Notifications are not secured in nokia asha 210

my sister is having nokia asha 210.i logged into facebook account in her phone and after logging out my account she is still getting notifications and half message and there is only an option to disable it but i wanna remove notifations what should i do. help me.
Go to Solution.

Try logging in again using the Facebook app and turn off 'Push Notifications' in the settings. Log out and ask somebody to send you a message.
Let's see if this worked or not