Set up eSIM. 1. From the home screen, select the Settings app. 2. Select Cellular, then select Add eSIM. 3. Select Other Options then select Use QR Code. 4. Use your iPhone's camera to scan the QR code. Select Enter Details Manually at the bottom of the screen to manually enter your plan information. 5. Select Continue. 5. Here's how: Go to your myAT&T account overview. Scroll to My devices. Choose Manage for the device that needs a new eSIM. Scroll to Options & settings and select Get a new eSIM. Confirm your selection to Get a new eSIM. Follow the prompts to complete your eSIM setup.Installing your eSIM after device setup, view the "Set up a line after Device Setup” section of this article. (Use this section if you're transferring your number from a different provider, bringing your own device, adding a second line to your device, or reinstalling a deleted eSIM.) To use dual SIMs, you need two active lines.Scroll down to My Devices, and then select the device you want to convert to an eSIM. Select Manage Device. Under the Device Options tab, select Manage Your SIM. Under Switch Devices, select Get Started. We're not going to transfer to another device; we're instead converting to an eSIM.Oct 4, 2022 · Thank you, @dwill05 for the response! We know how exciting it is to use your new device! To activate eSIM on your Prepaid account, we do recommend visiting your local AT&T Store to get further assistance with activation. We hope this helps! Thank you for contacting AT&T Community Forums. Feel free to reach back out with any other questions. Jul 28, 2020 · I run dual SIMs in my iPhone 11, an AT&T eSIM, and a Verizon physical SIM. Recently some problems with my iPhone led to needing to delete the eSIM and re-install it as part of the diagnostic process. Doing this at the Apple store was a breeze, they went out back, got an Activation Card, and added a new eSIM to my phone and updated the ICCID on ... Feb 24, 2023 · On your iPhone, go to Settings > Mobile Data. Tap Convert to eSIM. If you can't see Convert to eSIM, your network provider doesn't support this option. Contact your network provider to move your phone number from your physical SIM to an eSIM using eSIM Carrier Activation or by scanning a QR code. Tap Convert Mobile Data Plan. Sep 16, 2022 · From there, you’ll be able to transfer that eSIM to your new iPhone 14 when it arrives. On your iPhone, go to Settings > Cellular. Tap Convert to eSIM. If you don’t see this option, you’ll ... In order to convert the physical SIM to eSIM, you will need the latest iOS update, since 'converting' a physical SIM to an eSIM was not available to AT&T until the release of iOS 15. This feature also allows customers to migrate their AT&T physical SIM to an eSIM on the same device, without contacting customer service. Mar 29, 2022 · 1 Message Tuesday, March 29th, 2022 7:05 AM converting physical SIM to eSIM I am changing my phone to a new one which supports eSIM and a nano SIM. I want to use the nano SIM for my other connection and want to convert ATT prepaid SIM to an eSIM. Please tell the steps to do the same. Questions • Updated 6 months ago 14.9K 12 0 9 Like Follow Share Dec 1, 2019 · Today, Oct 4, 2022, I received my new iPhone 14 with dual esim's. I had another carrier as my primary esim and in my old phone I had an ATT PrePaid Sim Card. My iPhone migration tried to transfer the physical sim from my old phone to my new phone which then failed. I got a message to call 800-331-0500 but that is for regular ATT. I currently have a att line with an iphone 13 payment plan with a physical sim…i have an unlocked iphone 13 pro on a different carrier. i want to know if i am able to convert the physical sim in the iphone 13 with the att payment plan to an eSim on the unlocked 13 pro so i can consolidate the 2 lines. i have looked in my online account and i am very confused bc i see people do it but i have ... You can convert your physical SIM to an eSIM following these instructions: Go to Settings. Select Cellular. Select Add Cellular Plan. Select Convert to eSIM. Convert to eSIM screen appears advising their plan is associated to a physical SIM that can be converted to an eSIM. Select Convert Cellular Plan. Convert eSIM message displays advising ...Feb 13, 2022 · Once you have your new physical SIM card, delete your eSIM from your iPhone: Go to Settings. Tap Cellular. Tap the plan you want to erase. Tap Remove Cellular Plan. Also, follow these instructions to set up and manage your eSIM (Dual SIM) to use one number for personal and one number for work or for travel (iOS 15 or later). If you have an iPhone X or newer running iOS 15, you can convert your physical SIM to an eSIM following these instructions: Go to Settings. Select Cellular. Select Add Cellular Plan. Select Convert to eSIM . Convert to eSIM screen appears advising their plan is associated to a physical SIM that can ...64.4K Messages. 2 years ago. Yes you can convert your number to the esim with no impact to the plan you are on but I’m not sure exactly how to get that done. My advice is go to an ATT corporate store. 0.If you really want to use eSIM on your new iPhone, you should let the physical SIM complete activation, after which you can request an eSIM from AT&T. Click to expand... I have my post paid AT&T on eSIM on the 11 Pro, performed the iPhone-to-iPhone transfer, but according to an Apple Support doc it would ask if I wanted to go from my old eSIM ...Feb 24, 2023 · On your iPhone, go to Settings > Mobile Data. Tap Convert to eSIM. If you can't see Convert to eSIM, your network provider doesn't support this option. Contact your network provider to move your phone number from your physical SIM to an eSIM using eSIM Carrier Activation or by scanning a QR code. Tap Convert Mobile Data Plan. From the home screen, select the Settings app. 2. Select Cellular, then select Add eSIM. 3. Select Use QR Code. 4. Use your iPhone's camera to scan the QR code. Select Enter Details Manually at the bottom of the screen to manually enter your plan information. 5. In order to convert the physical SIM to eSIM, you will need the latest iOS update, since 'converting' a physical SIM to an eSIM was not available to AT&T until the release of iOS 15. This feature also allows customers to migrate their AT&T physical SIM to an eSIM on the same device, without contacting customer service.My T-Mobile line has been eSIM only for a few years now, and I swap between my Fold, iPhone, and Razr 5G on a regular basis, and it only takes a few minutes. my AT&T line I have to keep a physical SIM because of how awful they do it. Feb 24, 2023 · Follow these steps: On your iPhone, go to Settings > Mobile Data. Tap Convert to eSIM. If you can't see Convert to eSIM, your network provider doesn't support this option. Contact your network provider to move your phone number from your physical SIM to an eSIM using eSIM Carrier Activation or by scanning a QR code. The inbuilt transfer for iOS 16.x will not help. You must send an SMS to Airtel to change your eSIM in this format: ESIM <[email protected]> to 121. This SMS must be sent from the eSIM connection. You will receive a new SMS for confirmation. Once you confirm, a new QR code will be sent to the email you specified in step 2.Feb 25, 2022 · The eSim is available for you to manage and set up on the Samsung Galaxy S22 Plus. To set up eSim: From the home screen, swipe down from the Notification bar, then select the Settings icon. Select Connections, then select Sim card manager. Select+ Add mobile plan, then select Scan carrier QR code, to use your camera to scan the QR code supplied. Apr 4, 2022 · Scroll to and select Connections . Select SIM card manager. Tap Add mobile plan. Scan QR code on eSIM Activation Card. Tap Confirm. Turn your phone off, then back on to complete the installation and register the eSIM on network. Place a test call to the eSIM CTN to confirm it is working. Set up eSIM. 1. From the home screen, swipe down from the Notification bar, then select the Settings icon. 2. Select Connections, then select SIM manager. 3. Select Add eSIM. Note: Your device will take a moment to search for a mobile plan. 4. Aug 12, 2019 · You can get an eSIM QR code by visiting one of our stores, which you can find by using our store locator. Since your physical SIM card was deactivated, you'll have to go into a store to get a replacement as well. If you have any further questions, please let us know by creating a new thread. Set up eSIM. 1. From the home screen, swipe down from the Notification bar, then select the Settings icon. 2. Select Connections, then select SIM manager. 3. Select Add eSIM. Note: Your device will take a moment to search for a mobile plan. 4. What's a SIM card / eSIM? SIM card. A SIM card is a small chip that contains information your device needs to connect to the T-Mobile network. T-Mobile SIM cards come with adapters to allow for use with Nano, Micro, or Standard SIM sized devices. eSIM. Embedded SIM (eSIM) is just a SIM card gone digital, so you don't have to wait for a physical ...Dec 15, 2019 · You can absolutely use an eSIM card with your AT&T PREPAID service. However, SIM kits for eSIMs are not offered, so be sure to get an eSIM instead of an AT&T PREPAID SIM kit. You can visit an AT&T store near you to change your current SIM card to an eSIM. Please keep in mind that your iPhone must be unlocked to use two different carriers. Feb 1, 2022 · We now support eSIM for some of the recent Samsung devices, including the S21. To get an eSIM, please follow these steps: Go to your myAT&T account overview. Scroll to My devices. Choose Manage for the device that needs a new eSIM. Scroll to Options & settings and select Get a new eSIM. Sep 26, 2021 · Yes, this can be done. To obtain the eSIM you would have to purchase in your local AT&T corporate store. The activation card comes with a QR code that must be scanned and directions on how to activate the device. We hope this information helps, and thanks for reaching out to the Community. Jeff, AT&T Community Specialist. Installing your eSIM after device setup, view the "Set up a line after Device Setup” section of this article. (Use this section if you're transferring your number from a different provider, bringing your own device, adding a second line to your device, or reinstalling a deleted eSIM.) To use dual SIMs, you need two active lines.Here's how to transfer your AT&T physical SIM card to eSIM on your new iPhone 14 and iPhone 14 Pro. Subscribe now - https://www.youtube.com/stetsondoggett?su...Sep 8, 2022 · Once everything was fully converted over, any and all ios updates completed, I did the SIM to eSIM transfer between devices. Even though this SIM is probably from an original iPhone 6s (most likely the last time I bought an ATT phone, with sim, etc) the built in conversion process SEEMS to at least have gone just fine, took about TWO minutes ... Aug 12, 2019 · You can get an eSIM QR code by visiting one of our stores, which you can find by using our store locator. Since your physical SIM card was deactivated, you'll have to go into a store to get a replacement as well. If you have any further questions, please let us know by creating a new thread. From the home screen, select the Settings app. 2. Select Cellular, then select Set Up eSIM. 3. Select the desired set up method. Note: For this tutorial, Use QR code was chosen. 4. iPhone's camera to scan the QR code. Select Enter Details Manually at the bottom of the screen to manually enter your plan information. 5. Sep 20, 2022 · Here's how to transfer your AT&T physical SIM card to eSIM on your new iPhone 14 and iPhone 14 Pro. Subscribe now - https://www.youtube.com/stetsondoggett?su... I believe you need a new SIM Card. Either the store can provide or the 611 can ship out a new one. I believe it's a $5 dollar charge now. FYI corporate stores in my experience will activate a brand new physical SIM for free. Mostly only dealers will charge a $5 fee for a SIM card. now I want to go back to the physical SIM. Set up eSIM. 1. From the home screen, select the Settings app. 2. Select Cellular, then select Add eSIM. 3. Select Other Options then select Use QR Code. 4. Use your iPhone's camera to scan the QR code. Select Enter Details Manually at the bottom of the screen to manually enter your plan information. 5. Select Continue. 5. Select Convert to eSIM. You’ll see a screen with your phone number that’ll display a “Request sent” indicator, which will refresh and change to “Activating”. Once the activation is complete, the indicator will disappear. Complete a test call to confirm service is working. As mentioned above, this will deactivate your physical SIM.3 years ago. I am trying to do the same thing as the original post, swapping my existing T-mobile account from the physical SIM to an eSIM while keeping the same service. I called and chatted to T-mobile experts. They all told me to download the T-mobile esim app to create a new account. I tried that app, but find there are only two rates are ...sandblaster. Converting to esim is something you can do right from your phone but I suspect you need to be in the US connected to ATT’s network to do it. I could be wrong but personally, I would not attempt that from abroad. In any event, if you want to take the chance, go to settings/cellular. You’ll find convert to esim there.sandblaster. Converting to esim is something you can do right from your phone but I suspect you need to be in the US connected to ATT’s network to do it. I could be wrong but personally, I would not attempt that from abroad. In any event, if you want to take the chance, go to settings/cellular. You’ll find convert to esim there.Once you have your new physical SIM card, delete your eSIM from your iPhone: Go to Settings. Tap Cellular. Tap the plan you want to erase. Tap Remove Cellular Plan. Also, follow these instructions to set up and manage your eSIM (Dual SIM) to use one number for personal and one number for work or for travel (iOS 15 or later).Scroll to and select Connections . Select SIM card manager. Tap Add mobile plan. Scan QR code on eSIM Activation Card. Tap Confirm. Turn your phone off, then back on to complete the installation and register the eSIM on network. Place a test call to the eSIM CTN to confirm it is working.On Samsung phones, you’ll go to Settings > Connections > SIM card manager > “Add mobile plan.”. From there, you can scan a QR code from your carrier or transfer an eSIM from another ...The eSim is available for you to manage and set up on the Samsung Galaxy S22 Plus. To set up eSim: From the home screen, swipe down from the Notification bar, then select the Settings icon. Select Connections, then select Sim card manager. Select+ Add mobile plan, then select Scan carrier QR code, to use your camera to scan the QR code supplied.I run dual SIMs in my iPhone 11, an AT&T eSIM, and a Verizon physical SIM. Recently some problems with my iPhone led to needing to delete the eSIM and re-install it as part of the diagnostic process. Doing this at the Apple store was a breeze, they went out back, got an Activation Card, and added a new eSIM to my phone and updated the ICCID on ...Customers using iPhone X or newer (with iOS 15 or later) can convert their physical SIM to an eSIM from their iPhone's Settings menu. Go to Settings. Select Cellular. Select Convert to eSIM . Convert to eSIM screen appears advising their plan is associated to a physical SIM that can be converted to an eSIM. Select Convert Cellular Plan .Here's how: Go to your myAT&T account overview. Scroll to My devices. Choose Manage for the device that needs a new eSIM. Scroll to Options & settings and select Get a new eSIM. Confirm your selection to Get a new eSIM. Follow the prompts to complete your eSIM setup.Select Convert to eSIM . On the new iPhone a message is displayed to notify customer they must approve the transfer from their old iPhone. Select OK . At this time, a message is displayed on the customers old iPhone asking the customer if they would like to transfer their number to a new iPhone. From your old iPhone, tap Transfer.Apr 30, 2022 · If your cellular data isn’t working right with a physical SIM, converting it to an eSIM likely won’t change anything. Take the phone in to an AT&T store and have them troubleshoot. Possibly needs a new SIM, or the SIM isn’t correctly provisioned. What symptoms are you seeing in your data not “working right”? Installing your eSIM after device setup, view the "Set up a line after Device Setup” section of this article. (Use this section if you're transferring your number from a different provider, bringing your own device, adding a second line to your device, or reinstalling a deleted eSIM.) To use dual SIMs, you need two active lines.My T-Mobile line has been eSIM only for a few years now, and I swap between my Fold, iPhone, and Razr 5G on a regular basis, and it only takes a few minutes. my AT&T line I have to keep a physical SIM because of how awful they do it. #AT&T #Prepaid #eSimAfter hours on the phone and visiting countless AT&T stores,I figured out how to transfer my At&T prepaid sim card number to eSim.Now I c...The eSim is available for you to manage and set up on the Samsung Galaxy S22 Plus. To set up eSim: From the home screen, swipe down from the Notification bar, then select the Settings icon. Select Connections, then select Sim card manager. Select+ Add mobile plan, then select Scan carrier QR code, to use your camera to scan the QR code supplied.Feb 9, 2023 · An eSIM: A digital SIM downloaded to compatible devices. You may have a physical SIM and an eSIM or multiple eSIMs. Good to know: Some dual SIM phones are really Dual SIM, Dual Standby (DSDS) devices. With these, both SIMs can be active at the same time. Want to know more? Go to Device Support and choose your device (if required). Then, select ... Final Thought. Considering the numerous benefits and relatively minor drawbacks, converting to eSIMs can be a smart move for many users. The convenience, security, and flexibility offered by eSIMs are compelling reasons to make the switch. However, it’s essential to research device compatibility and carrier support before making a decision.AT&T customers with iPhone X or newer with iOS 15 can convert a physical SIM to an eSIM using the steps below. Go to Settings. Select Cellular. Select Convert to eSIM . Convert to eSIM screen appears advising their plan is associated to a physical SIM that can be converted to an eSIM. Select Convert Cellular Plan .I run dual SIMs in my iPhone 11, an AT&T eSIM, and a Verizon physical SIM. Recently some problems with my iPhone led to needing to delete the eSIM and re-install it as part of the diagnostic process. Doing this at the Apple store was a breeze, they went out back, got an Activation Card, and added a new eSIM to my phone and updated the ICCID on ...3 years ago. I am trying to do the same thing as the original post, swapping my existing T-mobile account from the physical SIM to an eSIM while keeping the same service. I called and chatted to T-mobile experts. They all told me to download the T-mobile esim app to create a new account. I tried that app, but find there are only two rates are ...Jan 29, 2020 · Step 2: Prepare for changing from a physical SIM card to an eSIM. Go to your iPhone’s Settings app. Tap General > About. Scroll down to the section Digital SIM. Copy, write down, take a screenshot, or otherwise note the IMEI number listed–you need this to change to eSIM service. Double or triple check to ensure you have the correct IMEI number. 1. From the home screen, select the Settings app. 2. Select Cellular, then select Add eSIM. 3. Select Use QR Code. 4. Use your iPhone's camera to scan the QR code. Select Enter Details Manually at the bottom of the screen to manually enter your plan information.Once you have your new physical SIM card, delete your eSIM from your iPhone: Go to Settings. Tap Cellular. Tap the plan you want to erase. Tap Remove Cellular Plan. Also, follow these instructions to set up and manage your eSIM (Dual SIM) to use one number for personal and one number for work or for travel (iOS 15 or later).Feb 24, 2023 · Follow these steps: On your iPhone, go to Settings > mobile. Tap Convert to eSIM. If you don't see Convert to eSIM, your carrier doesn't support this option. Contact your carrier to move your phone number from your physical SIM to an eSIM using eSIM Carrier Activation or by scanning a QR code. Tap Convert Mobile Plan. Mar 9, 2022 · Visit myAT&T account overview. Go to My devices. Select Manage for the device that needs a new eSIM. Select Options & settings and select Get a new eSIM. Confirm your selection to Get a new eSIM. Follow the prompts to setup your eSIM setup. Screenshot the QR code. Head into settings and long press on the QR code. iOS will give an option to “copy” it. Head into notes and paste, then there’s some code there which you would paste into the SMDP whatever field when manually entering everything. All the QR code does is make that code easier to get. 4. Scroll to and select Connections . Select SIM card manager. Tap Add mobile plan. Scan QR code on eSIM Activation Card. Tap Confirm. Turn your phone off, then back on to complete the installation and register the eSIM on network. Place a test call to the eSIM CTN to confirm it is working.ATTHelp +50 more Community Support • 219.9K Messages 1 year ago Hey there Acerbic, we want to help get your eSIM set up. Let's get your AT&T eSIM activated . Go to Settings, then Cellular. Select Add cellular plan. Open and point your camera at the QR code on your eSIM activation card until you see Installing cellular plan. You're all set!Sep 8, 2022 · Select Convert to eSIM. You’ll see a screen with your phone number that’ll display a “Request sent” indicator, which will refresh and change to “Activating”. Once the activation is complete, the indicator will disappear. Complete a test call to confirm service is working. As mentioned above, this will deactivate your physical SIM. Set up another cellular plan on your iPhone. All iPhone models that support eSIM can have multiple eSIMs and use Dual SIM with two active SIMs at the same time. You can use Dual SIM by using a physical SIM and an eSIM. iPhone 13 models and later also support two active eSIMs. iPhone models without a physical SIM tray support two active eSIMs.Sep 8, 2022 · Scroll down to My Devices, and then select the device you want to convert to an eSIM. Select Manage Device. Under the Device Options tab, select Manage Your SIM. Under Switch Devices, select Get Started. We're not going to transfer to another device; we're instead converting to an eSIM. Set up eSIM. 1. From the home screen, select the Settings app. 2. Select Cellular, then select Add eSIM. 3. Select Use QR Code. 4. Use your iPhone's camera to scan the QR code. Select Enter Details Manually at the bottom of the screen to manually enter your plan information. 5. Select Continue. 5. Label the Cellular Plans as desired, then ...Sep 8, 2022 · Once everything was fully converted over, any and all ios updates completed, I did the SIM to eSIM transfer between devices. Even though this SIM is probably from an original iPhone 6s (most likely the last time I bought an ATT phone, with sim, etc) the built in conversion process SEEMS to at least have gone just fine, took about TWO minutes ... May 10, 2022 · Customers using iPhone X or newer (with iOS 15 or later) can convert their physical SIM to an eSIM from their iPhone's Settings menu. Go to Settings. Select Cellular. Select Convert to eSIM . Convert to eSIM screen appears advising their plan is associated to a physical SIM that can be converted to an eSIM. Select Convert Cellular Plan . 1. Bring your own device. 2. Choose your plan. 3. Review your cart. Get a new SIM card for your phone or tablet. Or get started activating a watch. New activation and qualifying plan required.Transfer a physical SIM or eSIM on your previous iPhone to an eSIM on your new iPhone after setup. On your new iPhone, go to Settings > Cellular > Add Cellular Plan. Choose a cellular plan to transfer from another iPhone. If you don't see a list of numbers, tap Transfer From Another iPhone. This requires both devices to have iOS 16 or later.Set up eSIM. 1. From the home screen, swipe down from the Notification bar, then select the Settings icon. 2. Select Connections, then select SIM card manager. 3. Select + Add mobile plan, then select Scan carrier QR code to use your camera to scan the QR code supplied. 4.
If you really want to use eSIM on your new iPhone, you should let the physical SIM complete activation, after which you can request an eSIM from AT&T. Click to expand... I have my post paid AT&T on eSIM on the 11 Pro, performed the iPhone-to-iPhone transfer, but according to an Apple Support doc it would ask if I wanted to go from my old eSIM .... Chat.open a i.com
May 4, 2023 · Final Thought. Considering the numerous benefits and relatively minor drawbacks, converting to eSIMs can be a smart move for many users. The convenience, security, and flexibility offered by eSIMs are compelling reasons to make the switch. However, it’s essential to research device compatibility and carrier support before making a decision. On your iPhone, go to Settings > Cellular. Tap Convert to eSIM. If you don't see Convert to eSIM, your carrier doesn't support this option. ... Tap Convert Cellular Plan. Tap Convert to eSIM. Wait for your eSIM to activate. ... Remove the physical SIM from your iPhone. If your goal is to be able to use a local SIM card, you would have to have ...Here's how: 1. Start at Bring Your Own Device. 2. Select Switch the device used on my line. 3. Follow the prompts to download and activate your eSIM.Set up another cellular plan on your iPhone. All iPhone models that support eSIM can have multiple eSIMs and use Dual SIM with two active SIMs at the same time. You can use Dual SIM by using a physical SIM and an eSIM. iPhone 13 models and later also support two active eSIMs. iPhone models without a physical SIM tray support two active eSIMs.Here's how: 1. Start at Bring Your Own Device. 2. Select Switch the device used on my line. 3. Follow the prompts to download and activate your eSIM.Feb 25, 2022 · The eSim is available for you to manage and set up on the Samsung Galaxy S22 Plus. To set up eSim: From the home screen, swipe down from the Notification bar, then select the Settings icon. Select Connections, then select Sim card manager. Select+ Add mobile plan, then select Scan carrier QR code, to use your camera to scan the QR code supplied. Scroll to and select Connections . Select SIM card manager. Tap Add mobile plan. Scan QR code on eSIM Activation Card. Tap Confirm. Turn your phone off, then back on to complete the installation and register the eSIM on network. Place a test call to the eSIM CTN to confirm it is working.What's a SIM card / eSIM? SIM card. A SIM card is a small chip that contains information your device needs to connect to the T-Mobile network. T-Mobile SIM cards come with adapters to allow for use with Nano, Micro, or Standard SIM sized devices. eSIM. Embedded SIM (eSIM) is just a SIM card gone digital, so you don't have to wait for a physical ...Scroll to My devices. Choose Manage for the device that needs a new eSIM. Scroll to Options & settings and select Get a new eSIM. Confirm your selection to Get a new eSIM. Follow the prompts to complete your eSIM setup. If you are unable to complete the transfer, you will need to visit a store for further assistance.sandblaster. Converting to esim is something you can do right from your phone but I suspect you need to be in the US connected to ATT’s network to do it. I could be wrong but personally, I would not attempt that from abroad. In any event, if you want to take the chance, go to settings/cellular. You’ll find convert to esim there.Jul 25, 2023 · An eSIM is a digital SIM that allows you to activate a mobile data plan from your network provider without having to use a physical nano-SIM. Find out which wireless carriers in your country or region offer cellular plans on an eSIM, either activated by eSIM Carrier Activation, eSIM Quick Transfer, or other activation methods. Many carriers also support eSIM activation on prepaid plans, if you ... 1. Bring your own device. 2. Choose your plan. 3. Review your cart. Bring your own device to AT&T. Get a new SIM card for your phone or tablet. Or get started activating a watch. .