Click . Check the Optional updates section if the driver doesn't appear automatically. Method 2: Manual Update via Device Manager

: Fixing software bugs that cause the modem to "unplug" randomly.

Windows often carries generic or verified ZTE drivers in its database. Connect your ZTE device to the PC. Open > Update & Security > Windows Update .

If you see a yellow exclamation mark next to "AT Interface" in Device Manager, follow these steps: ZTE Corporation AT Interface Drivers Download - Solvusoft

: Ensuring the device works on newer versions like Windows 10 or Windows 11.