+/, '')
+    }
+    return null
+  } catch {
+    // 不是URL，直接返回 null
+    return null
+  }
+}
+
+/** 判断是否为指定 CDN 的地址 */
+export const isFromCdn = (input: string, cdnHost = CNDHOST): boolean => {
+  if (!input) return false
+  try {
+    const u = new URL(input)
+    const b = new URL(ensureTrailingSlash(cdnHost))
+    return u.origin === b.origin
+  } catch {
+    return input.startsWith(ensureTrailingSlash(cdnHost))
+  }
+}
+
+/**
+ * 将 key 拼接为完整 CDN URL。若传入已是完整URL则直接返回规范化结果
+ * @param keyOrUrl 资源 key 或 完整 URL
+ * @param cdnHost CDN 根域名
+ */
+export const buildCdnUrl = (keyOrUrl: string, cdnHost = CNDHOST): string | null => {
+  if (!keyOrUrl) return null
+  const base = ensureTrailingSlash(cdnHost)
+
+  // 已是该 CDN 的完整 URL，返回去除查询/哈希后的规范化结果
+  if (isFromCdn(keyOrUrl, cdnHost)) {
+    try {
+      const u = new URL(keyOrUrl)
+      return `${u.origin}${u.pathname}`
+    } catch {
+      return keyOrUrl
+    }
+  }
+
+  // 传入为其他域的URL或纯key，提取路径作为key再拼接
+  const pathOrKey = (() => {
+    try {
+      const u = new URL(keyOrUrl)
+      return u.pathname
+    } catch {
+      return keyOrUrl
+    }
+  })()
+
+  const cleaned = pathOrKey.split(/[?#]/)[0].replace(/^\/+/, '')
+  return base + cleaned
+}