Also question is, why does Facebook give me random notifications?
It's Facebooks way of getting you to use more Facebook. They send these notifications to people who haven't had much of interaction on facebook to have a page full of notification. Unfortunately, the way to get rid of these is to use more Facebook, get more friends and to interact with them.
Likewise, why does Facebook notification but nothing there? It's probably either a cache invalidation problem (essentially where something received a message registering that you have unread notifications, but hasn't received the message telling it that you've opened them yet) or some kind of deliberate effort on Facebook's part to get you to keep opening the app in order to
Keeping this in consideration, why do I get someone else's notifications on Facebook?
If you're receiving email or text notifications about a Facebook account that doesn't belong to you, it's possible that someone tried to add your email or mobile phone number to an account, or create a new account using your email or mobile phone number.
How do I stop someone from getting notifications about me on Facebook?
To turn off notifications off for a person:
- Go to their profile.
- Click "Friends"
- Unselect "Get Notifications"