The "Best Supporting Actress" award is given to an actress who delivers an outstanding performance in a supporting role in a film. This category recognizes the important contributions of actresses who may not be the main character but significantly enhance the story and overall impact of the film. Typically presented at major award ceremonies like the Academy Awards and the Golden Globes, the award highlights the talent and skill of actresses who bring depth to their characters. Winning this award can elevate an actress's career and bring attention to her future projects.