Since your profile picture and cover photo are always public, consider using a non-identifying image, such as a photo of a landscape, a logo, or an abstract design. This gives you privacy without compromising your ability to use the platform.
A legitimate viewer only needs the public URL of the profile. If it asks for your password, it is a phishing scam . facebook profile picture viewer url free
By identifying the unique User ID (UID), you can often force the browser to call the source image directly. How to Find a Facebook Profile Picture URL for Free Since your profile picture and cover photo are
The most reliable, free way to view a full-size Facebook profile picture is by altering the URL in your web browser. This trick forces Facebook to display the original, uncropped image file. If it asks for your password, it is a phishing scam