2025-02-13 00:00:00 What is eSim eSIM, also called virtual SIM card, download the eSIM card by scanning the two-dimensional code, and install the SIM card on the cellular devices. After successfully installing the eSIM card, you can easily connect to the Internet by activating the purchased data package. eSIM has all the functions of SIM, but it has more advantages than SIM card. There is no need to take it off and install it to a new device when changing equipment like SIM card, and there is no worry about losing or being robbed! It should be stressed again that not all devices can use eSIM, so before using eSIM, it is best to check whether your device is compatible with eSIM. How to use the APP