Chrome has a large marketshare, in part, because Google paid to have it installed along with free software (such as free antivirus utilities) through the use of

Chrome has a large marketshare, in part, because Google paid to have it installed along with free software (such as free antivirus utilities) through the use of dark patterns. Users who do not pay attention during software install wizards ended up with Chrome installed and changed to their default browser without knowing how it happened.