If you use iCloud backups, you get that. Downloads your settings first, then restarts and download all your content. Your phone is an exact copy of what you had before minus the debit/credit cards in Wallet.
And your Google Authenticator TOTP records. Not sure if that’s changed recently, but it caught me out badly a few years ago that it didn’t save them to iCloud.
100%, this alert went out because an officer was injured and for some reason that means that they get to see blood and just kill anything in sight legally.
I confess that finding any stranger in my house for any motive would frighten the hell out of me. I suspect that’s true of nearly the whole population.