An electronic device includes: a communicator comprising communication circuitry configured to communicate with a server, a memory storing one or more instructions, and a processor configured to execute the one or more instructions stored in the memory to: set an operation according to a connection release of the communicator to be skipped based on receiving first operation mode change information in a normal mode and enter a suspend mode from the normal mode, skip the operation according to the connection release based on receiving connection release information from the communicator in the suspend mode, and switch from the suspend mode to the normal mode based on receiving second operation mode change information after receiving the connection release information from the communicator and release setting to skip the operation according to the connection release of the communicator in the normal mode.