How dual

In đài loan trung quốc mainland, Hong Kong, và Macao, certain iPhone models feature Dual SIM with two nano-SIM cards. This gives you two phone numbers to lớn make và receive calls và text messages.

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If youhave an iPhone 13 mini, iPhone 12 mini, iPhone SE (2ndand 3rd generation), oran iPhone XS in Hong Kong or Macao,learn how to use Dual SIM with an eSIM.

Here are a few of the many ways you can use Dual SIM:

Use one number for business và another number for personal calls.Add a local data plan when you travel outside of the country or region.Have separate voice and data plans.

Both of your phone numbers can make and receive voice & FaceTime calls & send and receive messages using iMessage SMS và MMS.*Your iPhone can use one cellular data network at a time.

* This uses Dual SIM Dual Standby (DSDS) technology, which means that both SIMs can make and receive calls.



Insert a paper video clip or SIM eject tool into the small hole of the SIM thẻ tray, then push in toward iPhone khổng lồ remove yourSIM tray,notice the notch in one corner of the new SIM card. Place the new SIM thẻ into the bottom of the tray—it will fit only one way, because of the notch. Then insert the other SIM thẻ into the đứng top tray.

With the two nano-SIM cards in place, insert the SIM tray back into the device completely and in the same orientation that you removed it.The tray fits only one way.

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If your SIM cards are protected with a personal identification number (PIN), cảnh báo the position—front or back—of each SIM card in the tray. If asked, carefully enter the PINs for the front SIM card và back SIM card.


After your second plan is activated, label your plans. For example, you can label one plan Business & the other plan Personal.

You"ll use these labels when you choose which phone number lớn use for making or receiving calls và messages, lớn designate a number for cellular data, và to assign a number to lớn your contacts so you know which number you will use.

If you change your mind later, you can change your labelsby going lớn Settings > Cellular,or Settings > mobile Data,and tapping the number whose label you want khổng lồ change. Then tap Cellular Plan Label và select a new label or enter a custom label.


Choose a number lớn usewhen you gọi or send a message to lớn someonewho isn"t in your Contacts app.Choose which cellular plans you want lớn use for iMessage & FaceTime. With game ios 13 & later, you can choose either or both numbers.

On this screen, choose a number lớn be your default, or you can choose which number is to be used only for cellular data. Your other number will be your default.If you wantyour iPhone lớn use cellular data from both plans, depending on coverage & availability, turn on Allow Cellular Data Switching.