Search.newfileconvertertab.com is a hijacker that was likely attached to freeware, which is how it managed to infect your system. Hijackers can sometimes be found added to freeware, and if they go unnoticed, they would install without the user actually noticing. These types of infections are why it is crucial that you pay attention to what programs you install, and how you do it. Redirect viruses are not exactly harmful infections but they do perform some questionable activity. Your browser's homepage and new tabs will be modified, and a strange web page will load instead of your usual website. They also modify your search engine into one that could inject sponsored links into results. You are rerouted because the browser hijacker aims to boost traffic for some web pages, which earns income for owners. You should also know that if you get redirected to a malicious web page, you can easily get your OS infected with a malicious threat. And you do not want to get malware because it would be a much more severe. In order for people to see them as useful, redirect viruses try to seem very useful but the reality is, you can easily replace them with proper extensions which aren't actively trying to redirect you. You may happen upon more content you would be interested in, and it is because the browser hijacker is collecting data about you and following your searches. Furthermore, questionable third-parties could be given access to that info. Therefore, remove Search.newfileconvertertab.com, before it can do any harm.
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