Facebook users in the US can nominate someone to manage their personal page after their death, allowing a close relative to turn the page into a memorial if they wish. Until today the company did not allow the feature in question for users in Europe. 
Today, however, for the first time, it has begun to enable users living in Europe.
How can it be done?
Once Facebook is notified that someone has died, it shows the designated person a button that allows them to “manage” that page. The possibilities provided by the social network allow publications change your profile picture and panel picture and respond to friend requests.
Το κοινωνικό δίκτυο επιτρέπει επίσης να δώσετε σε κάποιον τη δυνατότητα να κατεβάσει σε ένα αρχείο όλο το περιεχόμενο και τις δημοσιεύσεις του Facebook, εκτός από τα προσωπικά messages.
Once the new feature is already available and in Greece, and you can designate an heir from the route you will find in the link below
You can also ask Facebook to permanently delete your account after your death.
