The recent change in WhatsApp’s privacy policy has triggered major concerns among users about how WhatsApp and its owner Facebook will be using user data for ads. This has made a lot of WhatsApp users switch to Signal messenger. Signal gained a lot of praise of late after it came to the forefront that it collects almost no personal details compared to Facebook-owned WhatsApp. Having said that there are few hidden settings in Signal which enables more privacy and makes it almost difficult for third parties to track messages at all. Here are 11 things you can do on Signal to make your chats secured entirely. While some of the features are there on WhatsApp as well it is not as effective. <br />