1. Features or functionalities of a product, system, or software that are operational and performing their intended purpose
The working features of the new smartphone include facial recognition and wireless charging.
As características funcionais do novo smartphone incluem reconhecimento facial e carregamento sem fio.
2. Aspects of a machine, device, or application that are currently active and in use
We need to test all the working features before launching the software update.
Precisamos testar todas as características funcionais antes de lançar a atualização do software.