The (Attention Command Interface) is the "brain" of your ZTE modem. While the NDIS (Network Driver Interface Specification) or ECM (Ethernet Control Model) drivers handle your actual internet traffic, the AT Interface handles the commands.
: Official driver packages for various versions of Windows can be found on the Microsoft Update Catalog ZTE Support zte at interface driver upd
Because the manual process is often tedious, many users rely on third-party utilities like DriverHub or DriverMax to automatically scan for the latest compatible versions. Why an Update Matters The (Attention Command Interface) is the "brain" of
: Allows the PC to tell the modem to dial or disconnect from cellular networks. System Diagnostics zte at interface driver upd