Looking for some alternatives to Norton AntiVirus?
Here’s a few:
Virus, Spyware & Malware Protection | Microsoft Security Essentials
Microsoft Security Essentials provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software
https://www.microsoft.com/security_essentials/
Another option is from AVG:
AVG Anti-Virus Free Edition 9.0
AVG Anti-Virus Free Edition 9.0Basic antivirus and antispyware protection for Windows available to download for free. Limited features, no support, for private and non-commercial use only. https://free.avg.com/us-en/download
or download direct here: