How to download private videos from Facebook? 

Note: You will need to be logged into your Facebook account on your computer’s browser before you can start downloading the private Facebook video.

1. Enter the URL of the private video from Facebook

2. Copy the link and open it in a new tab.

3. Copy all the source code of the page

To copy the entire page source, if you are on the Windows desktop, use the keyboard shortcut Ctrl + A to select all the text and Ctrl + C to copy the text; if you are on the Mac desktop, use command + A and command + C.

4. Paste the page source into the input box and click Download

5. Download the video to your device.