Xiaohongshu
Open a note with embedded video and let SaveV inspect the loaded media. The generic path is the backup when the site does not expose a simple file.
Step 1
Install SaveV
Make sure the extension is active.
Step 2
Open a note with video
Use the note detail page rather than a grid preview.
Step 3
Try SaveV Download
If a direct source is available, the button should start a download.