10:20 UPDATE: Instagram is back up
The world’s biggest websites are being hit by a series of outages in a significant global internet problem.
Facebook, Instagram, WhatsApp and more are all suffering from problems that are stopping people getting online through websites and apps.
It is not clear if the outages are connected. But they all mysteriously began at the same time, and are being felt across the world.
WhatsApp photos, videos, and voice notes are currently down.