au, 3G mobile phone service "CDMA 1X Win" "Garakae" will be completed at the end of March next year, smartphone and iPhone4s

On March 31, 2022, KDDI and Okinawa Celler announced that it will end the au's 3G mobile phone service CDMA 1X Win (hereinafter referred to as the service).

With the end of the service, the model compatible models and the au high -quality calling service "au VoLTE" (hereinafter, not compatible models) and UQ Mobile's "VoLTE non -compatible SIM Card" service is 2022.It will not be available after April 1 year.

■ background

The service started in November 2003, and VoLTE -compatible models were sold in September 2012.However, with the spread of 5G, 4G LTE, which can be high -speed data communication, and "au volte", which can speak high -quality calls, the number of users of the service has recently decreased.

By terminating the provision of the service this time, the frequency is effective, and it will create an environment where users can use au and UQ Mobile mobile phone services comfortably.

■ Response to target users

Users (hereinafter referred to as the users of the target) who are using the Service and VoLTE -compatible SIM card services and VOLTE -compatible models (hereinafter referred to as the target users) will need to change the model to 5G or 4G LTE compatible models. Become.

The target users can perform administrative procedures for free, and users who use the service can use services that can be exchanged for some models for free.

If the target user is not changed by March 31, 2022, the mobile phone contract will be canceled or suspended on April 1, 2022.There is no commission such as contract cancellation fees associated with the cancellation or monthly usage fee after April 1, 2022.

KDDI and Okinawa Celluler will continue to improve users' experience value through providing more convenient communication services.

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