In Đài Loan Trung Quốc mainland, Hong Kong, & 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 and receive sầu calls & 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 to 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 and another number for personal calls.Add a local data plan when you travel outside of the country or region.Have sầu separate voice & data plans.

With iOS 13 and later, both of your phone numbers can make & receive sầu voice & FaceTime calls & sover & 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) technology, which means that both SIMs can make và receive calls.

To use Dual SIM, you neediOS 12.1or later, two nano-SIM cards, và 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 into the small hole of the SIM card tray, then push in toward iPhone to lớn remove yourSIM tray,notice the notch in one corner of the new SIM card. Place the new SIM thẻ inlớn the bottom of the tray — it will fit only one way, because of the notch. Then insert the other SIM card into lớn the top tray.

With the two nano-SIM cards in place, insert the SIM tray baông chồng into lớn the device completely và 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 baông xã — of each SIM thẻ in the tray. If asked, carefully enter the PINs for the front SIM thẻ & back SIM card.


After your second plan is activated, label your plans. For example, you can label one plan Business và 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, & to lớn assign a number lớn your contacts so you know which number you will use.

If you change your mind later, you can change your labelsby going to Settings > Cellular,or Settings > Smartphone Data,& 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 lớn usewhen you điện thoại tư vấn or skết thúc a message lớn someonewho isn"t in your Contacts ứng dụng.Choose which cellular plans you want lớn use for iMessage và FaceTime. With iOS 13 và later, you can choose either or both numbers.

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