What is Search By Zooms? The Malwarebytes research team has determined that Search By Zooms is a search hijacker. These so-called “hijackers” manipulate your browser(s), for example to change your startpage or searchscopes, so that the affected browser visits their site or one of their choice. https://forums.malwarebytes.com/topic/241816-removal-instructions-for-search-by-zooms/