Facebook Downloader: Save Public FB Videos Easily with Fdown
Not every Facebook video can be saved, and the reason is usually its privacy setting. A public video can be opened by anyone with the link, while a private one, such as a friends-only post or a closed-group video, is limited to chosen people. A Facebook downloader can only work with what is publicly visible, which is why Fdown .uk supports public videos and Reels but not private content.
If you want to download FB video, open the link in an incognito window first. If it plays without logging in, it is public and a Fdownloader should be able to read it. If it asks you to sign in, ask the uploader for permission or a copy. Fdown also reminds users to save only what they own or have permission to use.