Searchnu.com/406 is a browser hijacker which corrupts your default search parameters and modifies your home page and search engine. Its installation into your PC and close integration with your browser is a result of you installing some other program, primarily free application which you downloaded online for free. Would you like to remove searchnu.com/406 from your browser and reset its settings to the default parameters? Keep reading these instructions that will help you get rid of this potentially unwanted program from your system.