diff --git a/README.md b/README.md
index 36479d8..290a7e3 100644
--- a/README.md
+++ b/README.md
@@ -1,27 +1,29 @@
 # Lyrebird iOS Plugin
+
 [![Build Status](https://travis-ci.org/Meituan-Dianping/lyrebird-ios.svg?branch=master)](https://travis-ci.org/Meituan-Dianping/lyrebird-ios)
 [![PyPI](https://img.shields.io/pypi/v/lyrebird-ios.svg)](https://pypi.python.org/pypi/lyrebird-ios)
 ![PyPI](https://img.shields.io/pypi/pyversions/lyrebird-ios.svg)
 ![GitHub](https://img.shields.io/github/license/meituan/lyrebird-ios.svg)
-[![Codacy Badge](https://api.codacy.com/project/badge/Grade/25eaa2cd08a34cad966a271cf0c2f910)](https://www.codacy.com/manual/Lyrebird/lyrebird-ios?utm_source=github.com&utm_medium=referral&utm_content=Meituan-Dianping/lyrebird-ios&utm_campaign=Badge_Grade)
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/25eaa2cd08a34cad966a271cf0c2f910)](https://www.codacy.com/manual/Lyrebird/lyrebird-ios?utm_source=github.com&utm_medium=referral&utm_content=Meituan-Dianping/lyrebird-ios&utm_campaign=Badge_Grade)
 
 ---
+
 **[Lyrebird](https://github.com/Meituan-Dianping/lyrebird)**
-是一个基于拦截以及模拟 HTTP/HTTPs网络请求的面向移动应用的插件化测试平台。
+是一个基于拦截以及模拟 HTTP/HTTPs 网络请求的面向移动应用的插件化测试平台。
 
-**iOS plugin是一个Lyrebird的插件，用于从iOS设备获取信息，如详细的设备信息、屏幕快照和应用信息。**
+**iOS plugin 是一个 Lyrebird 的插件，用于从 iOS 设备获取信息，如详细的设备信息、屏幕快照和应用信息。**
 
 ## 快速开始
 
 ### 环境要求
 
-* macOS
+- macOS
 
-* [Python >= 3.6](https://www.python.org/downloads/release/python-360/)
+- [Python >= 3.6](https://www.python.org/downloads/release/python-360/)
 
-* [libimobiledevice](https://github.com/libimobiledevice/libimobiledevice)
+- [libimobiledevice](https://github.com/libimobiledevice/libimobiledevice)
 
-* [Command Line Tools for Xcode](https://developer.apple.com/download/more/)
+- [Command Line Tools for Xcode](https://developer.apple.com/download/more/)
 
 ### 环境准备
 
@@ -31,18 +33,20 @@
 
 1. 通过 Homebrew 安装 [libimobiledevice](https://github.com/libimobiledevice/libimobiledevice)
 
-    ```bash
-    brew install --HEAD libimobiledevice
-    brew link --overwrite libimobiledevice
-    sudo chmod -R 777 /var/db/lockdown/
-    ```
+   ```bash
+   brew install --HEAD libimobiledevice
+   brew install ideviceinstaller
+   brew link --overwrite libimobiledevice
+   sudo chmod -R 777 /var/db/lockdown/
+   ```
 
 1. 最终，测试第三方依赖是否正常工作
 
-    ```bash
-    ideviceinfo
-    idevicescreenshot
-    ```
+   ```bash
+   ideviceinfo
+   idevicescreenshot
+   idevicesinstaller -l
+   ```
 
 ### 安装
 
@@ -58,34 +62,33 @@ lyrebird
 
 ### 使用
 
-  使用时，通过USB线链接手机和电脑即可。
+使用时，通过 USB 线链接手机和电脑即可。
 
 ![Home Page](./image/iOS.png)
 
-* 查看已连接设备的详细信息
-
-* 截取 iOS 设备屏幕快照
+- 查看已连接设备的详细信息
 
-* 查看已连接设备的应用信息
+- 截取 iOS 设备屏幕快照
 
+- 查看已连接设备的应用信息
 
-----
+---
 
 ## 开发者指南
 
 ### 开发者环境
 
-* macOS
+- macOS
 
-* Python3.6及以上
+- Python3.6 及以上
 
-* NodeJS
+- NodeJS
 
-* vscode(推荐)
+- vscode(推荐)
 
-* Chrome(推荐)
+- Chrome(推荐)
 
-### 配置Lyrebird-ios工程
+### 配置 Lyrebird-ios 工程
 
 ```bash
 # clone 代码
@@ -109,6 +112,7 @@ code .
 ### 调试代码
 
 #### Vscode debug 配置
+
 ```JSON
 {
     "version": "0.2.0",
@@ -142,17 +146,17 @@ code .
 
 #### 后端代码
 
-1. 激活python虚拟环境
+1. 激活 python 虚拟环境
 
-    通过 ```source venv/bin/activate``` 激活虚拟环境
+   通过 `source venv/bin/activate` 激活虚拟环境
 
-2. 通过Debug功能启动
+2. 通过 Debug 功能启动
 
-    按照上面 debug配置中 python:Lyrebrid配置启动即可
+   按照上面 debug 配置中 python:Lyrebrid 配置启动即可
 
 #### 前端代码
 
-1. 启动node server
+1. 启动 node server
 
 ```bash
 # 进入前端目录
@@ -162,13 +166,14 @@ cd frontend
 npm run serve
 ```
 
-2. 通过Debug功能启动浏览器
+2. 通过 Debug 功能启动浏览器
 
-    按照上面 debug配置中 vuejs: chrome 配置启动即可
+   按照上面 debug 配置中 vuejs: chrome 配置启动即可
 
-    > 注意: vscode 需要安装chrome debug插件
+   > 注意: vscode 需要安装 chrome debug 插件
+
+3. build 前端项目
 
-3. build前端项目
 ```bash
 # 进入前端目录
 cd frontend
@@ -178,36 +183,38 @@ npm run build
 ```
 
 ## 常见问题
+
 #### libimobiledevice 无法使用，终端提示 - "Could not connect to lockdownd ...".
-按照如下步骤重新安装 libimobiledevice，并留意安装过程中的错误提示。
 
-1. 卸载libimobiledevice
+按照如下步骤重新安装 libimobiledevice，并留意安装过程中的错误提示。
 
-    ```
-    brew uninstall --ignore-dependencies libimobiledevice
-    ```
+1. 卸载 libimobiledevice
 
-1. 安装libimobiledevice
+   ```
+   brew uninstall --ignore-dependencies libimobiledevice
+   ```
 
-    ```
-    brew install --HEAD libimobiledevice
-    ```
+1. 安装 libimobiledevice
 
-1. 若在安装libimobiledevice时出现了错误提示，如提示usbmuxd的版本不正确，使用如下命令解决依赖的版本问题
+   ```
+   brew install --HEAD libimobiledevice
+   ```
 
-    ```
-    brew uninstall --ignore-dependencies usbmuxd
-    brew install --HEAD usbmuxd
-    brew unlink usbmuxd
-    brew link usbmuxd
-    ```
+1. 若在安装 libimobiledevice 时出现了错误提示，如提示 usbmuxd 的版本不正确，使用如下命令解决依赖的版本问题
 
-1. 再次安装libimobiledevice
+   ```
+   brew uninstall --ignore-dependencies usbmuxd
+   brew install --HEAD usbmuxd
+   brew unlink usbmuxd
+   brew link usbmuxd
+   ```
 
-    ```
-    brew install --HEAD libimobiledevice
-    ```
+1. 再次安装 libimobiledevice
 
+   ```
+   brew install --HEAD libimobiledevice
+   ```
 
 #### 截取屏幕快照功能无法正常工作，提示 Could not start screenshot service!
+
 在连接设备之前您必须确保开发者选项可用。通过 [stackoverflow](https://stackoverflow.com/questions/30736932/xcode-error-could-not-find-developer-disk-image) 获取更多解决帮助。
diff --git a/lyrebird_ios/bin/1.2.0/ideviceinstaller b/lyrebird_ios/bin/1.2.0/ideviceinstaller
deleted file mode 100755
index 6886c72..0000000
Binary files a/lyrebird_ios/bin/1.2.0/ideviceinstaller and /dev/null differ
diff --git a/lyrebird_ios/bin/1.3.0/ideviceinstaller b/lyrebird_ios/bin/1.3.0/ideviceinstaller
deleted file mode 100755
index fe6725e..0000000
Binary files a/lyrebird_ios/bin/1.3.0/ideviceinstaller and /dev/null differ
diff --git a/lyrebird_ios/ios_helper.py b/lyrebird_ios/ios_helper.py
index 0f94fb2..3c02b8e 100644
--- a/lyrebird_ios/ios_helper.py
+++ b/lyrebird_ios/ios_helper.py
@@ -28,6 +28,7 @@
 
 ios_driver = wda_helper.Helper()
 
+
 def check_environment():
     """
     检查用户环境，第三方依赖是否正确安装。
@@ -35,20 +36,6 @@ def check_environment():
     """
     global ideviceinstaller, idevice_id, idevicescreenshot, ideviceinfo
 
-    # Check libmobiledevice, action when unavailable : block
-    p = subprocess.run('brew info --json libimobiledevice', shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
-    code, output, err_str = p.returncode, p.stdout.decode(), p.stderr.decode()
-    if err_str or code or not output:
-        raise LibmobiledeviceError(f'Get libmobiledevice info error: {err_str}')
-
-    try:
-        libimobiledevice_info = json.loads(output)
-    except Exception:
-        raise LibmobiledeviceError(f'Get unknown libmobiledevice info: {output}')
-
-    if not isinstance(libimobiledevice_info, list) and not len(libimobiledevice_info):
-        raise LibmobiledeviceError(f'Get unknown libmobiledevice info: {output}')
-
     # Check idevice_id, action when unavailable : block
     idevice_id_keywords = 'idevice_id'
     idevice_id = SYSTEM_BIN/idevice_id_keywords
@@ -68,11 +55,8 @@ def check_environment():
     env_err_msg = []
 
     # Check ideviceinstaller, action when unavailable : warning
-    lib_version = libimobiledevice_info[0].get('versions', {}).get('stable')
-    lib_version = '1.2.0' if version.parse(lib_version) < version.parse('1.3.0') else '1.3.0'
-
     ideviceinstaller_keywords = 'ideviceinstaller'
-    ideviceinstaller = Path(__file__).parent/'bin'/lib_version/ideviceinstaller_keywords
+    ideviceinstaller = SYSTEM_BIN/ideviceinstaller_keywords
     err_msg = check_environment_item(ideviceinstaller_keywords, ideviceinstaller)
     if err_msg:
         env_err_msg.append(err_msg)
@@ -90,6 +74,7 @@ def check_environment():
     if env_err_msg:
         _log.error('iOS Plugin environment warning:\n' + '.\n'.join(env_err_msg))
 
+
 def check_environment_item(command, path, sub_command=''):
     if not Path(path).exists():
         return f'Command `{command}` not found, check your libimobiledevice'
@@ -98,6 +83,7 @@ def check_environment_item(command, path, sub_command=''):
     err_str = p.stderr.decode()
     return f'Execute command `{command}` error: {err_str}' if err_str else ''
 
+
 def read_plist(plist_path):
     return plistlib.readPlist(plist_path)
 
diff --git a/setup.py b/setup.py
index 4321286..fde9790 100644
--- a/setup.py
+++ b/setup.py
@@ -8,7 +8,7 @@
 
 setup(
     name='lyrebird-ios',
-    version='0.3.4',
+    version='0.3.5',
     packages=['lyrebird_ios'],
     url='https://github.com/meituan/lyrebird-ios',
     author='HBQA',