How to install eSIM

Setting method on Android device

You must be connected to Wi-Fi or a mobile line to activate your eSIM.

Please make settings in a location with good communication conditions.

How to add an eSIM

  1. “Settings” → “Network and Internet”
  2. Select "SIM"
    Depending on your Android version, select "Mobile Network"
  3. Select "Download a SIM instead?"
    Depending on your Android version, select "Download a SIM instead?" and select "Next"

4. Scan the QR code

When scanning the QR code

  • Scan the QR code

  • Select "Download"

When entering the code manually

  • Select "Help"

  • Select "Enter manually"

    ※Depending on the version, select "Enter it yourself"

  • Enter code and select continue

  • The code is distributed together with the QR

    Please copy and use

  • Once you read the code, select "Download"

  • Select "Settings"

    Depending on your Android version, select Done

  • Enable "Use SIM" and select "Yes"

  • Turn on roaming for the eSIM you added

The settings are now complete

  • Select “Network and Internet” from “Settings”

  • Select the eSIM you added this time

  • Check if "Roaming" is turned on

  • Select “Network and Internet” from “Settings”

  • Select the eSIM you added this time

  • Turn on Use SIM

  • Do you want to turn on TSimTech?

    Select "Yes" with

  • Turn on data roaming

  • Select “Network and Internet” from “Settings”

  • Select the eSIM you added this time

  • Select "Delete SIM"

  • Select "Delete"