Enable Driver Safety Overlay

Select this option to display an overlay on the screen when the vehicle speed exceeds the set overlay threshold.

Enable Driver Safety Overlay option enables the following settings:

Allow Running Background Applications - Allows applications to run in the background even when driver safety overlay appears on the screen.
Set Driver Safety Overlay Threshold - Enter the value for Driver Safety Overlay Threshold in Miles/Km. When the vehicle speed exceeds the specified Overlay Threshold then an overlay appears on the screen and will restrict the driver from accessing the device functionalities.