You intentionally fail the biometrics a few times so it locks the device and requires the pin/password. From there it depends on the country. In the US, they can’t force you to give up a password, but they can force biometrics. If your country doesn’t legally protect you then there’s no software measure that can’t protect you at that point.
Awesome! Now do it to keep the cops from being able to force you to unlock your phone under duress.
You intentionally fail the biometrics a few times so it locks the device and requires the pin/password. From there it depends on the country. In the US, they can’t force you to give up a password, but they can force biometrics. If your country doesn’t legally protect you then there’s no software measure that can’t protect you at that point.
Rebooting works for this too
Or literally just Android’s “lockdown” feature