Facebook says sorry for mass outage and reveals why it happened

Facebook has apologized for the mass outage that left billions of users unable to access Facebook, Instagram, WhatsApp and Messenger for several hours.

Optus outage update: Telco reveals cause of network failure, but

Facebook says sorry for mass outage and reveals why it happened

Facebook, Instagram and WhatsApp Outage: What to Do When Your

Facebook - More details about the October 4 outage : r/programming

Facebook and Instagram are down for many users

Australia's Optus Hit by Nationwide Outage, With No Cause Revealed

Facebook, Instagram, WhatsApp hit by global outage

Facebook Revealed Why It Went Down For Hours & It Cost Mark

Services resume after WhatsApp, Facebook, and Instagram go down

Optus reveals the cause of the blackout that switched off the