Norton 360 antivirus protects you out of the box, automatically blocking malware and even preventing suspicious-looking programs from accessing your webcam without your permission. Those are just basic security features, though. Some of Norton 360’s most useful features—cloud backups, VPN, dark web monitoring, built-in software updater—won’t do anything until you set them up. Here are the first settings you should change after installing Norton 360 if you want to take full advantage of this security suite. Note: To find these settings, open the Norton 360 application from either your Start men…