Electronic device and method for connecting device thereof

A method of operating an electronic device, the method comprising:

• determining an operation mode of the electronic device based on a user input;
• based on determining of a first operation, producing a string information and first connection information for device connection to an external electronic device, wherein the string information includes a string related to a user utterance for supporting device connection and guide information related to a device connection method;
• transmitting a string of the string information and the first connection information to the external electronic device;
• receiving a connection request associated with the first connection information from the external electronic device,
• performing connection to the external electronic device based on communication scheme associated with the first connection information,
• based on determining of a second operation, receiving a user utterance;
• obtaining a first string related to the user utterance and a second string and second connection information related to connection to the external electronic device based on matching between the first string and the second string;
• if the first string and the second string are identical, determining a connection method for performing connection to the external electronic device based on the second connection information;
• based on the determined connection method, changing a state of the electronic device to a state of being connectable to the external electronic device;
• and
• performing connection to the external electronic device based on the determined connection method.