如果小米手机无法通过数据线安装app，并且有如下错误的情况：
Installation did not succeed.
The application could not be installed: INSTALL_FAILED_USER_RESTRICTED
List of apks:
[0] '/Users/zhao/sw/workspace/demo/app/build/outputs/apk/debug/app-debug.apk'
Installation via USB is disabled.可以尝试如下方式解决：
设置->更多设置->开发者选项->启用MIUI优化，关闭此开关。