ZTE AT Interface Driver, ZTE USB Modem Driver, Driver Update, Port Setup, Network Issues
Query signal strength (RSSI) and network type (5G, 4G LTE, 3G). Read and write IMEI numbers or diagnostic data. Manage SMS messages and SIM card locks.
Troubleshooting and Updating Your ZTE AT Interface Driver The is a critical software component that allows your computer to communicate with your ZTE modem or mobile broadband device using "AT" (Attention) commands. If this driver is outdated or missing, you may experience connection drops, slow data speeds, or your computer may fail to recognise the modem entirely. Why Update Your AT Interface Driver?
Older ZTE driver packages lack updated digital signatures, causing Windows 10 and Windows 11 to block installation. zte at interface driver upd
Unplug the USB modem, restart the computer, and plug it back in. Reinstall Driver: In Device Manager , right-click the ZTE AT Interface. Select Uninstall device .
If you are searching for specific driver files, look for these hardware IDs in your Device Manager properties: USB\VID_19D2&PID_0144&MI_02 USB\VID_19D2&PID_0145&MI_02 USB\VID_19D2&PID_1251&MI_01 Related Interface Drivers
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Modern versions of Windows (64-bit) block unsigned drivers by default. Restart Windows in Advanced Startup mode and choose option 7 ("Disable driver signature enforcement") before running the setup file.
ZTE UI AT Interface driver is a specific piece of software developed by ZTE Corporation to enable communication between a computer and ZTE hardware, typically USB modems, LTE/5G dongles, or smartphones. Overview & Purpose
[Device Manager] └── [Right-Click Unknown ZTE Device] └── [Update Driver] └── [Browse my computer for drivers] └── [Select Extracted Driver Folder] Open and locate the unrecognized ZTE entry. Right-click the entry and select Update driver . Click Browse my computer for drivers . Troubleshooting and Updating Your ZTE AT Interface Driver
Many ZTE modems use the option driver for serial communication. However, modern devices often have a QMI (Qualcomm MSM Interface) interface that needs to be managed by the qmi_wwan driver for proper networking. Kernel developers continuously submit patches to refine this interface mapping. A patch for the updates and simplifies the device ID to match interfaces directly, exposing QCDM (0), PCUI (1), and modem (2) ports while avoiding conflicts with QMI (3) and ADB (4). Similarly, a fix for the ZTE MF290 prevents the option driver from claiming interface 4, freeing it up for the qmi_wwan driver.
Look for a CD Drive icon labeled or similar.
Connection managers, unlocking software, or firmware upgrade utilities display "Device Not Found" or "COM Port Cannot Be Opened" errors.