When Bluetooth is activated in your phone, you can control who can find and connect to your phone.
Select Bluetooth.
and- Prevent others from detecting your phone
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Deactivate Visibility.
When your phone is hidden, others cannot detect it. However, paired devices can still connect to your phone.
Operating the device in hidden mode is a safer way to avoid malicious software. Do not accept Bluetooth connection requests from sources you do not trust. You can also deactivate Bluetooth function when you are not using it.
Do not pair with or accept connection requests from an unknown device. This helps to protect your phone from harmful content.