Android Setup Method

We guide you through the eSIM setup method on Android step by step.
It is divided into two: settings to do before departure and settings to do after you arrive. Please follow the steps below to set it up.

What to Prepare

  • An eSIM-compatible Device

    An eSIM-compatible Device

  • An Internet Connection

    An Internet Connection

  • QR Code

    QR Code

How to Set Up Your eSIM (Android)

Before you leave

STEP 1~9

After you arrive

STEP 10~14

Precautions When Downloading the eSIM

  • Only unlocked smartphones can be used.
  • The QR code can be used only once.
  • A QR code that has been installed once cannot be downloaded again.
  • Please install in a location with good reception where data can be used.
  • Please note that closing the screen during installation or switching to another app may stop the download partway and cause it to fail.
  • Do not delete an installed eSIM before you start using it.

Settings to Do Before Departure (Android)

STEP1

STEP1 Network & Internet

From the "Settings" app on your Android device, tap "Network & internet".

STEP2

STEP2 SIM

Tap the plus (+) button next to "SIMs".

STEP3

STEP3 Mobile Network

Tap "Download a SIM instead?".

STEP4

STEP4 Download SIM

Tap "Next".

STEP5

STEP5 Scan Network QR Code

Load the QR code.
Note: If the camera is broken, you have no other device, or the printout was not ready in time, go to the next page

STEP6

STEP6 Use CMLink

Tap "Download".

STEP7

STEP7 Download Complete

Tap "Settings".

STEP8

STEP8 SIM

Tap the eSIM you downloaded.

STEP9

STEP9 SIM

If you haven't departed yet, tap "Cancel" on the "Use SIM" screen to leave the line off. If you want to start using it as soon as you arrive at your destination, tap "Yes".

Can't scan the QR code? (your camera is broken, you have no other device, or the printout wasn't ready in time)
Note: Continued from STEP5

STEP5-1 Scan QR code

On the QR code scanning screen, tap "Need Help?".

STEP5-2 Manual entry

Tap "Enter it manually", then enter the "SM-DP+ Address" and "Activation Code" listed in the email.

Settings to Do After You Arrive (Android)

STEP10

STEP10 Settings

From "Settings" on your Android device, tap "Network & internet".

STEP11

STEP11 Network & Internet

Tap the plus (+) button next to "SIMs".

STEP12

STEP12 SIM

Tap the eSIM you downloaded.

STEP13

STEP13 CMLink

Turn on "Use SIM".

STEP14

STEP14 Data Roaming

Enable "Mobile data" and "Roaming" for the eSIM.

Troubleshooting

Troubleshooting

1. Signal shows 5G but I can't connect

Please try switching voice + data communication to 4G with the following steps and connecting.
1. Tap "Settings" → "Network & internet" → the plus (+) button on the "SIM" page in order
2. Tap the eSIM line in the "SIM" field
3. Tap "Preferred network type"
4. Tap "4G or LTE (recommended)"

2. A message appears saying the eSIM cannot be added (This code is no longer valid. Contact your carrier for more information.)

Note: The QR code can be used only once. This error occurs on the second and subsequent uses. In most cases the download has already been completed, so please tap the plus (+) button on the "Network & internet" → "SIM" page to check.

3. Cannot open the internet

Please check that both mobile data and data roaming for the eSIM are ON.

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