"Use antivirus protection. Buy and download antivirus software from a reputable source such as McAfee, Norton, or Symantec. Beware of free antivirus software, as it can contain malware. The iOS operating system has antivirus software built in..."

Do people still really install anti-virus? Isn't it just another vector for attack since they themeselves use exploits to manipulate the OS?

Linux for desktop, pixel or iOS for phone. Signal for communication, fastmail or Gmail on g suite for email.

Minimize installed apps on phone Run JavaScript blocker on Firefox if you're using an Android (and on your desktop).