: Keep text centered at the bottom of the screen. Avoid covering important visual elements or user interface icons.

: Ensure the text appears exactly when the character starts speaking and stays long enough to be read (typically 1–6 seconds depending on length).

: Use a Sans-serif font (like Arial or Helvetica). High-contrast colors, such as white text with a black outline or shadow, are essential for visibility.

: Never exceed two lines of text per subtitle. Use simple language and paraphrase if the dialogue is too fast to read.

If you have the video file, these tools can transcribe dialogue automatically: