People frequently reuse the exact same profile picture across multiple networks. Search their name on Instagram, LinkedIn, X (Twitter), or TikTok, where their privacy settings might be more relaxed.
Some of these have garnered enough attention to end up in browser stores. For instance, certain Chrome extensions claim that by simply right-clicking on a profile page and selecting "Unlock full-size profile picture," you can bypass Facebook's safeguards. fb private profile picture viewer online
Most "viewers" that actually work only access data that is or cached on search engines. They cannot bypass encrypted, locked, or restricted private profiles. Are Online Profile Viewers Safe? People frequently reuse the exact same profile picture
Downloading "viewers" can infect your device with harmful software Data Theft: fb private profile picture viewer online