The is a virtual COM port that allows the computer to send standard "Attention" (AT) commands to the device's modem. Without the correct driver:
Finding and installing the correct ZTE AT Interface driver is essential for using your ZTE modem or smartphone as a tethered connection or for advanced diagnostic commands. If your computer isn't recognizing your device or the "AT Interface" is showing a yellow exclamation mark in Device Manager, a driver update is likely necessary. 🛠️ Understanding the ZTE AT Interface zte at interface driver upd
: Facilitates stable USB tethering between a ZTE phone and a PC. The is a virtual COM port that allows
: Essential for using ZTE USB dongles or mobile hotspots to connect to the internet. zte at interface driver upd