1.
如果点击软件图标出现如下图提示, 记住红色线 条部分的名称
If the alert info popped up, please remember the words red tagged.
2.
返回手机桌面点击进入「设置」-「通用」- 「设备管理」, 找到刚才同名的文件
Click Home button, follow the path "Settings->General->Device Management", and find the tagged name mentioned above.
3.
点击文件, 选择「信任」, 就可以打开使用软件了
Select the file, choose "Trust", and the app will work properly.