杀毒软件怎么下啊请帮帮忙吧谢谢

360杀毒软件

http://sd.360.cn

microsoft security essentials（微软杀毒软件）

http://www.microsoft.com/security_essentials/ Comodo Antivirus

http://www.comodo.com/home/download/download.php?prod=antivirus PC Tools AntiVirus 免费版本

http://www.pctools.com/cn/free-antivirus/

AVG Anti-Virus Free Edition

http://www.avgsafe.com/avg_anti_spyware/AVG_Anti-Virus_Free_Edition.html 小红伞

http://www.free-av.com/en/download/index.html

avast!

http://www.avast.com/cns/download-avast-home.html a-squared

http://www.emsisoft.com/en/software/free/

金山毒霸日文版

http://kingsoft.jp/is/

Panda Cloud Antivirus

https://www.cloudantivirus.com/zh

这些都是免费杀毒软件