Facebook is displaying annoying pop ups within the browser page - see the following screenshot, lower left corner:
How do I stop these? I have blocked facebook notifications in Chrome, so I guess this is not this kind of notification. This is probably directly in the Facebook html page, right? So probably the solution lies somewhere in the Facebook setting?
Note that I don't want to disable these notifications completely, I want to have them available in the notifications "mailbox".
I tried to go to https://www.facebook.com/settings?tab=notifications but I don't see any corresponding setting there:
