If you’ve already clicked Agree, you can still reverse your decision for the next 30 days. Simply open WhatsApp and go into Settings > Account, then untick Share my account info.
WhatsApp encryption information
Chances are you’ve probably sent a fair few WhatsApp messages already today. As of 5 April, all those messages are now encrypted end-to-end – provided you have the most up to date version of the app downloaded on your iPhone, Android, Nokia, Window or BlackBerry smartphone handset. Here we break down what the somewhat confusing issue means for you - what is WhatsApp encryption? Also see: Best WhatsApp Messenger tips and tricks