In Đài Loan Trung Quốc mainl&, Hong Kong, và Macao, iPhone 12, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max, iPhone XS Max, and iPhone XR feature Dual SIM with two nano-SIM cards. This gives you two phone numbers to lớn make & receive calls và text messages.

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If you purchased an iPhone 12 mini, iPhone SE (2nd generation), oran iPhone XS in Hong Kong or Macao,learn how lớn 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 và data plans.

With iOS 13 and later, both of your phone numbers can make và receive sầu voice and FaceTime calls and skết thúc và receive sầu messages using iMessage SMS and MMS.*Your iPhone can use one cellular data network at a time.

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

To use Dual SIM, you neediOS 12.1or later, two nano-SIM cards, & one of these iPhone models:

iPhone 12iPhone 12 ProiPhone 12 Pro MaxiPhone 11iPhone 11 ProiPhone 11 Pro MaxiPhone XSMaxiPhone XR


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

With the two nano-SIM cards in place, insert the SIM tray bachồng inlớn the device completely & 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), note the position — front or back — of each SIM thẻ in the tray. If asked, carefully enter the PINs for the front SIM card and bachồng SIM thẻ.


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

You"ll use these labels when you choose which phone number to use for making or receiving calls và messages, to designate a number for cellular data, and lớn 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 khổng lồ Settings > Cellular,or Settings > di động Data,và tapping the number whose label you want lớn change. Then tap Cellular Plan Label and select a new label or enter a custom label.


Choose a number khổng lồ usewhen you Gọi or send a message khổng lồ someonewho isn"t in your Contacts ứng dụng.Choose which cellular plans you want to lớn use for iMessage and FaceTime. With iOS 13 & later, you can choose either or both numbers.

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On this screen, choose a number khổng lồ 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 khổng lồ use cellular data from both plans, depending on coverage và availability, turn on Allow Cellular Data Switching.