An electronic apparatus includes: a memory; a storage; and a processor, wherein: the electronic apparatus is configured to execute a plurality of processes as data of the plurality of processes is loaded into the memory based on execution of at least one program stored in the storage, the processor is configured to: identify a function currently running among a plurality of functions providable by the electronic apparatus, and based on a relationship between the plurality of processes and the identified function, terminate at least one process among the plurality of running processes, and allow a storage area of the memory loaded with the data of the terminated process to be available for another process.