How to Enable Facebook's New Dark Mode on iPhone
by Brendan Hesse from Lifehacker on (#555SS)

Facebook's iOS app is finally getting an official dark mode. Just like the dark modes in Facebook's other apps-Messenger, Instagram and Whatsapp-turning on dark mode swaps the iOS app's default white and blue interface with a black and grey theme. And it looks great, and should please those of you who haven't already...