Are white hats testing their system over rides? Are black hats testing their "kill internet" button?? Post your theories below Edit: seems to be an iPhone only issue, not Android
Edit 2: first news article
"Mystery mass logout has Facebook users wondering why – WKRG News 5" https://www.wkrg.com/top-stories/mystery-mass-logout-has-facebook-users-wondering-why/amp/
Just dropping back in to add a little bit more information. Users discovered this morning that their devices had been logged on all over the country. My Mr’s was logged in MA.... Instructions to ensure you are not logged in else where on the fakebook: iPhone /apple users : go to the security section of ur Facebook options ( 3 lines top right corner of ur homepage). Settings then security and log in. click active logged in sessions Log off them all & log back in -check all of your devices ensure that you are compromised.
also looks like they added a new setting to track you in other apps