When installed on a computer, the OptimalTool browser hijacker will redirect your browser search queries through OptimalTool Search, which will redirect to search result pages from. To do this, OptimalTool uses a browser extension or program. OptimalTool is a malicious program that hijacks your browser homepage and search engine and displays unwanted advertisements not originating from the sites you are browsing. Removal instructions for OptimalTool browser hijacker.

How was OptimalTool installed on my computer?.