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It has over 2.7 billion active users so the company has been keen to highlight its privacy and security features recently. Below we go through all the different privacy features that are available to WhatsApp users to make sure that you can keep your messages safe and private. Cancelling read receipts stops that awkward issue of someone wondering why you haven't replied despite seeing their message. The same goes for read receipts, apart from in group chats. All of these features can be updated by opening the app, clicking on settings and then choosing privacy.