A setup change task setting device includes a number-of-feeders acquisition section configured to acquire the number of feeders required to be replaced in a wheeled table on which multiple feeders supplying components are installed to be replaceable during a setup change in which a board on which the components are mounted is changed from a current board type to a next board type in a component mounter in which the wheeled table is provided to be exchangeable, a task comparing section configured to compare relative merits of multiple types of setup change tasks in the wheeled table provided in the component mounter based on an acquisition result from the number-of-feeders acquisition section, and a task setting section configured to set any of the multiple types of setup change tasks for the wheeled table based on a comparison result from the task comparing section.