Up to now, Kaspersky has always been approved to be the most popular and effective antivirus and anti-spyware tool by most computer users. While, many users often get in trouble when install it. This article gives step-by-step guide of Kaspersky installation.

Firewall is software that monitors the ingoing and outgoing traffic from your PC. It’s a crucial component in protecting you from online threats. People usually installed anti-virus, anti-spyware but often they forgot to install it. So firewall is a more basic security tool for computer users.