I have installed afree program that came with other software like Sound…. It changed my search engine to www-mysearch. I have tried to delete this hijacker with the help of malwarebytes, but when I started my browser again its default search engine still www-mysearch.com. Please help!!!
Download AdwCleaner http://www.myantispyware.com/download/adwcleaner Run and perform a scan. Once completed, click a Clean button.
Next step depends on the type of browser you use.
If you use Internet Explorer, then follow the steps http://www.myantispyware.com/2016/03/07/how-to-reset-internet-explorer-settings-to-default/
If you use Firefox, then follow the steps http://www.myantispyware.com/2016/02/07/how-to-reset-mozilla-firefox-settings-to-default/
If you use Chrome, then use the instructions http://www.myantispyware.com/2016/01/06/how-to-reset-google-chrome-settings-to-default/