This is the 4779th most frequent Russian word.
заработало
"Started working" or "functioned."
The word 'заработало' is used to describe that the device has started to function properly.
Наконец-то устройство заработало.
The device finally started working.
Here, 'заработал' refers to the successful initiation of the project's functioning.
После долгих усилий проект заработал.
After much effort, the project started operating.
In this sentence, 'не заработал' indicates that the computer failed to start functioning due to an issue.