How to activate the built-in antivirus on a Samsung Galaxy (Android 7/8/9)

This tutorial video will show you step by step how to activate the built-in antivirus on a Samsung phone with Android 7, 8, 9, and 10.

Device security is a malware (virus) scanner from McAfee that comes pre-installed on many Samsung Galaxy phones that have Android 7, 8, 9, and 10.