If you have a user’s Facebook ID, you can use the Facebook Graph API to call specific image dimensions.
https://www.facebook.com/photo.php?fbid=[PHOTO_ID]&size=full facebook profile picture viewer url
Facebook patched this loophole years ago. While you can still technically manipulate URLs to see the public version of a profile picture (as discussed later), the API no longer allows you to bypass privacy settings to see photos set to private. Yet, many scam websites continue to claim they possess If you have a user’s Facebook ID, you
Understanding the Facebook Profile Picture Viewer URL A is a direct link or technical method used to see a user’s display photo in high resolution, even when their profile is restricted or "locked." While Facebook’s default interface often limits how you can interact with profile pictures for privacy reasons, various URL-based tricks and third-party tools can help you view these images in their original, full-sized quality. 1. How to Find a Facebook Profile URL Yet, many scam websites continue to claim they