WhatsApp allows users to share their location, images, and statuses with friends and family. Unlike traditional text messages, WhatsApp uses end-to-end encryption to ensure the privacy of their messages. However, the app does allow some data to be shared with Facebook by early 2021. Although it is free, voice and video calls do use up data when not connected to Wi-Fi. Before you download the app, make sure you know how to protect your privacy. First, make sure that you are not opening links from unknown contacts or clicking on links in spam messages. Such links can be viruses or...