WhatsApp quietly updated for iPhone Duo a day before launch

WhatsApp appears to have rolled out an iPhone Duo layout a day before Apple's first foldable reaches customers. Users on Reddit spotted the updated app on Thursday morning; WhatsApp had not been among the apps ready for the Duo at launch.

• WhatsApp now has an iPhone Duo layout
• The update landed a day before the device ships
• WhatsApp was previously not ready for iPhone Duo
• Users are discussing the update on Reddit