A popular alternative for community-uploaded subtitles in multiple languages.
Search for "King Richard 2021" and look for the version that includes "HMAX" or "WEB-DL" in the title to ensure the timing matches your video file. subtitle King.Richard.2021.720p.HMAX.WEB-DL.DDP...
If you are looking for the subtitle file to match this version, you can typically find it on major subtitle repositories using the movie title and the specific release tag. Subtitle Search Resources subtitle King.Richard.2021.720p.HMAX.WEB-DL.DDP...