Facebook introduced the feature to give users more control over their privacy, particularly in regions where digital safety is a high concern. What happens when a profile is locked:
to most users in the United States or Europe, though similar privacy can be achieved by manually setting all posts and photos to "Friends Only". Lock your Facebook profile | Facebook Help Center
Marcus hit .
The most dangerous type. The site prompts you to download a "viewer tool" (a .exe or .apk file). This is almost certainly keylogging software, a Remote Access Trojan (RAT), or adware.
As a user, if you use such a tool, you risk:
If a website claims to bypass this, it would require one of three things: