Hi please search for Programs & Features. It is still in there. Please see if anything is installed that you do not know about for this and toolbars ect. Uninstall as see fit. https://support.mozilla.org/en-US/kb/how-to-set-the-home-page Please use more than 1 scanner as each uses diff tech : *https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-caused-malware Save your Report and google each before deleting anything as do not want to delete something you need, If need help : *https://forums.malwarebytes.com/topic/9573-im-infected-what-do-i-do-now/ Post in only 1 forum, then wait. Please let us know if this solved your issue or if need further assistance.