I use avast which a good program and is free for non commercial use. I also use SpyBot Search and Destroy to mop up any spyware that avast does not get. Between the two I think that you would get better protection than Microsofts offerings.
Spyware Anti-Virus
There are many free anti virus out there but these 3 seem to get the best reviews. They are Norton Antivirus, AVG and Mcafee. After you have tried out any of them you can buy it at a reduced rate.
There is a huge market for free virus scan and protection software, though many of such do not offer as great protection as Norton Anti-Virus, they are still worthy for general use. The more famous brands that are both free and include great protection are MalwareBytes and McAffee.
Yes, try avast anti-virus or malware bytes anti-malware.
Free virus protection can be found on many online providers. An example of such is AVG Free. It is highly recommended for all computer users to use a anti-virus program.
I personally recommend Avast and Microsoft Defender. However I also use the windows firewall and the firewall on my router for added security The popular website cnet.com lists AVG Anti-Virus Free Edition as one of the best anti-virus free software packages available.
Some programs such as McAfee and Norton Anti-Virus have free 30 day trials that you can download. Other known downloads are Microsoft Security Essentials as well as AVG Anti-Virus Free.
The Anti-Virus Guard, AVG, is one option for a free virus protection software. One can also try Avast. McAfee also provides a free download for virus scanner to protect your computer.
There are many websites which offer free virus scanning. AVG offers free anti virus protection. McAfee and Bitdefender also have free virus scanners which one can download.
"You can get a free trial of Norton's anti-virus system, but note that it only lasts a month (or a couple of months at the most) or so. You should consider buying one with a warren-tee."
Free Anti Virus 1. AVG Free Edition 2. Avast! Home Edition 3. AntiVir Personal Commerical Anti virus software 1. Kaspersky Anti-Virus 2. NOD32 AntiVirus
There are several good free virus protection programs available for download. My personal suggestion would be to try AVG's free virus protection. There are several downloadable anti-virus programs for free. Try http://www.avg.com/us-en/homepage or http://www.freedownloadscenter.com/Utilities/Anti-Virus_Utilities/Norton_Antivirus.html.