Driver signature enforcement blocking the install on Windows 10/11. Fix:
Some common issues that users may encounter during the ZTE AT interface driver update process include: zte at interface driver upd
Look for or "Ports (COM & LPT)" . You may see "ZTE UI AT Interface" or a generic "ZTE" entry with a yellow exclamation mark. Right-click the device and select Update driver . Driver signature enforcement blocking the install on Windows