Instructions to pin screen on Amazon devices

How to protect your privacy when lending a Amazon smartphone or tablet to someone else. Instructions for setting up “screen pinning” on a Amazon brand device. Block an application on the screen from which the user will not be able to exit without knowing the unlock pin, in this way you will prevent them from seeing your messages, photos and private data that you do not want to show.

Amazon Fire HD 8 Plus (2020) Amazon Fire HD 8 Plus (2020)
Amazon Fire HD 8 (2020) Amazon Fire HD 8 (2020)