Some discs use "auto-contrasting" subtitles that turn black when the scene is too bright to help readability, though this can sometimes glitch and stay black. 4. General Troubleshooting
Here are the most effective ways to fix this, depending on your device or platform: 1. Adjust Subtitle Appearance Settings Black subtitles English
If watching on a PC, clearing your browser's cache or using Incognito Mode can resolve display glitches. Some discs use "auto-contrasting" subtitles that turn black