Car Setting app enters the main configuration menu.
"Car Settings" -> "Factory Settings" enters additional configuration menu. Password is 8888.
"Car Settings" -> "Factory Settings" ->" USB Settings" -> "Engineering Mode" (hold down to enter) .
"Car Settings" -> "Factory Settings" -> "Engineering Test Debugging" sets power modes. Password is 26959910.
The name "(Car) Settings" and "Car Settings" use used frequently in the HU menu. Often overlap and confusing.
This is a key app that providers access to various configurations and Android OS configurations. This app shows up in Android OS's app listing as "Car Settings". However, some launchers (e.g. XYAUTO's UI17) will display this app as "Settings" in its UIs app listing menu. Remainder of this document will refer to this app as "Car Settings"
Here is UI17's app menu on the left, which shows Car Settings app as "Settings" and on the right is another XYAUTO UI showing proper name "Car Settings":
xyauto UI 17 Launcher
Car Settings app displayed as "Settings"
Isudar Launcher
Car Settings app displayed as "Car Settings"
This is a menu tab inside the Car Settings app. It provides access to car micro-computer settings via CANBUS decoders, for example clock.