Plus, a few things to consider
How to set up trusted devices on Samsung Galaxy A02 | Smart Lock
One of the most useful new features of the Android operating system is the ability to unlock your mobile device by holding a trusted device nearby.
What is a “trusted device”? This can be anything that connects to the Android device via Bluetooth. This includes smartwatches, earbuds, other computers, or even smart home devices. The only requirement is that the device must be Bluetooth-enabled and able to connect to the Android device.
In this article, we'll discuss how to configure trusted Android devices and their security settings to unlock your device in a creative, yet secure way.