"Windows Defender helps you stay productive by protecting your computer against pop-ups, slow performance and security threats caused by spyware and other potentially unwanted software." as for your other "form of Norton scan", that could be anti-virus, or anti-spyware, or anti-rootkit, or
Paid antivirus vs. Windows Defender: Do you really need to May 01, 2020 The Best Mac Antivirus Protection for 2020 | PCMag Even Macs Need Antivirus Protection. You surely remember the TV ads with the sniffling, virus … Do you Need Antivirus Software on Windows 10?- Tech Advisor
May 01, 2020 · Microsoft has started taking endpoint security seriously, and as such the current Windows Defender is often found to outperform a lot of the third-party dedicated best antivirus software options If your laptop or PC didn't come with any other antivirus software pre-installed then Windows Defender will already be protecting your system. Given that Defender's protection is just as good as
Mar 24, 2016
Free Antivirus Software: Top free, legal PC and Mac Even dedicated antivirus software (see the best free protection) needs to be updated, and do a full system scan once a week. Mac (and Linux) users have slightly less to worry about in terms of viruses, as there still aren't as many floating about for them.