China Mobile launched international roaming, how to solve the problem of no service in Korea?

1. You can contact your mobile phone card service provider or mobile phone manufacturer to find out whether your mobile phone card can be used by Korean network operators or whether you need to replace it with a new one. In addition, you can also go to the local mobile phone shop or operator service center for help and solutions.

2. Step 1: Turn on your mobile phone, search China Mobile APP in the App Store, and download and install it. As shown in the following figure: Next, after logging in, click "Business Handling" at the bottom of the screen, and you can see "International/Hong Kong, Macao and Taiwan" in the page. As shown in the following figure: Then, select Korea in the page that opens.

3. If the mobile phone card shows no service abroad, you can try the following methods to solve it: it may be that the contact between the SIM card and the metal contact of the mobile phone is poor, so it is recommended to take out the SIM card and re-insert it into the mobile phone. Maybe the international roaming function is not enabled on the mobile phone card. You can contact the customer service hotline, enable the international roaming function and try again.

4. Some countries have different network standards and frequency bands, so it is necessary to replace the appropriate mobile phone terminal to use the international roaming function; The mobile phone is set to automatically select the network, and no operator can be found to cooperate with our company. You can manually select a network by changing the setting to Manual Network Selection.