The script provides a series of much-needed enhancements for YouTube, including: 1) an optimized video details page layout, 2) free video downloading, 3) video screenshots, 4) dark/light theme switching, 5) video fast‑forwarding, and more.
< Feedback on Enhancer for YouTube™: New Layout, Video Downloader, and More Features
I enabled the video details page interface optimization.
When clipping, no operation is possible. Clicking it will prompt whether to discard the clip as shown in the figure