Better YouTube Subtitles is a Chrome add-on developed by 54ac that enhances the customization options for YouTube subtitles. With this add-on, users can personalize the appearance of YouTube subtitles using CSS, without replacing the existing subtitles.

The add-on seamlessly integrates with the YouTube platform, allowing users to access the customization options in the browser or by clicking the "Advanced" button in the subtitle options menu within the YouTube player. Once the options are accessed, users can modify the appearance of the subtitles to their liking.

This add-on is a great tool for those who rely on subtitles while watching YouTube videos. It provides additional flexibility and control over the subtitles, allowing users to make them more visually appealing or easier to read. To enjoy the customized subtitles, simply make the desired changes, refresh any open YouTube pages, and enjoy an enhanced viewing experience.