Use reputable sites like Subtitle Hub or Sous-titres.eu to find the Portuguese version of the script.
April 22, 2021 (International); May 7, 2021 (United States). How to Add External Subtitles Wrath of Man subtitles Portuguese
Open the video, go to Subtitles > Add Subtitle File... , and select your downloaded .srt file. Alternatively, use the VLsub extension built into VLC to search and download subtitles directly within the player. Use reputable sites like Subtitle Hub or Sous-titres