Facebook Video Downloader

What "public" actually means on Facebook

Facebook is the most access-gated platform this tool set touches, and almost every complaint traces back to one misunderstanding. "I can see it" and "it is public" differ, because you are signed in and the tool is not. Five tiers, five behaviours.

A public Page video. A Page is public by design. Its videos go to anyone, signed in or not, and are what search engines index. This tier works.

A public post on a profile. A person can set one post's audience to Public, and that post reads signed out. The setting belongs to the post rather than the profile, so two videos from the same person behave differently. The globe icon by the timestamp is the tell.

A friends-only post. Facebook checks the relationship between viewer and poster before serving anything. No account, no relationship, no file. The gate is on the server, so no URL trick gets around it.

A group video. A public group reads signed out, so its videos behave like Page videos. A private group's content goes to members only, checked on every request — the same audience-scoping problem shows up on X. "Visible" versus "hidden" controls whether the group turns up in search, never what is inside. Most people asking why a group video will not save are in a private group reading that label as if it meant public.

A Story. Audience-scoped, gone in 24 hours, never served signed out, even for a public Page.

A downloader that never sees your login reaches the first two tiers. That is the whole list.

Why nobody honest can build a private Facebook video downloader

A private video is private because Facebook checks who is asking, before a byte is sent, against an authenticated session. A tool with no session gets the refusal a signed-out browser gets, and no clever request has changed that in years. So when a page advertises private downloads, one of two things is happening.

The first is that nothing is happening. The tool takes your link, spins, then returns a generic error or a thumbnail, collecting ad impressions on the way to failing.

The second is worse, and it is a documented pattern here: the tool asks for something belonging to your account. Sometimes that is a login form on a page that is not Facebook, which is phishing with a download button on it. Sometimes it is dressed as a technical step, the instruction to open the video's page source in your signed-in browser and paste it into a box. That sounds harmless because no password is typed, but what you paste was generated for your authenticated session and carries session-scoped identifiers and media addresses signed for you.

We build neither. If a video needs your account to be seen, the only safe copy comes from Facebook itself: Download Your Information for your uploads, or asking whoever posted it. A worse answer than the other pages give, and the true one.

How Facebook actually serves the file

The post lives on facebook.com. The media comes from fbcdn.net, at an address generated per request on a hostname that varies by region. Three consequences follow, and they explain most of what looks like a broken downloader.

Standard and high-definition are separate files at separate addresses. Facebook transcodes an upload into more than one rendition and hands the player whichever the connection justifies. The high-definition one is not always produced, particularly on older posts, low-resolution uploads, and in the minutes after posting while transcoding runs. Facebook's upload guidance targets 1080p, so a page promising 4K describes something unstored.

Media addresses expire. They carry a signature and an expiry, so one that worked ten minutes ago errors later. That is why a saved media address never works twice and why every fetch starts from the post again.

The link you paste is rarely the canonical one. fb.watch, /share/v/ and /share/r/ links redirect to the real post address. A Reel sits at /reel/<id>, a feed video at /watch/?v=<id> or /<page>/videos/<id>/, older posts at permalink.php?story_fbid=.... All can point at the same media, and a tool matching one shape only is why a link "isn't supported" elsewhere.

Worth knowing: Facebook has been folding all video into Reels regardless of length or orientation, and renamed the Video tab to match. The front end is converging. The stored URL shapes have not.

Watermarks, honestly

This is one of the biggest searches in the cluster and it is usually answered dishonestly, so here is the truth.

Facebook does not stamp a logo onto feed video. The file behind a normal post is a transcode of what the uploader supplied, carrying no Facebook branding. Nothing needs stripping, and a tool claiming it removes a Facebook watermark sells a step that does not exist. What matters is what a tool adds: some paste on a logo or an end card. We add nothing.

The real case is different. A short vertical video cross-posted from Instagram often carries the Instagram username burned into the picture, because whoever posted it saved it from Instagram first and re-uploaded that file. Those pixels are the image. No downloader removes them, since there is nothing underneath to restore, and software promising otherwise guesses at replacement pixels and leaves a smeared patch. The only fix is upstream: ask the creator for the master file.

Quality ceilings, by what you paste: a feed or Watch video tops out around 1080p, often 720p when older, in MP4 with two renditions where high-definition exists. A Reel comes back 1080x1920 MP4, vertical, and may carry a stamp burned in elsewhere. A live replay comes back at 1080p or lower, only once processing finishes. A 360 or VR video saves flat, with the projection metadata lost.

Save it, cut it, repost it

Most people saving from Facebook are keeping their own uploads or collecting reference.

Unsora handles what comes next. AI clipping cuts a long video into captioned shorts, and the schedulers, Facebook's included, queue a week of posts to Facebook, Instagram, TikTok, YouTube, Bluesky and LinkedIn. Save, cut, repost — all of it callable over one MCP connection from the AI tools you already use, from $19/mo with a 3-day free trial.

Next steps

Same video on YouTube? download the YouTube original.

Posting it back to a Page? line it up on the Facebook scheduler.

Running a Page? clip long videos into Reels.