Vladislav_Zalevskiy, Feb 6, 2019 : Who are the users? Users are people who care about the security of their data at night. What is the proposed function? This feature can be enabled in the notification blind. It will disable biometric unlock methods that will protect your data during sleep. Enter PIN to turn on biometric sensor back. What is the user value? This is personal data security, which protects your privacy from unauthorized persons when you are sleeping, especially when you are living with someone else. If there are existing comparable functions in the smartphone industry, how is your proposed feature superior? There are no analogues in smartphone industry.