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.

Routine maintenance' cause of six-hour Facebook platforms outage

Why Facebook, Instagram, and WhatsApp All Went Down Today

Optus outage update: Services back for all customers, cause

Facebook apps stop working for some users days after massive

Here's What Facebook Says Triggered the Massive Outage on Its Apps

Facebook Explains What Happened in Massive Blackout: 'We're

Facebook and Instagram are down for many users

Facebook, Instagram offline in major outage

Facebook and Instagram are down, so here's the best of what people

Facebook - Wikipedia

Facebook Outage Worst in More than 10 Years, Could Be Cyberattack