Electronic device, server and recording medium supporting task execution using external device

An electronic device is provided. The electronic device includes housing, a touch screen display, a microphone, a wireless communication circuit, a processor, and a memory. The memory stores a software program including a user interface supporting the control of at least one external device based on a user account, and the memory stores at least one instruction that, when executed, causes the processor to receive a first user input for connecting the electronic device to a first external device, to receive a second user input corresponding to a request for performing at least part of a task by using the first external device, to receive a first response including a sequence of states from the second external device to perform, by the first external device, the at least part of the task depending on the sequence.