"Browser hijacking" is a common type of online attack in which hackers take control of your computer's Internet browser and change how and what it displays when you're surfing the Web.
If you keep your computer updated with the latest security software and updates, and practice safe Internet browsing, you're already doing a lot to keep the hijackers away.
But if your browser has already been "hijacked," there are several ways you can free it from the hackers and restore its settings.
Find out how to from Microsoft Security At Home website.