eSIM Korea | No.1 Traveler eSIM Store in Korea eSIM Korea | No.1 Traveler eSIM Store in Korea

FAQ

eSIM Korea FAQ

Get a help from eSIM Korea Support

Browse by topic​

Popular Questions

You will get your eSIM plan via email within 5-10 minutes.
If you didn’t receive your eSIM plan within 10 minutes, please check your spam folder or promotion folder first, then contact us via hello@esimworld.net.

Yes. Please make sure that [Data Roaming] for the secondary line (the eSIM plan you’ve added) is turned on to use data with eSIM.
To turn it on, go to [Settings] – [Cellular] and turn [Data Roaming] on as the instructions below.

Apple
  1. Go to [Settings] – [Cellular]
  2. Tap [Secondary] (the eSIM plan you’ve added)
  3. Make sure [Data Roaming] is turned ON

If you correctly set the eSIM plan you just added for using cellular data and disable the automatic switching of lines as the instructions below, no additional fee will be charged.

Apple
  1. Go to [Settings] – [Cellular]
  2. Tap [Cellular Data]
  3. Make sure [Allow Cellular Data Switching] is turned OFF

You can also check with your domestic carrier and subscribe to any ”Blocked charged international roaming” services.

If you can’t access data after you activate the eSIM plan successfully, please make sure that [Data Roaming] is turned on and try restarting your phone.
If you installed an eSIM plan that has access to APN manual setting, please follow the instructions provided here to enter the APN information in your device manually.
You must contact us via hello@esimworld.net for the APN information.

Apple
  1. Go to [Settings] – [Cellular]
  2. In Data Plans, select your eSIM profile
  3. When the profile is on, go to [Mobile Data Network]
  4. Then, type the APN information in the all 4 APN fields: Mobile Data, LTE setup, MMS and Personal Hotspot
Samsung
  1. Go to [Settings] – [Connections]
  2. Tap [Mobile network] – [Access Point Names (or Advanced, then APN)]
  3. Please click “Adding the New APN” and type the APN information and save
  4. Now select the APN you just created. Please restart the device
Google
  1. Go to [Settings] – [Network & Internet] – [Mobile network]
  2. In Mobile network, scroll to the bottom and select [Access Point Names]
  3. Choose the APN info if it’s listed. If not available, tap the menu button and tap [New APN]
  4. Type the APN information in the APN field
  5. Now select the APN you just created. Please restart the device

Please contact us via hello@esimworld.net for the further assistance.

You can’t use an eSIM with a locked phone.

To check whether your device is locked, please check your device setting as instructions below or contact your carrier. If your phone is locked, you should contact your domestic carrier to unlock your phone before you use the eSIM plan.

Apple
  1. Go to [Settings] – [General] – [About] and swipe down
  2. If you can find “Network Provider Lock – No SIM restrictions” and “Digital SIM – IMEI (number will appear)” your phone is compatible with eSIM
  3. If you find “SIM restrictions”, your phone doesn’t support eSIM
Samsung & Google
  1. Go to [Settings] – [Connections] – [Mobile networks]
  2. Select [Networks operators]
  3. If available networks appear, the phone is probably unlocked
  4. If only one result comes back from the network search, or if the Search Networks option is unavailable in the Networks menu, then the phone is most likely locked to the carrier

In most of the case, once an eSIM plan is installed, it can’t be reinstalled or reissued.
If you are facing any problem, please don’t delete your eSIM plan – instead, contact us via hello@esimworld.net first.

If you need help or have further questions, please don’t hesitate to contact us via hello@esimworld.net.

Before Order

Following devices are compatible with eSIM Korea data plans :

Apple
  • iPhone 14, 14 Plus, 14 Pro, 14 Pro Max
  • iPhone SE3 (2022)
  • iPhone 13, 13 Pro, 13 Pro Max, 13 Mini
  • iPhone 12, 12 Pro, 12 Pro Max, 12 Mini
  • iPhone 11, 11 Pro, 11 Pro Max
  • iPhone SE2 (2020)
  • iPhone XR, iPhone XS, XS Max
    (Recommended iOS version: iOS 13.3 or later)
Samsung
  • Samsung Galaxy S22 5G, S22 Ultra 5G, S22+ 5G
  • Samsung Galaxy S21 5G, S21 Ultra 5G, S21+ 5G
  • Samsung Galaxy S20, S20+, S20 Ultra 5G
  • Samsung Galaxy Note 20, Note 20+, Note 20 Ultra
  • Samsung Galaxy Note 20 FE, Note 20 FE 5G, Note 20 Ultra, Note 20 Ultra 5G
  • Samsung Galaxy Fold, Z Fold 2, Z Fold 3
  • Samsung Galaxy Z Flip, Z Flip 3 5G
Google
  • Google Pixel 7, 7a, 7Pro
  • Google Pixel 6, 6a, 6Pro
  • Google Pixel 5, 5a
  • Google Pixel 4, 4a, 4XL
  • Google Pixel 3, 3XL*
  • Google Pixel 3a, 3aXL*

✱ If your device is not listed above, please contact eSIM Korea Team.

✱ Please check the following devices, which DO NOT have eSIM capability.

Apple

· iPhone purchased from mainland China
· iPhone purchased from Hong Kong and Macao (except for iPhone 13 mini, iPhone 12 mini, iPhone SE 2020, and iPhone XS)

Samsung

· All Samsung S20 FE/S21 FE models
· Samsung S20/S21 and Galaxy Z Flip 5G from USA
· Samsung Note 20 Ultra and Samsung Galaxy Z Fold 2 from USA and Hong Kong

Google

· Pixel 3 models manufactured from Australia, Taiwan, and Japan
· Pixel 3 models bought from US or Canadian carriers other than Sprint and Google Fi
· Pixel 3a models bought in South East Asia and with Verizon service

If you have following devices, you can’t use eSIM with your device.

iPhone models don’t support eSIM
  • iPhone that is carrier-locked
  • iPhone Purchased from Mainland China, Hong Kong, Macao **
    (** Hong Kong and Macao versions have exceptions that support eSIM such as iPhone XS, iPhone SE (2nd and 3rd generation only) iPhone 12 mini and iPhone 13 mini.)
  • iPhone 6
  • iPhone 7 series
  • iPhone 8 series
  • iPhone X
  • iPhone SE 1 Generation
Samsung models don’t support eSIM
  • Samsung device that is carrier-locked
  • All Samsung S20 FE/S21 FE models (People mostly get confused, since other S20 & S21 models can be compatible with eSIM.)
  • USA versions of Samsung S20/S21 and Galaxy Z Flip 5G
  • USA and Hong Kong versions of the Samsung Note 20 Ultra and Samsung Galaxy Z Fold 2
  • South Korea versions of most Samsung devices (Only Samsung Galaxy Z Flip 4 and Samsung Galaxy Z Fold 4 purchased in South Korea are eSIM compatible.)
  • Canada and the USA version of Samsung S21 series devices (except for FE models) may have eSIM capability as long as the One UI 4 update is installed. 7)
  • Samsung Galaxy Note 9, Note 10, Note 10+ or Note Lite
  • Samsung Galaxy S10, S10e, S10 Lite or S10+
  • Samsung S9 or S9+
  • Samsung S8 or S8+
  • Samsung S7
  • Samsung A series (A20, A21, A22, A23, A30, A52)
Others devices don’t support eSIM
  • Any other device that is carrier-locked
  • Huawei P30 series
  • Huawei Mate series (10, 20 Pro etc)
  • Xiaomi Redimi Note series (9pro, 9t etc)
  • Xiaomi Devices (Poco F3, 12T etc)
  • Oppo Devices
  • Surface Duo Devices
  • One Plus Node
  • Sony Xperia
  • Asus Rog

If your device supports eSIM, you will need to find its Secondary “IMEI” number for eSIM by following the steps below.

Apple
  1. Go to [Settings]
  2. Tep [General] – [About]
  3. Scroll down to view the device’s Serial Number and IMEI for your primary and secondary sim cards
  4. If you have 2 IMEI numbers, your device supports eSIM
Samsung
  1. Go to [Settings]
  2. If you see a search bar in [Settings], type in “IMEI”, and the option “IMEI information” (or similar) should show up (otherwise, you will need to go to [About phone] – [Status])
  3. Tap [IMEI information] If the “IMEI (eSIM)” is displayed, it means that your device supports eSIM
Other Android
  1. Dial *#06# and press call
  2. In case your device is eSIM-enabled, you should be able to view your device’s eSIM unique identification number (EID)

Yes, you can either purchase our eSIM before departure or after arrival, since eSIM validity starts as soon as you scan and install the QR code to your device.
If you don’t scan and install the QR code, the validity won’t start.
If you plan to purchase eSIM prior to your trip, please consider your trip schedule before installing it.

Yes. You are able to use hotspots/tethering and share data with eSIM.
Please consider that if you share data with a laptop, you can experience slower speed than you expected.
Since the eSIM is designed for mobile usage, you can share data seamlessly with other mobile devices.

All of our transactions will be processed with USD (United States Dollar).

 

Yes, eSIM Korea Plans work everywhere in the Korea.  We select and offer the best data plans which provide the best nationwide coverage.

 

Yes, City eSIM Plans work not only in a particular city but also everywhere in the Korea.

City eSIM Plans help you to be connected to the best network in selected city.
If you stay longer in a particular city, choosing City eSIM Plans would be helpful.

Yes, you must have a WiFi + Cellular version of carrier unlocked eSIM-compatible Apple device to use eSIM. Please check the following list to check eSIM compatible smart devices.

eSIM Compatible Apple Watch
  • Apple Watch Series 3 GPS + Cellular
  • Apple Watch Series 4 GPS + Cellular
  • Apple Watch Series 5 GPS + Cellular
  • Apple Watch Series 6 GPS + Cellular
  • Apple Watch Series 7 GPS + Cellular
  • Apple Watch Series 8 GPS + Cellular
  • Apple Watch Ultra
  • Apple Watch Series SE, SE2 GPS + Cellular
eSIM Compatible iPad
  • iPad Pro 11-inch (1st Gen, 2nd Gen, 3rd Gen)
  • iPad Pro 12.9-inch (3rd Gen, 4th Gen, 5th Gen)
  • iPad Air (3rd Gen, 4th Gen, 5th Gen)
  • iPad (7th Gen, 8th Gen, 9th Gen)
  • iPad mini (5th Gen, 6th Gen)

After Order

Our QR code is sent automatically to the email that you’ve written in the order form.
It takes less than 10 minutes to receive a QR code via email. If you haven’t received your email, please check the followings below :

  • Please check your promotion or spam folder first.
  • If you made an order via iDEAL or other methods, it takes several minutes to hours. (We don’t know the exact time, because every case was different, and it is up to iDEAL.) We have several customers process their payment with an iDEAL that has a delay in processing the order.
    If you need your plan urgently, if you can do it, please request a refund with your previous order on your end and place an order directly via PayPal.
  • You may have included a typo in the email address that you’ve written in the order form. Since our email will be sent to you automatically, your email couldn’t be sent because of this matter. Please let us know the correct email address via hello@esimworld.net, so that we can resend it to you as soon as possible.

The eSIM plan will start as soon as you scan and install the QR code. Therefore, you can either buy the eSIM plan prior to your trip or after you arrive at your destination.

We will send you a confirmation email with a QR code after your purchase is completed.

There are 2 ways to add an eSIM to your device (please note that these steps may differ depending on your device & language.)
To activate the plan, you need to be connected in the strong WiFi signal and not in airplane mode.

Apple

A. Activate by scanning the QR code

  1. Go to [Settings] – Tap [Cellular/Mobile Data]
  2. Tap [Add Cellular Plan] or [Add eSIM]
  3. Tap [Scan QR Code] and scan the QR code that you received via email
  4. Once your device start activation instructions, follow them to complete the installation

B. Activate by typing manual information

  1. Go to [Settings] – [Cellular/Mobile Data] – [Add Cellular Plan/eSIM] – [Scan QR code] – [Enter Details Manually]
  2. Enter ‘SM-DP+ Address’ and ‘Activation Code’ information provided in the email
  3. Once your device start activation instructions, follow them to complete the installation
Samsung

A. Activate by scanning the QR code

  1. Go to [Settings]– [Connections] – [SIM Card Manager] – [Add a Mobile Plan]
  2. Go to [Scan Carrier QR code]
  3. Scan the QR Code that you received via email
  4. Once your device start activation instructions, follow them to complete the installation

B. Activate by typing manual information

  1. Go to [Settings] – [Connections] – [SIM Card Manager] – [Add a Mobile Plan]
  2. Go to [Scan Carrier QR code] – Tap [Enter Activation code]
  3. Type the ‘Activation Code’ that is provided in the email
  4. Once your device start activation instructions, follow them to complete the installation
Google

A. Activate by scanning the QR code

  1. Go to the [Settings] – [Network & Internet] – Tap + icon next to Mobile Network
  2. Tap on [Download a SIM instead] – [Next]
  3. Scan the QR Code that you received via email
  4. Once your device start activation instructions, follow them to complete the installation

B. Activate by typing manual information

  1. Go to the [Settings] – [Network & Internet] – Tap + icon next to Mobile Network
  2. Tap on [Download a SIM instead] – [Next] – [Need help?]
  3. Tap on [Enter Data Manually], Type the ‘Activation Code’ that is provided in the email
  4. Once your device start activation instructions, follow them to complete the installation

To prevent unintended data usage, label your physical SIM card (Domestic Plan) [Primary] and select [Secondary] for the “eSIM plan” at the time of installation.
Also, to block data usage based on a physical SIM card in advance, turn the [Cellular Data Switching] Off.

Apple

Here is how to turn off [Cellular Data Switching] :

  1. Go to [Settings] – [Cellular]
  2. Tap [Cellular Data]
  3. Make sure [Allow Cellular Data Switching] is turned OFF

You can also check with your domestic carrier and subscribe to any ”Blocked charged international roaming” services.

If you have already data usage, we can’t process a refund, since we can’t restore or resell eSIM once it is installed.
If you are facing any problems while using it, please don’t hesitate to contact us via hello@esimworld.net so that we can help you better.

Please check which eSIM profile you’ve selected on your device setting.

Apple

Here’s how:

  1. Go to [Setting] – Select [Cellular/Mobile Data] – Tab [Cellular Data]
  2. Select your eSIM profile

If you want to turn on both the new eSIM and your original (primary) SIM, please toggle off “turn on the Automatic Cellular Data Switching” on [Cellular Data].
Otherwise, it will automatically change you to the original SIM when the secondary eSIM you added from us doesn’t work and charge international roaming fees from your domestic carrier.

To use the new eSIM surely, please turn off the Primary eSIM’s SIM profile by toggling off ‘Turn On This Line’.

Here’s how:

  1. Go to [Setting] – Select [Cellular/Mobile Data] – In the ‘Cellular Plans’ section, tab your SIM profile
  2. Toggle off ‘Turn On This Line’

You are not able to view your data usage on our website by yourselves. We will add this feature as soon as possible for your convenience.
For now, we’ll check your data usage for you. Please contact us via hello@esimworld.net

If you are using an Apple iPhone, you can go to [Settings] – [Cellular] and scroll down for [Usage] and check how much cellular data you have used.
For Samsung & Google Pixel, go to [Settings] and type ”Data usage” in the search bar and check how much cellular data you have used.

No. You can’t scan the same QR code on multiple devices. In addition, one QR code can’t be scanned multiple times. The scan will not work if the number of scans exceeds the limits.

In most of the case, No. The same eSIM plan can’t be reissued with another QR code. This is why we strictly forbid removal of the eSIM plan while it is in use.
If you are facing a connection problem, please don’t delete the plan – instead, contact us hello@esimworld.net to solve the problem.

You can disable the eSIM temporarily. If you disable the eSIM plan instead of removing it, you can enable and reuse it later. However, please note that the validity can’t be changed once it is activated.

Apple

How to disable the eSIM plan :

  1. Go to [Settings] – [Cellular]
  2. Tap [Secondary] (the eSIM plan you’ve added)
  3. Tap [Turn On This Line] to be OFF

If you installed an eSIM plan that has access to APN manual setting, please follow the instructions provided here to enter the APN information in your device manually.
You must contact us via hello@esimworld.net for the APN information.

Apple
  1. Go to [Settings] – [Cellular]
  2. In Data Plans, select your eSIM profile
  3. When the profile is on, go to [Mobile Data Network]
  4. Type the APN information in the all APN fields
Samsung
  1. Go to [Settings] – [Connections]
  2. Tap [Mobile network] – [Access Point Names (or Advanced, then APN)]
  3. Click “Adding the New APN”
  4. Type the APN information and save
  5. Select the APN you just created
  6. Restart the device
Google
  1. Go to [Settings] – [Network & Internet] – [Mobile network]
  2. In Mobile network, scroll to the bottom and select [Access Point Names]
  3. Choose the APN info if it’s listed. If not available, tap the menu button and tap [New APN]
  4. Type the APN information in the APN field
  5. Select the APN you just created
  6. Restart the device

Please contact us via hello@esimworld.net for the further assistance.

We don’t recommend removing the eSIM plan while it is in use or after use.
However, if you want to remove the eSIM, please follow the steps below.
(The name of the button can be something similar depending on the device)

Apple
  1. Go to [Settings] – [Cellular] – tap on the eSIM plan you would like to remove from the list
  2. Tap [Remove Cellular Plan]
Samsung
  1. Go to [Settings] – [Connections] – [SIM card manager]
  2. Select a plan on eSIM that you want to remove
  3. Toggle the switch to disable the eSIM
  4. Tap Remove
Google
  1. Go to [Settings]
  2. Tap [Network & internet] – [Mobile network]
  3. Select the eSIM you want to delete
  4. Tap Delete SIM

You must have a cellular version of carrier unlocked eSIM-compatible Apple Watch to use eSIM.

Here’s how to add eSIM on a cellular version of the Apple Watch :

  1. Go to the Apple Watch app on your iPhone
  2. Tap the [My Watch] tab, then tap [Cellular]
  3. Tap [Set Up Cellular] or [Add a New Plan]
  4. Follow the onscreen steps to choose the plans that you want to add to your Apple Watch

Troubleshooting

If you installed it well, but cannot access the internet, please try the troubleshooting below.
Also, please DO NOT remove the eSIM, since our eSIM cannot be reinstalled or regenerated.

Apple

A. Please check that if you turn on the “Data Roaming” for the line that you just added

B. Please check that if you select your eSIM profile on [Cellular Data]

  1. Go to [Setting] – Select [Cellular/Mobile Data] – Tab [Cellular Data]
  2. Select your eSIM profile

C. Manually perform Network Selection

  1. Go to [Setting] – Select [Cellular/Mobile Data]
  2. Among Data Plans, select your eSIM profile (“Secondary”/”Travel”)
  3. Choose [Network selection]
  4. Deactivate the automatic mode in order to perform a manual search
  5. When the list of available networks is displayed, select the name of telecom in the country in which you are located
Samsung

A. Please check that if you turn on the “Data Roaming” for the line that you just added

B. Please check that if you select your eSIM profile on [Mobile Data]

  1. Go to [Setting] – Select [Connections] – Tab [SIM card manager]
  2. On ‘Preferred SIM card’ section, select your eSIM profile for [Mobile Data]

C. Manually perform Network Selection

  1. Go to [Settings] – [Connections] – [Mobile networks] – [Network operators]
  2. Tap on eSIM at the bottom to access the network functions for our eSIM
  3. Disable automatic mode and Tap [OK] to start a network search
  4. Once the search is enabled, the list of available networks will be displayed after a few seconds
  5. Select the network applicable to the country you are in
Google

A. Please check that if you turn on the “Data Roaming” for the line that you just added

B. Please check that if you select your eSIM profile on [Mobile Data]

  1. Go to [Setting] – Select [Connections] – Tab [SIM card manager]
  2. On ‘Preferred SIM card’ section, select your eSIM profile for [Mobile Data]

C. Manually perform Network Selection

  1. Go to [Settings] – [Network & Internet] – [Mobile networks] – [Network operators]
  2. Click on eSIM at the bottom to access the network functions for our eSIM
  3. Disable automatic mode and click OK to start a network search
  4. The list of available networks will be displayed after a few seconds
  5. Select the network in the country you are in
  6. Restart the device

Please contact us via hello@esimworld.net for the further assistance.

If you see the message “Unable to Complete Data Plan Change. Your data plan could not be set up. Try again later,” it usually indicates that the connection to download the eSIM plan was disrupted.
Your device needs a stable and unrestricted internet connection to request and download the eSIM profile from the LPA server for the first time. So try adding the eSIM plan manually while you are connected to a good Internet network.
The most recommended installation method is scanning the QR code. However, if you experience issues scanning the QR code, you may enter details manually.

Apple
  1. Go to [Settings] – [Cellular/Mobile Data] – [Add Cellular Plan/eSIM] – [Scan QR code] – [Enter Details Manually]
  2. Enter ‘SM-DP+ Address’ and ‘Activation Code’ information provided in the email
  3. Once your device start activation instructions, follow them to complete the installation
Samsung
  1. Go to [Settings] – [Connections] – [SIM Card Manager] – [Add a Mobile Plan]
  2. Go to [Scan Carrier QR code] – Tap [Enter Activation code]
  3. Type the ‘Activation Code’ that is provided in the email
  4. Once your device start activation instructions, follow them to complete the installation
Google
  1. Go to the [Settings] – [Network & Internet] – Tap + icon next to Mobile Network
  2. Tap on [Download a SIM instead] – [Next] – [Need help?]
  3. Tap on [Enter Data Manually]
  4. Type the ‘Activation Code’ that is provided in the email
  5. Once your device start activation instructions, follow them to complete the installation

Please let us know via hello@esimworld.net if you need further assistance.

Speed is dependent on coverage, congestion, or prioritization of the local carrier.
However, if you experience slow network speeds, please try the troubleshooting below.

Apple

A. Manually perform Network Selection

  1. Go to [Settings] – Select [Cellular/Mobile Data]
  2. In Data Plans, select your eSIM profile (“Secondary”/”Travel”)
  3. Choose [Network selection]
  4. Deactivate the automatic mode in order to perform a manual search
  5. When the list of available networks is displayed, select the name of telecom in the country in which you are located

B. Reset the network connection.

  1. Turn on Airplane mode on your phone, wait for 15 seconds
  2. Turn off airplane mode to reset the network connection

C. Set the device to 3G temporarily

  1. Go to [Settings] – [Mobile Data]
  2. In “Data Plans”, select your eSIM profile
  3. Tap [Voice & Data]
  4. select 3G temporarily
Samsung

A. Manually perform Network Selection

  1. Go to [Settings] – [Connections] – [Mobile networks] – [Network operators]
  2. Click on eSIM at the bottom to access the network functions for our eSIM
  3. Disable automatic mode and click OK to start a network search
  4. The list of available networks will be displayed after a few seconds
  5. Select the network in the country you are in
  6. Restart the device

B. Reset the network connection.

  1. Turn on Airplane mode on your phone, wait for 15 seconds
  2. Turn off airplane mode to reset the network connection

C. Set the device to 3G temporarily

  1. Go to [Settings] – [Connections] – [Mobile networks]
  2. Tap [Network mode]
  3. Select 3G temporarily
Google Pixel

A. Manually perform Network Selection

  1. Go to [Settings] – [Network & Internet] – [Mobile networks] – [Network operators]
  2. Click on eSIM at the bottom to access the network functions for our eSIM
  3. Disable automatic mode and click OK to start a network search
  4. The list of available networks will be displayed after a few seconds
  5. Select the network in the country you are in
  6. Restart the device

B. Reset the network connection.

  1. Turn on Airplane mode on your phone, wait for 15 seconds
  2. Turn off airplane mode to reset the network connection

C. Set the device to 3G temporarily

  1. Go to [Settings] – [Network & Internet] – [Mobile networks]
  2. Select [Advanced] – Tap [Preferred network type]
  3. Select 3G temporarily

Please contact us via hello@esimworld.net for the further assistance.

If you see “activating” status, it will be automatically set up when you arrive at your destination.
When you arrive at your destination, please check the following below, so that you can use your data successfully.
Also, please don’t remove the plan since it can’t be reissued or reinstalled after deleting the eSIM.

After you arrived at your desination, please check the following :

A. Please check if you turn on the “Data Roaming” for the line that you just added

B. Reset the network connection & Restart your device.

Reset the network connection by turning on Airplane mode for 15 seconds and turning it off again.
This will reset the network connection. Also, restart your device.
Please note that the eSIM plan’s validity starts as soon as you scan and install the QR code.

Please contact us via hello@esimworld.net for the further assistance.

If you see the message “The eSIM card cannot be activated right now please try again later,” it indicates that the QR code was partially scanned due to poor connection. So try adding the eSIM plan manually while connected to a good network connection.

The most recommended installation method is scanning the QR code. However, if you experience issues scanning the QR code, you may enter details manually.

Apple
  1. Go to [Settings] – [Cellular/Mobile Data] – [Add Cellular Plan/eSIM] – [Scan QR code] – [Enter Details Manually]
  2. Enter ‘SM-DP+ Address’ and ‘Activation Code’ information provided in the email
  3. Once your device start activation instructions, follow them to complete the installation
Samsung
  1. Go to [Settings] – [Connections] – [SIM Card Manager] – [Add a Mobile Plan]
  2. Go to [Scan Carrier QR code] – Tap [Enter Activation code]
  3. Type the ‘Activation Code’ that is provided in the email
  4. Once your device start activation instructions, follow them to complete the installation
Google
  1. Go to the [Settings] – [Network & Internet] – Tap + icon next to Mobile Network
  2. Tap on [Download a SIM instead] – [Next] – [Need help?]
  3. Tap on [Enter Data Manually]
  4. Type the ‘Activation Code’ that is provided in the email
  5. Once your device start activation instructions, follow them to complete the installation

Please let us know via hello@esimworld.net if you need further assistance.

If you see the message “Data Plan Cannot Be Added. This code is no longer valid. Contact your network provider for more information,” it indicates that you are trying to add an eSIM plan that has been added before or the QR code was partially scanned due to poor connection.

Please check:

  • Whether you have a good network or WiFi connection
  • Whether the eSIM has not been added before
  • Whether your device has too many eSIM profiles

The most recommended installation method is scanning the QR code. However, if you experience issues scanning the QR code, you may enter details manually.

Apple
  1. Go to [Settings] – [Cellular/Mobile Data] – [Add Cellular Plan/eSIM] – [Scan QR code] – [Enter Details Manually]
  2. Enter ‘SM-DP+ Address’ and ‘Activation Code’ information provided in the email
  3. Once your device start activation instructions, follow them to complete the installation
Samsung
  1. Go to [Settings] – [Connections] – [SIM Card Manager] – [Add a Mobile Plan]
  2. Go to [Scan Carrier QR code] – Tap [Enter Activation code]
  3. Type the ‘Activation Code’ that is provided in the email
  4. Once your device start activation instructions, follow them to complete the installation
Google
  1. Go to the [Settings] – [Network & Internet] – Tap + icon next to Mobile Network
  2. Tap on [Download a SIM instead] – [Next] – [Need help?]
  3. Tap on [Enter Data Manually]
  4. Type the ‘Activation Code’ that is provided in the email
  5. Once your device start activation instructions, follow them to complete the installation

Please let us know via hello@esimworld.net if you need further assistance.

If you see the message “Invalid Activation Code. The activation code you are attempting to use is not valid. Contact your network provider for more information,” it indicates that the QR code is not valid. Please contact us via hello@esimworld.net for the further assistance.

If you see the message “Cellular Plans from This Carrier Cannot be Added. Your device can only use cellular plans from a different carrier,” you probably have a locked phone. You need to contact the domestic carrier that supplied your phone to you and ask them to unlock the device. eSIM only works on an unlocked phone. Please follow the instructions if you want to check if your device is unlocked or not.

Apple
  1. Go to [Settings] – [General] – [About] and swipe down
  2. If you can find “Network Provider Lock – No SIM restrictions” and “Digital SIM – IMEI (number will appear)” your phone is compatible with eSIM
  3. If you find “SIM restrictions”, your phone doesn’t support eSIM
Samsung & Google
  1. Go to [Settings] – [Connections] – [Mobile networks]
  2. Select [Networks operators]
  3. If available networks appear, the phone is probably unlocked
  4. If only one result comes back from the network search, or if the Search Networks option is unavailable in the Networks menu, then the phone is most likely locked to the carrier

Please let us know via hello@esimworld.net if you need further assistance.

Can’t find what you’re looking for?

Ask eSIM Korea Support,
eSIM Korea Team anytime

Contact Us