An information processing and display device may include a display device, an input unit that accepts user operations, and a processing unit that performs processing related to a plurality of functions according to a program stored in a storage unit. The processing unit sets a plurality of divided regions on the display and can change demarcation of these set divided regions according to a user operation. When executing a process of generating display data related to the plurality of functions by dividing the information display related to the plurality of functions into a plurality of divided regions, the processing unit prioritizes execution of a process related to a function for which information is displayed in a divided region set to be the largest among the plurality of functions over processes related to other functions.