This is the 7289th most frequent Russian word.
встроен
Built-in.
The word 'встроен' here describes something being fitted or built into another structure.
Этот шкаф был встроен в стену.
This cabinet was built into the wall.
In this context, 'встроено' refers to something being incorporated or integrated into a technological or computational system.
Программное обеспечение встроено в устройство.
The software is embedded in the device.
Here, 'встроен' signifies an element being permanently included within another entity, often physically attached or aligned.