Google System updates make your Android devices more secure and reliable, and give you new and useful features. They include updates from Google to the Android operating system, Google Play Store, and
And from my reading, helps secure against a situation where an police officer (AKA attacker in the US apparently…) coerces you to unlock the phone (or perhaps even just takes it off you in a locked, but active state), and stores it in a faraday bag with a charger.
They do that to keep it ‘alive’ so their experts can break in - a dead-mans reboot can help circumvent even that (as it will just reboot and restore itself to an encrypted rest state, which is much harder to attack)
And from my reading, helps secure against a situation where an police officer (AKA attacker in the US apparently…) coerces you to unlock the phone (or perhaps even just takes it off you in a locked, but active state), and stores it in a faraday bag with a charger. They do that to keep it ‘alive’ so their experts can break in - a dead-mans reboot can help circumvent even that (as it will just reboot and restore itself to an encrypted rest state, which is much harder to attack)