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How eSIM works

eSIM at a glance

An eSIM is an electronic SIM that allows you to activate a cellular plan from a carrier without needing a physical SIM card. You can add, remove, or change networks and data plans instantly. The SIM Profile is delivered to the device over the air (OTA) by scanning a QR Code.

  • Connect to the fastest 4G LTE/3G cellular data networks
  • Coverage  in 200+countries and territories
  • No SIM Cards or contracts required
  • Switch between the home carrier and other networks instantly
  • Flexibility to activate the data you need and keep costs under control

KnowRoaming eSIM is supported in all unlocked eSIM compatible devices, including:

  • iPhone* XS, XS Max, XR with iOS 12.1 or later

* eSIM on iPhone is not offered in China mainland. In Hong Kong and Macau, only iPhone XS features eSIM.

  • Google Pixel 3, 3XL
  • Windows 10 PCs, Lenovo Yoga 630, HP Spectre Folio
  • iPad Air and Pro 3rd Generation, iPad Mini 5th Generation, Gemini PDA

How to set up your KnowRoaming eSIM

iPhone

  • Buy the eSIM data plan for your destination at https://esim.knowroaming.co,
  • Receive the eSIM QR code
  • Setup your eSIM profile as follows:
  1. Go to your device Settings > Cellular or Mobile Data > Add Cellular Plan
  2. Scan the QR code provided by KnowRoaming
  3. Tap Add Cellular Plan
  4. Choose Secondary Label and change the name to KnowRoaming
  5. Select the option for ‘Use KnowRoaming for cellular data only’ and tap Continue
  6. Select the option for ‘Use Primary as the preferred line’ and tap Done
  7. Add the APN Name*: Tap on KnowRoaming eSIM > Cellular Data Network> Cellular Data > Add APN 

*APN name For Asia and Singapore is kroly, For Israel is knowroaming, For Europe and United States you don’t need step 7

Data roaming must be enabled to use the KnowRoaming eSIM.

Android

  • Buy the eSIM data plan for your destination at https://esim.knowroaming.co,
  • Receive the eSIM QR code
  • Setup your eSIM profile as follows:
  1. Go to your device Settings > Network & Internet > Mobile Network
  2. Tap Don’t have the SIM card? > Download your SIM > Tap Next
  3. Scan the QR code provided by KnowRoaming
  4. Tap Activate
  5. Tap Telna or KnowRoaming
  6. Add the APN Name: Tap on Advanced > Tap Access Point Names > Add APN name by clicking the three dots symbol  > Add New APN > Enter APN Name >Save APN >APN is selected and ready to use

*APN name For Asia and Singapore is kroly, For Israel is knowroaming, For Europe and the United States you don’t need step 6

Data roaming must be enabled to use the KnowRoaming eSIM.

FAQ's

KnowRoaming eSIM is supported in all unlocked eSIM compatible devices, including:

  • iPhone* XS, XS Max, XR with iOS 12.1 or later

* eSIM on iPhone is not offered in China mainland. In Hong Kong and Macau, only iPhone XS features eSIM.

  • Google Pixel 3, 3XL
  • Windows 10 PCs, Lenovo Yoga 630, HP Spectre Folio
  • iPad Air and Pro 3rd Generation, iPad Mini 5th Generation, Gemini PDA

The KnowRoaming eSIM can be purchased on esim.knowroaming.co. You will receive a QR code via email. After that, please follow the setup instructions.

Follow these steps to set up the eSIM on your device:

For iPhone users

  1. Go to your device Settings > Cellular or Mobile Data > Add Cellular Plan
  2. Scan the QR code provided by KnowRoaming
  3. Tap Add Cellular Plan
  4. Choose Secondary Label and change the name to KnowRoaming
  5. Select the option for ‘Use KnowRoaming for cellular data only’ and tap Continue
  6. Select the option for ‘Use Primary as the preferred line’ and tap Done
  7. Add the APN Name*: Tap on KnowRoaming eSIM > Cellular Data Network> Cellular Data > Add APN

*APN name For Asia and Singapore is kroly, For Israel is knowroaming, For Europe and United States you don’t need step 7

For Android users

  1. Go to your device Settings > Network & Internet > Mobile Network
  2. Tap Don’t have the SIM card? > Download your SIM > Tap Next
  3. Scan the QR code provided by KnowRoaming
  4. Tap Activate
  5. Tap Telna or KnowRoaming
  6. Add the APN Name: Tap on Advanced > Tap Access Point Names > Add APN name by clicking the three dots symbol   

*APN name For Asia and Singapore is kroly, For Israel is knowroaming, For Europe and the United States you don’t need step 6

Disclaimer: Settings instructions and appearances may vary depending on the device brand.

The KnowRoaming eSIM offers data services. In your dual-sim iPhone, you can use voice and SMS from your home carrier while using unthrottled affordable data with your KnowRoaming eSIM.

You can buy additional data plans on https://esim.knowroaming.co and follow the instructions to set up your eSIM profile and the new plan.

Please remember to remove the eSIM profile from your device after you are done using it.

  • Go to Settings > Cellular.
  • Tap the eSIM you want to erase.
  • Tap Remove Cellular Plan.

After deleting the eSIM, you can buy new data plans from https://esim.knowroaming.co when needed and set up your profile.

QR codes can only be scanned once.  If you have any issues, please contact our Support Team at  +1-8888-357-7347 or [email protected]

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