Disclosed is a method for controlling an amount of data that is to be tethered during a tethering operation, including identifying electronic devices to which data is to be tethered, displaying a list of the identified electronic devices, displaying a setting screen for setting a maximum amount of data that is to be tethered during a tethering operation, in response to a user input through the setting screen, setting a maximum amount of data that may be tethered during the tethering operation, providing tethering usage of the data to the electronic devices, determining an amount of data tethered to the electronic devices, and automatically terminating the tethering operation with respect to the electronic devices in response to the amount of data tethered to the electronic devices corresponding to the set maximum amount of data to be tethered during the tethering operation.