Please check the following points to make sure that you can install and activate your eSIM successfully:

Check Device Compatibility: Almost new device models from 2019 support eSIM. You can check what Divices supports eSIM?
Stable Internet: Ensure you have a reliable internet connection.
eSIM information: After placing an order you will receive a QR Code, SM-DP+ Address & Activation Code
Reset (if necessary): If you encounter issues, a factory reset might help.

How to setup

👉Iportant: The Fastest Way To Setup eSIM For All Divices By Camera Phone

  • Open Camera App
    Open your phone’s camera app.
  • Point Camera at QR Code
    Hold your camera phone Scan the QR code is visible on the screen.
  • Tap the Notification
    A notification should pop up with a link or option to install the eSIM. Tap on it.
  • Follow On-Screen Instructions
    Complete the setup by following the instructions on your screen.

Need to know before installation and activation:

  • You must have the QR Code on another screen or device or a printed paper to scan it with your phone camera.
  • Ensure that your internet connection remains stable throughout the entire process

Steps to install and activate your eSIM with QR CODE

  • Step 1: On your iOS device, go to Settings > Cellular.
  • Step 2: Select Add Data/Cellular Plan/Add eSIM.
  • Step 3: Scan the eSIM QR code that you have received.
  • Step 4: Choose Add Cellular Plan button to save the eSIM details.
  • Step 5: On the screen named Cellular/Mobile Data Plan Labels, select the available label (like Secondary, Business, Travel,… ) or Label your eSIM profile as you want (i.e.Vietnam eSIM), and tap Continue.
  • Step 6: Set your eSIM profile as the Default Line (if your data eSIM comes with a phone number) or select your Primary number if your data eSIM does not come with a phone number), then choose Continue.
  • Step 7: Set your eSIM profile as the default Cellular Data > choose Done.
  • Step 8: Turn on Data Roaming to start using your eSIM. (We recommend you to do this when you arrive at your destination).

Steps to install your eSIM manually

  • Step 1: On your iOS device, go to Settings > Cellular.
  • Step 2: Select Add Data/Cellular Plan.
  • Step 3: If you cannot scan the QR code sent by your eSIM provider due to a certain reason, you can still activate your eSIM manually by selecting Enter Details Manually.
  • Step 4: Enter following:
    • SM-DP:
    • Active Code: 
    • Then, select Next.
  • Step 5: On the screen named Cellular/Mobile Data Plan Labels, select the available label (like Secondary, Business, Travel,… ) or Label your eSIM profile as you want, and tap Continue.
  • Step 6: Set your eSIM profile as the Default Line (if your data eSIM comes with a phone number) or select your Primary number if your data eSIM does not come with a phone number), then choose Continue.
  • Step 7: Set your eSIM profile as the default Cellular Data > select Done. Switch off the Allow Cellular Data Switching to avoid roaming charges.
  • Step 8: Turn on Data Roaming to start using your eSIM.

* Notes: Detailed guides for each eSIM plan will be sent in the email after purchasing.

How to Use your eSIM on iPhone

After installation, to turn on eSIM on iPhone when landing in you need:

  • Step 1: Go to Settings, and tap Cellular/Mobile Data (depending on your device)
  • Step 2: Choose your eSIM (under “Cellular Plans”) and switch on both the Turn On This Line (open Settings > Mobile/Cellular Data) and Data Roaming (open Settings > Mobile/Cellular Data > Mobile Data Options).  

 

There are 02 ways of installing an eSIM on Samsung: Installation with QR code and Manual Installation. See each one step-by-step below:

Need to know before installation and activation:

  • You must have the QR Code on another screen or device or a printed paper to scan it with your phone camera.
  • Ensure that your internet connection remains stable throughout the entire proces

Steps to installl and activate your eSIM QR CODE

  • Step 1: Go to Settings > Connections to start the eSIM installation.
  • Step 2: Tap SIM Card Manager (where you can see the SIM cards that are already on your device).
  • Step 3: Tap Add mobile plan (your phone will look for an active plan with the operator already).
  • Step 4: When your mobile plan is found, tap the Scan Carrier QR code and scan the QR code using your camera.
  • Step 5: Select Confirm/Add to save your eSIM profile (depending on your phone).

* Notes: Detailed guides will be attached in the email after purchasing. 

Steps to install your eSIM manually

  • Step 1: Go to Settings > Connections to start the eSIM installation.
  • Step 2: Tap SIM Card Manager (where you can see the SIM cards that are already on your device).
  • Step 3: Tap on Add eSIM (your phone will look for an active plan with the operator already).
  • Step 4: Tap on Scan QR code from service provider > Add using activation code.
  • Step 5: Enter the Activation code information that your carrier provided. 
  • Step 6: Select Confirm/Add to save your eSIM profile (depending on your phone). Then, turn ON your eSIM to start to use.

Note: Device screenshots and menus may vary depending on the device model and software versions. The detailed guides will be attached in the email. 

 

How to Use your eSIM 

After installation, to turn on eSIM on Samsung device when landing in your destination, you need:

  • Step 1: Go to Settings > Connections.
  • Step 2: Tap SIM Card Manager, select your eSIM, turn it on, and select your eSIM as Mobile data.
  • Step 3: Go to Settings, and select Connections > Mobile networks to turn on Data roaming of your phone.

Apple Watch:

  1. Check Compatibility:

    • Ensure your Apple Watch supports eSIM (Apple Watch Series 3 and later).

  2. Pair Your Apple Watch:

    • Pair your Apple Watch with your iPhone.

  3. Open the Watch App:

    • Open the Watch app on your iPhone.

  4. Set Up Cellular:

    • Go to My Watch > Cellular > Set Up Cellular.

  5. Follow Carrier Instructions:

    • Follow the on-screen instructions to complete the setup with your carrier.

Samsung Galaxy Watch:

  1. Check Compatibility:

    • Ensure your Samsung Galaxy Watch supports eSIM (Galaxy Watch, Watch Active2, and later models).

  2. Pair Your Galaxy Watch:

    • Pair your Galaxy Watch with your Samsung phone.

  3. Open the Galaxy Wearable App:

    • Open the Galaxy Wearable app on your phone.

  4. Set Up Mobile Plans:

    • Go to Mobile Plans and follow the on-screen instructions.

👉 Frequently asked questions

In case you cannot connect to the internet, please adjust your phone APN (access point name) by:

  • Step 1: Go to Settings
  • Step 2: Tap Cellular or Mobile Data (depending on your device)
  • Step 3: Select your eSIM which has enabled Turn On This Line and Data Roaming
  • Step 4: Tap Cellular Data Network or Mobile Data Network (depending on your phone)
  • Step 5: Enter the value sent by your eSIM provider (i.e. ctm-mobile) on all APN fields (Cellular/Mobile data, and Personal Hotspot) or a different value if you use eSIM from another provider. The other fields are left blank.

This error can appear in some cases below:

  • QR code provided by the carrier is not clear/cut/hidden by object/blur/…
  • Error on the device’s camera that leads to unable scan the QR code.

Try the following actions:

  • Check your device’s camera. If it doesn’t work, try to install it manually.
  • If it still does not work, contact us for further assistance. 

This error often indicates that the QR code’s unique activation code has already been used. This indicates that the eSIM profile has already been added by you, another person, or both. You need to check whether your eSIM has been used or not.

Verify that the SIM has not already been added:

  • On your iPhone: Settings > Cellular > Cellular Plans.
  • On your Android device: Settings > Connections > SIM card manager.

You may also contact SIM Travel Vietnam via the information below for further support.

This issue most likely indicates that your phone is a CDMA device or has been locked by the original purchase carrier.

When buying a device, you should consider its network type and whether it is carrier-locked. Your device’s IMEI can be checked in the following website:
imeipro.info
imeicheck.com
imei.info

If you want to find out whether your device’s IMEI is locked, dial *#06# to get the 15-digit IMEI number, and check on the websites above.

You need to contact your carrier to unlock your phone. If not, you may need another device to use eSIM, because eSIM can only be activated on unlocked-carrier phones.

This error can appear in some cases below:

  • Too many eSIMs are installed on the device.
  • This eSIM profile has already been set up on your device or installed on another device.
  • You install eSIM with a poor internet connection (Wifi/ other cellular data).

Try the following actions:

  • Check your number of eSIM maximum. If you have used all of the eSIM storage, you can remove the previous eSIMs. Check out for further steps on how to remove an eSIM on iPhone, Samsung, Google Pixel.
  • Check whether your eSIM profile is already on your device or not. On iOS, go to Cellular Plans to check. On Android, go to the SIM Card Manager to check.
  • Check your internet connection and try to install the eSIM again.

You might need to erase your eSIM if:

  • You transferred the eSIM’s phone number to another iPhone.
  • You’re going to sell, exchange, or donate your device.

Don’t erase your eSIM as a troubleshooting step, contact eSIM Gigago if you need support when having problems with your eSIM.

If you erase your eSIM, you’ll need a new one. Then set up your new eSIM.

Now let’s check out how to remove an eSIM from your device:

  • Step 1: Go to Settings > Cellular.
  • Step 2: Select the plan you want to remove.
  • Step 3: Select Remove Cellular Plan. Then, confirm your selection.

It’s not difficult to do so:

  • Step 1: Go to Settings> General> About.
  • Step 2: Scroll down to view the “Carrier lock” section.
    It should say “NO SIM restrictions”, meaning the device is unlocked.
  • Step 3: Scroll down to view the “DIGITAL SIM” section. It should contain a “DIGITAL SIM” IMEI, meaning the device is eSIM compatible.

To confirm that your device supports eSIM, you will need to find its “eSIM IMEI” number by following the steps below:

  • Step 1: Samsung devices.
  • Step 2: Go to Settings > About phone > Status information.
  • Step 3: Tap on IMEI information.If the “IMEI (eSIM)” is available, it should mean that your device supports eSIM.

Other Android devices

  • Dial *#06# and press call
  • In case your device is eSIM capable, you should be able to view your device’s eSIM unique identification number (EID)
  • Restart Your Device: Sometimes a simple restart can resolve activation issues.
  • Check for Carrier Settings Update: Go to Settings > General > About. If there is an update available, you’ll be prompted to install it.
  • Contact Your Carrier: If you encounter issues, contact your carrier for further assistance.