New Delhi, April 16 -- Google is introducing a new security feature for Android devices that will automatically restart a smartphone if it remains locked for three consecutive days. The update, part of Google Play services version 25.14, began rolling out on Monday and is designed to prevent unauthorised access to user data by placing the phone in a secure state.

If a device hasn't been unlocked for 72 hours, it will reboot automatically, entering what is known as theBefore First Unlock (BFU) state. In this state, all user data is encrypted, and biometric authentication methods like fingerprint or facial recognition are turned off. To access the device and decrypt its contents, the user must enter their passcode. Once this is done, the d...