How to switch the number of Apple mobile phone with one card and two numbers?

Can I switch between one card and two numbers on Apple's mobile phone? The process is set on the Settings page, and the specific operation steps are as follows:

1, open the settings first.

2. On the setting page, you can see "Phone" and then open it.

3. On the mobile phone page, select "sim card application".

4. Select the required operator number.

A card with an even number.

Introduction; The service of "one card with two numbers" refers to opening two digital mobile phone numbers on a SIM card (two different sets of IMSI, ICCID and KI data are stored in the same STK card at the same time), and users can choose one number to make a call through the menu operation of the mobile phone, which meets the communication requirements of users using different numbers at different times and places and provides users with personalized communication methods. The mode of operation is divided into two types: off-site and off-site in the province. The two numbers of "one card and two numbers" in the same place in the province belong to the same place in the province, and the two numbers of "one card and two numbers" in different places in the province belong to two different places in the province respectively.

Implementation method:

Method 1- Call forwarding can realize incoming calls with one card and many numbers.

Method 2-Dial-back cards on the market display different numbers when making a call, which realizes the call with one card, two numbers and multiple numbers.

Method 3-Regular telecom value-added service, multiple telephones are bound by a virtual number, which can be transferred to multiple telephones. It is suitable for companies and enterprises, and this number will not be affected even if it is changed in the future. This is called one-card or one-number-one communication in regular telecom services.

Method 4- Same as Method 3 above, but it adds an outgoing call function to display the number through the call instead of the phone number itself.

Method 5-The large-scale products introduced by operators have been opened in some provinces, such as Guangdong. A card has an organic number at the same time, one is from Guangdong, and the other is from Hong Kong, which automatically switches wherever you go. [2]?

Method 6-Smart chips and blank cards on the market can copy multiple mobile phone number cards to one card for use, or realize one card with multiple numbers.