AT&T Swift Start Guide for Activating eSIM

Over the years, we have witnessed the mobile SIM card descend in size. Considering its size from mini, the smartphone SIM card moved to macro and followed by nano. Moving forward with the latest trend, the physical SIM card has been vanishing gradually and being replaced by the embedded SIM card commonly known as eSIM. Several devices supporting eSIM activation have been present in the market for a while now, though still they are in limited numbers. With the progressing technology, you can now activate your digital SIM cards on major devices including smartphones, tablets, smartwatches, etc. 

Here, with this guide, we compiled the proven steps on how to activate AT&T eSIM on the supporting devices with ease. Before proceeding with the activation process, make sure that you are connected to the Wi-Fi network, as this will allow you to perform the steps. 

What are the eSIM-supported phones/ devices?

Embedded SIM card (eSIM) support major Apple and Samsung devices including:

Apple iPhone Models – 

  • iPhone XR
  • iPhone XS
  • iPhone XS Max
  • iPhone 11
  • iPhone 11 Pro
  • iPhone 11 Pro Max
  • iPhone SE (2020)
  • iPhone 12 mini
  • iPhone 12
  • iPhone 12 Pro
  • iPhone 12 Pro Max 

Samsung Galaxy Watch – 

  • Samsung Galaxy Watch (R805U/R815U)

AT&T eSIM activation Process – How Do I Activate AT&T eSIM?

In order to activate AT&T eSIM online on your device, users are advised to follow these steps:

  • Start by visiting this page to activate your device.
  • In the next step, select one of these “AT&T Wireless Device” or “AT&T PREPAIDSM”. Once you select the device, make sure to click on the “Activate your device” option and enter the asked information and tap Continue to proceed further. 
  • To complete the activation, follow the on-screen prompts with the step-by-step approach. 

In case, you are using the AT&T PREPAID plan and don’t want to activate your eSIM network online, you can call the experts at 800.901.9878.

Guide to Activate an eSIM on Dual-SIM Device (For iPhone XS and Newer Models)

In case, you are having a dual-SIM device and have an AT&T network, then follow these steps to activate eSIM.

For AT&T Wireless connection, be sure that you have an eSIM active on a wireless plan. Here are the steps to activate eSIM on a Dual-SIM Device. 

Note: To use a Dual SIM device, all you need is an activated Nano-SIM card and an eSIM card, and make sure that you have a separate plan for both. This is because one of your cellular plans will use the eSIM, and the other use the Nano-SIM.

  • To set up eSIM, unlock your iPhone to visit the home screen, and then navigate to the Settings app.
  • Now, choose Cellular.
  • In the next step, click on the option Add cellular plan and proceed with the further activation steps.
  • Now, open your camera and scan the QR code available on your eSIM activation card till you see the option Installing cellular plan.
  • In the next step, select the option Enter Details Manually placed at the bottom of the screen.
  • Head back to the option Add Cellular Plan and label the Cellular Plans as per your preference and then tap Continue. 
  • In order to label your cellular plans, choose the desired Phone number and then select the desired Label. After this, enter a Custom Label and finally, select Done. 
  • Finally, choose your Default Line and then click on Done
  • By implementing the above-guided steps, your eSIM (embedded SIM card) is downloaded and installed successfully.
Pro Tip: In order to manage your cellular plans to make Phone Calls and Messages, then navigate to the Device Support and then select Dual SIM.

All Other Network eSIMs

To implement the below-given steps, be sure that your dual SIM device has an active service plan, then after, you are eligible to perform the activation steps.

To activate it, pursue these steps:

  1. Unlock your device and navigate to the Settings app.
  2. Now, explore the phone settings option and click on it.
  3. In the next step, click one of the following option (depending on what you see on the device)
  • AT&T Cellular Plan Is All Set To Be Installed, and then click on the Continue tab.
  • Or choose Cellular, and then tap Add a Plan option. 

Setup eSIM on Your Samsung Galaxy Watch 

Here’s what you need to do:

  • Turn your Galaxy watch On.
  • Now, launch the Galaxy Wearable app on your smart device and pair it with your phone.
  • Finally, follow the app instructions to activate your Samsung Galaxy watch on the AT&T network and then complete the NumberSync sign-in process immediately.

Frequently Asked Questions (FAQs) – 

Check out some of the most googled questions, asked by the people, who are interested to perform AT&T eSIM activation.  

Q. How do I switch my AT&T SIM card to eSIM?

To switch your physical SIM card with an eSIM, all you require is to have a device that supports the 12.1.1 iOS version or newer. Here’s how you can transfer your sim card to eSIM:

  • Open Settings< Cellular< Add Cellular Plan.
  • Use your camera and scan the QR code or you can choose the option Enter Details Manually.
  • Label the Cellular Plans and then tap on Continue.

Q. How long does eSIM take to activate?

The eSIM activation process will take approx. 2 hours to complete. However, one must keep a note that during the activation process, the inserted physical SIM card will continue to work.  

Q. How do I activate AT&T eSIM on my iPhone?

  • For the process, go to the Settings app and choose the Cellular option.
  • Next, select Add cellular plan and then scan the QR code available on your eSIM activation card. 

Q. Is eSIM better than physical SIM?

The biggest advantage of using an Esim is that, like a traditional SIM card, it offers you an option to operate your SIM functionality via digital mode. Hence, no need to insert a physical SIM card. 

Q. Does eSIM work with AT&T?

Yes, the AT&T network supports eSIM on Apple’s latest iPhones and Samsung Galaxy watch. 

Q. Can I buy AT&T eSIM Online?

AT&T eSIM is now available online. If you select an option, which says “Add a Line” and then start typing the IMEI number of an iPhone XS or XR you will be prompted to choose an eSIM. 

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