There always exist viruses and malware on the internet because some people always want to do bad things. Therefore, you should learn to protect yourself on the internet, just like using Systweak Antivirus. It has the ability to against viruses, malware, and some other threats to your computer and protects all your files and information in good condition. Also, Systweak Antivirus will regularly scan the threats to your computer for prohibiting unpredictable invasion, including USB connection, which is one thing that Systweak Antivirus will never miss to have a look at. In a few words, your computer with Systweak Antivirus is just like a solid castle!