A network upgrade will be conducted this month, as below, and may affect some self-subscription services. If you encounter difficulty, please try again when service has been resumed (according to the following times). We apologize for any inconvenience.
Postpaid mobile service – 2am to 2:30am on July 9
Prepaid mobile service – 2am to 2:30am and 5am to 5:30am on July 9