What is an eSIM? What are the differences between an eSIM and a physical SIM card?

How to contact customer service if encountering issues?

How to activate the purchased eSIM package?

Which specific devices support eSIM?

How to install eSIM on iOS devices?

How to install eSIM on Android devices?

How to activate the purchased physical SIM card package?

After completing the installation steps, the app shows that the eSIM/physical SIM card is not activated. What should I do?

What rewards are there for inviting friends to purchase packages?

How to check the usage of purchased packages?