Frequently Asked Questions (FAQs) About eSIM

Photo: Collected

Question 1. Can I use eSIM and physical SIM at the same time?

Answer - Yes. ESIM and physical SIM can be used at the same time on the same device.

Question 2. Can I use eSIM to make phone calls and send text messages?

Answer - This depends on the type of eSIM you use. There are 2 popular types of eSIM:

  • Regular eSIM: has the same functions as a regular physical SIM, so you can use eSIM to make phone calls, send text messages, and access high-speed data packages.

  • Data eSIM: only supports data packages and receiving incoming calls and messages, does not support sending messages and outgoing calls. You can make phone calls and send text messages on social networking applications such as Zalo, WhatsApp, WeChat,... using data packages that are provided when you buy the eSIM.

Therefore, please consider choosing the appropriate eSIM type depending on your needs.

Question 3. What should I do if I haven’t received the QR code?

Answer - You must contact us without delay about the incident so that we can handle it promptly. In most cases, you will be sent the code again via the provided email.

  • Phone: +84.28.6685.1315
  • Hotline: +84.357.522.522
  • Email: sales@vietnam-immi.org 

Question 4. Can I share cellular data with other devices?

Answer - Yes, you can. You just need to turn on your personal hotspot and share the password with your companion. 

Question 5. How to remove an eSIM if I no longer need to use it?

Answer - Yes, you can. Simply follow this guide below to remove your eSIM

  • On iPhones: Navigate to Settings > Cellular/Mobile Data > Select the plan you wish to erase > Tap Remove Cellular Plan.

  • On Samsung Phones: Go to Settings > Connections > SIM card manager > Tap Remove > If prompted, enter the current PIN, password, or pattern, then tap Continue > Review the information and tap Remove to confirm.

  • On Google Pixel Phones: Access Settings > Network & Internet > Select SIMs > Choose Erase SIM > Select Erase.

Question 6. Is it necessary to enable data roaming on my device?

Answer - Yes, it is. To ensure optimal coverage for your Vietnam eSIM, it is essential to activate data roaming in your mobile settings. There will be no extra charges on your account, provided that you have already configured our eSIM.

Question 7. Is it possible to renew or extend the data on my eSIM?

Answer - No, you cannot. Currently, there is no option to renew the data on your Vietnam eSIM. If you want additional data, you can acquire another eSIM.