Supported URL Formats
ThumbGrab supports all standard YouTube URL formats. Here's a complete list:
Standard Watch URLs
https://www.youtube.com/watch?v=dQw4w9WgXcQ
https://youtube.com/watch?v=dQw4w9WgXcQ
http://www.youtube.com/watch?v=dQw4w9WgXcQShort URLs
https://youtu.be/dQw4w9WgXcQ
http://youtu.be/dQw4w9WgXcQYouTube Shorts
https://www.youtube.com/shorts/VIDEO_ID
https://youtube.com/shorts/VIDEO_IDEmbedded URLs
https://www.youtube.com/embed/dQw4w9WgXcQURLs with Extra Parameters
ThumbGrab automatically handles URLs with additional parameters:
https://www.youtube.com/watch?v=dQw4w9WgXcQ&t=42
https://www.youtube.com/watch?v=dQw4w9WgXcQ&list=PLxxxxxWhat Doesn't Work
- Playlist URLs without a video ID
- Channel URLs
- Private videos (thumbnails may not be accessible)
- Age-restricted videos (some resolutions may be unavailable)
If you paste an unsupported URL, ThumbGrab will show an error message explaining what went wrong.