The movie frequently shifts between black-and-white and color to represent different psychological states and eras of Monroe's life.
Your request most likely refers to the , starring Ana de Armas as Marilyn Monroe, and how to watch it with Portuguese subtitles (legendas) . Where to Watch with Portuguese Subtitles Blonde Legendas PortuguГЄs (pt)
The film is based on Joyce Carol Oates’ novel, which is a fictionalized reimagining of Marilyn Monroe's life rather than a strict historical biography. Blonde Legendas PortuguГЄs (pt)