How to send help information and locate it when Android phone is off screen?

Android phones (Samsung phones, for example) send help information and positioning tutorials when the screen is off;

1, open the settings of Samsung mobile phone and search for SOS；;

2. After turning on the SOS option, you can add 4 emergency contacts;

3. After the contact is added, it can be saved directly;

4. In case of emergency, press the power button 3 on the right side of the mobile phone, and the mobile phone will automatically send four distress messages to the four contacts you added.

Send the contents of 4 short messages:

(1) your real-time positioning;

(2) Before and after the danger 1 photo;

(5)5 seconds of recording;