Imagine you are configuring a smartphone for an employee to ensure secure operations. Upon inspection, you notice several pre-installed applications that are not necessary for the employee's role. What is the most effective method to safeguard the smartphone while preserving its functionality for required tasks?
Disable or uninstall the unnecessary pre-installed applications
Regularly update all pre-installed applications to the latest version
Implement a complex device password to restrict access to all applications
Encrypt all data stored on the device to protect against application vulnerabilities