No. Facebook does not send a notification when someone saves or inspects a cover photo. The only risk is if you repost it publicly.
Ethically, the act of attempting to download content that a user has explicitly chosen to "lock" raises significant concerns regarding consent. When a user activates a profile lock, they are signaling a clear boundary: they do not want their content to be viewed or saved by the general public. Respecting these digital boundaries is a cornerstone of responsible internet citizenship. Just because a photo exists on a server does not mean the public has an inherent right to possess it. Furthermore, downloading and repurposing the imagery of a verified profile can lead to issues regarding copyright infringement or impersonation, both of which carry legal and platform-specific penalties. download facebook cover photo of locked profile verified
via the "Your Information" section in settings to retrieve original files. Ethically, the act of attempting to download content
Several methods have been proposed to download Facebook cover photos, including: Just because a photo exists on a server
If the profile is yours (even if locked):
Despite the lock feature, there are three primary ways users attempt to access these images. Here is an analysis of their effectiveness.
When a user locks their profile, Facebook restricts access to their photos to friends only. However, assets, even on locked profiles, because they represent the visual header of the page.