RELATED: Use Smart Lock in Android 5.0 and Never Unlock Your Phone at Home Again. For example, lock screen widgets have given up the ghost, and Face Unlock is now a Smart Lock setting called “Trusted Face.” That makes the lock screen security menu a breeze to navigate. 1. Most of us live on our phones, with financial information, calendar appointments, family photos, and more stored on our devices. So, an Android security update is an accumulative group of bug fixes that can be sent over-the-air to Android devices to fix security related bugs. Further reading: Find new uses for that old Android phone or iPhone. More phones run Android than any other mobile OS, and there's a correspondingly huge variety of malware. You'll see stock Android 10 screenshots below; the functions may be a bit different on your device. Worse, most Android phone models stop getting Android OS upgrades after two years, and some never get monthly security patches at all. Even if you skip the entire set-up process and ignore every safeguard prompt, your Android phone still does plenty to keep your information safe. Why are security patches important? Android security has a questionable security reputation, mainly because no one owns it. Here’s how to keep your Android phone secure. Mobile security is a big deal, probably now more than ever. The first thing you’ll want to do is get into the Settings menu. In other words, no one regulates what can or cannot be offered as an Android app, or even what can be sold as an Android phone. Let's look at some essential built-in security features of Android everyone should know how to use. Losing your device---whether out and about or under the couch---can be scary. Android security: Default protection. After all, any Android phone running Android 6 or earlier hasn't been getting any security updates since earlier this year. Based on our testing, these are the best Android … Android OS Phone Security. That's where the best Android antivirus apps come in. Find My Device.