Hello, I have a problem with Google Chrome. I can't change the default search engine. It is some Web chromesearch.today:
The check box next to "Search engine used in the address bar" is not active. It looks like this: (1)
ADW cleaner and Malwarebytes Anti-Malware have not detected anything. Is this a "hard" virus or spyware etc. to detect? How to fix it?

The check box next to "Search engine used in the address bar" is not active. It looks like this: (1)

ADW cleaner and Malwarebytes Anti-Malware have not detected anything. Is this a "hard" virus or spyware etc. to detect? How to fix it?