The way you prevent someone with access to a mobile phone from circumventing access controls for the entire device is to; Implement Full device Encryption
<h3>Information Security</h3>
To gain access to the an android phone operating system is called rooting.
Now, the way this usually works is that someone would be required to replace the entire operating system of this device with their own customized firmware which will enable them to gain access to the operating system.
When that is installed, then the end user will have complete access to the device and as such even If somebody is trying to circumvent the security controls of the user, you can download your own applications in through side loading that downloads it from other places instead of the usual app stores.
Read more about Information security at; brainly.com/question/14364696