Frequently Asked Questions

Here are the frequently asked questions about Celitech eSIM.

  • For iPhones (XR or later models), the detailed steps are available here.
  • For Android devices that are eSIM-enabled:
    1. Tap Network & internet from Settings
    2. Tap “+” next to Mobile network
    3. Tap “Don’t have a SIM card”
    4. Scan the provided eSIM QR code
    5. Tap Activate to add the eSIM to your device
    6. Make sure both Mobile data and Roaming are turned “on”

In general, the default APN should automatically work. But for the following destinations the user needs to update the APN in the mobile device settings:

RegionCountry APN
    
Asia & OceaniaAzerbaijan, Bangladesh, Brunei, Cambodia, China, Fiji, Guam, Hong Kong, India, Indonesia, Kyrgyzstan, Laos, Macau, Malaysia, Mongolia, Myanmar, New Zealand, Pakistan, Philippines, South Korea, Sri Lanka, Taiwan, Thailand, Vietnam kroly
    
 Japan tn1
    
Middle East & AfricaBahrain, Cameroon, Cote d’Ivoire, Congo, Egypt, Guinea-Bissau, Kuwait, Mozambique, Nigeria, Oman, Qatar, Saudi Arabia, South Africa, Uganda rh
    
EuropeArmenia, Kosovo, Moldova, Poland rh
    
Central AmericaCosta Rica, El Salvador, Guatemala, Mexico, Nicaragua, Panama altanwifi
    
South AmericaBolivia, Brazil, Chile, Colombia, Ecuador, Peru, Uruguay altanwifi
    
 Argentina tn1
    
 
On iPhone you can update the APN by going to: Settings -> Cellular -> Under Cellular Plans, select the eSIM -> Cellular Data Network -> Fill in the first APN only with APN value listed above (APN’s Username and Password should be kept empty).

The mobile devices that support eSIM currently include (as of Dec. 2020):

  • Apple Phones: iPhone 13 (all models), iPhone 12, 12 Pro, 12 Pro Max, 12 Mini; iPhone SE; iPhone 11, 11 Pro, 11 Pro Max; iPhone XS, XS Max; iPhone XR
  • Android Phones:
    • Google: Pixel 6, 5, 4, 4a, 3 & 3XL, 2
    • Samsung: Galaxy S22, S21, Note 20, 20+, Galaxy S20, S20+, S20 Ultra, Fold, Z Fold, Z Flip
    • Huawei: Mate 40 Pro, P40, P40 Pro
    • Oppo: A55s, Find X5 Pro, Find X5, Reno 6 Pro, Reno 5A,Find X3 Pro
    • Motorola: Razr 5G, Razr 2019
    • Rakuten: Big, Big-S, Mini
    • Other phones: Sony Xperia 10 III Lite, Nuu Mobile X5, Gemini PDA, Lenovo Yoga 630, etc.
  • Tablets: iPad (starting 7th generation), iPad Pro (starting 1st generation) iPad Air (starting 3rd generation), iPad mini, Microsoft Surface (Go, Pro, Pro X), etc.
  • Laptops:
    • HP: Elitebook G5, Probook, Zbook, Specture
    • Acer: Swift 3, 7
    • Dell: Latitude starting 7210
    • Samsung: Galaxy Book 2
    • Lenovo: Yoga C630, Miix 630, Yoga 520, Flex 5G
    • ASUS: Mini Transformer, NovaGo, Vivobook, etc..
  • Smartwatches: Apple Watch starting with Series 3 and Samsung Gear starting with S3

eSIM is as secure as SIM cards as it utilizes the same encryption and authentication protocols.

Cellular data eSIM doesn’t offer mobile numbers for calling or SMS. But you can use all your mobile apps that provide calling and texting including FaceTime, WhatsApp, iMessage, Zoom, Skype, etc.

Of course. Most eSIM devices support having two lines active at the same time. So you can keep your primary line “on” to keep making and receiving calls/text, while you can use eSIM for cellular data. 

  • For iPhones (XR or later models), the detailed steps are available here.
  • For Android devices that are eSIM-enabled:
    1. Tap Network & internet from Settings
    2. Tap “+” next to Mobile network
    3. Tap “Don’t have a SIM card”
    4. Tap “Scan carrier QR code” then tap “Enter code instead”
    5. Enter the provides activation code
    6. Tap Activate to add the eSIM to your device
    7. Make sure both Mobile data and Roaming are turned “on”

Go to Settings -> Cellular -> under Cellular Plans click on the eSIM plan -> Toggle “Turn On this Line”.

For iPhones (iOS 14 or later), this is how you can check:

  • Open “Settings” and scroll down and tap on “General” then select “About”
  • Scroll down to “Carrier Lock” if you see “No SIM Restrictions” then your iPhone is unlocked

For further help you can reach our support using the “Help” button or contact us.