Using Dual SIM with two nano-SIM cards

In China mainland, Hong Kong, and Macao, certain iPhone models characteristic Dual SIM with two nano-SIM cards. This gives you ii phone numbers to make and receive calls and text messages.

If you have an iPhone 13 mini, iPhone 12 mini, iPhone SE (2nd and tertiary generation), or an iPhone XS in Hong Kong or Macao, learn how to use Dual SIM with an eSIM.

Here are a few of the many ways y’all can use Dual SIM:

  • Use one number for business and some other number for personal calls.
  • Add a local data plan when yous travel exterior of the country or region.
  • Have separate voice and data plans.

Both of your telephone numbers can make and receive vocalization and FaceTime calls and send and receive messages using iMessage SMS and MMS.* Your iPhone can utilize one cellular information network at a time.

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

What you need

To apply Dual SIM, you need iOS 12.1 or afterwards, two nano-SIM cards, and i of these iPhone models:

  • iPhone thirteen
  • iPhone 13 Pro
  • iPhone thirteen Pro Max
  • iPhone 12
  • iPhone 12 Pro
  • iPhone 12 Pro Max
  • iPhone xi
  • iPhone 11 Pro
  • iPhone xi Pro Max
  • iPhone XS Max
  • iPhone XR

How to install the nano-SIM cards

Insert a paper clip or SIM eject tool into the minor hole of the SIM card tray, so push in toward iPhone to remove your SIM tray, notice the notch in one corner of the new SIM card. Place the new SIM card into the bottom of the tray—it volition fit but i way, considering of the notch. Then insert the other SIM card into the acme 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 information technology. The tray fits only i way.

If your SIM cards are protected with a personal identification number (Pivot), note the position—front end or dorsum—of each SIM carte in the tray. If asked, carefully enter the PINs for the front SIM carte du jour and back SIM card.

Label your plans

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

You’ll use these labels when you choose which phone number to apply for making or receiving calls and letters, to designate a number for cellular data, and to assign a number to your contacts so y’all know which number you will utilize.

If you change your mind after, you tin can modify your labels past going to Settings > Cellular, or Settings > Mobile Data, and tapping the number whose label you want to alter. Then tap Cellular Plan Label and select a new label or enter a custom label.

Set up your default number

Choose a number to use when you phone call or send a bulletin to someone who isn’t in your Contacts app. Choose which cellular plans y’all want to apply for iMessage and FaceTime. With iOS 13 and subsequently, you can choose either or both numbers.

On this screen, choose a number to be your default, or you can choose which number is to exist used but for cellular data. Your other number volition be your default. If you want your iPhone to use cellular data from both plans, depending on coverage and availability, plough on Allow Cellular Data Switching.

Use two phone numbers for calls, messages, and data

Now that your iPhone is set with 2 phone numbers, here’s how to use them.

Allow your iPhone remember which number to employ

When you call one of your contacts, you don’t need to choose which number to employ every time. By default, your iPhone uses the same number that you used the last time you lot called that contact. If you haven’t called that contact, your iPhone uses your default number. If you want to, yous tin can specify which number to use for your calls with a contact. Follow these steps:

  1. Tap the contact.
  2. Tap Preferred Cellular Programme.
  3. Tap the number you want to apply with that contact.

Brand and receive calls

You can make and receive telephone calls with either telephone number.

With iOS 13 and later on, when you lot’re on a phone call, if the carrier for your other phone number supports Wi-Fi calling, yous tin answer incoming calls on your other number. You lot will need to plow on Allow Cellular Data Switching when you are on a call that isn’t your default data line. Or, if you ignore the call and you have voicemail ready up with your carrier, y’all’ll get a missed-call notification and the telephone call will get to voicemail. Check with your carrier for Wi-Fi calling availability, and find out if additional fees or data usage applies from your data provider.

If your carrier doesn’t back up Wi-Fi calling or you don’t accept Wi-Fi calling turned on,1
then when you’re on a call, an incoming phone call on your other phone number volition get to voicemail, if you lot have voicemail set up with your carrier.ii
However, you won’t get a missed-phone call notification from your secondary number. Call Waiting works for incoming calls on the aforementioned phone number. To avoid missing an important call, you can turn on call forwarding and forward all calls from i number to the other. Check with your carrier for availability and to find out if additional fees apply.

i. Or if y’all’re using iOS 12. Update to iOS 13 or later to receive calls when you’re using your other number.
2. If information roaming is on for the number that uses cellular data, then Visual Voicemail and MMS volition be disabled on your vocalization-only number.

Switch telephone numbers for a call

Yous tin switch phone lines earlier you make a call. If you’re calling someone in your Favorites list, follow these steps:

  1. Tap the Info push button.
  2. Tap the current phone number.
  3. Tap your other number.

If you’re using the keypad, follow these steps:

  1. Enter the phone number.
  2. Tap the phone number, near the top of the screen.
  3. Tap the number you want to utilize.

Ship messages with iMessage and SMS/MMS

You can utilise iMessage or SMS/MMS to send messages with either phone number.* You can switch phone numbers earlier you lot ship an iMessage or SMS/MMS bulletin. Hither’s how:

  1. Open Messages.
  2. Tap the New button, in the upper right corner of the screen.
  3. Enter your contact’s name.
  4. Tap the current phone number.
  5. Tap the number you want to use.

* Additional fees might employ. Check with your carrier.

Learn almost Dual SIM condition icons

The status bar shows that the device is connected to Wi-Fi and Carrier two is using Wi-Fi Calling.

The status bar shows that Carrier 1 is using LTE, and Carrier 2 is using the cellular information of Carrier 1.

Change your cellular data number

1 number at a time can apply cellular data. To change which number uses cellular information, follow these steps:

  1. Become to Settings > Cellular, or Settings > Mobile Information.
  2. Tap Cellular.
  3. Tap the number you want to use cellular data.

If you lot turn on Allow Cellular Information Switching, then while yous’re on a vox telephone call on your voice-only number, that number automatically switches to use voice and data.* This lets y’all use both voice and information while on the call.

If you plough off Let Cellular Data Switching and you’re active on a voice number that isn’t your designated cellular-data number, then cellular data won’t piece of work while you lot’re on the phone call.

To turn on Allow Cellular Information Switching, follow these steps:

  1. Go to Settings > Cellular, or Settings > Mobile Data.
  2. Tap Cellular Information.
  3. Turn on Allow Cellular Data Switching.

* Your data line switches automatically for the duration of your call. This cellular-data switching will non piece of work if you are currently using Data Roaming. Check with your carrier for availability and to find out if additional fees utilize.

Nigh 5G and Dual SIM

While using 2 active lines in Dual SIM mode, 5G is supported on the line that’south using cellular information. In Hong Kong and Macao, to apply 5G with Dual SIM on iPhone 12 models, make sure that you accept iOS fourteen.5 or after.

Manage cellular settings

To change your cellular settings for each of your plans, follow these steps:

  1. Become to Settings > Cellular or Settings > Mobile Data.
  2. Tap the number you want to change.
  3. Tap each option and gear up information technology as you normally would.

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