Hide My Email: This long-requested feature allows Apple email users to generate new and random email addresses for social media and ecommerce sites. Mail Privacy Protection blocks these pixels and obfuscates your email behavior. This pixel allows senders to monitor information such as what other apps you use, how long you spend reading through email, and other personal information. Mail Privacy Protection: Ecommerce, social media sites and newsletters often embed a so-called 'tracking pixel' in marketing messages. Here's how to download and install iOS on your iPhone:Īt the core of iOS 15 are a series of privacy updates designed to block ad trackers, cloak web browsing in Safari, and enhance user privacy by reducing the amount of information popular apps like Facebook can gather about user behavior.