When you block someone, Facebook erases the "viewer history" for the Story currently active. When you unblock, you are a "new viewer" to that specific story.
Facebook’s architecture is built on a notification system that links the viewer's profile ID to the story data. Consequently, the platform itself offers no native "ghost mode" for stories. This void has been filled by a cottage industry of third-party websites and applications known as "Facebook Story Viewers." facebook story viewer anonymous
These techniques rely on manipulating how the Facebook app syncs data to prevent your view from being registered on their servers. Airplane Mode Trick When you block someone, Facebook erases the "viewer
: Many sites ask for your Facebook login credentials. Never provide your password to these services, as it is a common way for accounts to be stolen. Consequently, the platform itself offers no native "ghost
Sometimes, for public profiles. They scrape publicly available data using Facebook's API loopholes.