DC-Unlocker is a specialized data card unlocking program used worldwide to unlock, flash, and configure USB modems, mobile Wi-Fi routers, and phones. While the software features a graphical user interface (GUI), its true power lies in its terminal interface.
Commands tailored for ZTE modems and mobile hotspots.
AT — The basic attention command. Returns OK if the modem is communicating properly. dc-unlocker commands list
: Displays basic device information (Manufacturer, Model, Revision). : Identifies the manufacturer. : Shows the specific model name. : Provides the current firmware version. : Displays the device IMEI number. : Lists all AT commands supported by the specific device. 2. Network & Signal Diagnostics
What or response are you currently getting from the terminal? DC-Unlocker is a specialized data card unlocking program
dc-unlocker2.exe -x [VENDOR] [COMMAND] [VALUE] -port [COM?] -silent -auto_exit
This article provides a comprehensive , how to use them, and essential troubleshooting tips for 2026. What is DC-Unlocker? AT — The basic attention command
AT+CSQ – Checks the signal quality. It returns two numbers (e.g., 18,99 ). The first number represents the Received Signal Strength Indicator (RSSI); higher numbers mean a stronger signal. 2. Unlocking and Security Status Commands
. Using the "Command Line" or "Terminal" feature allows you to perform advanced diagnostics and configurations that the standard buttons might miss.
Modems operate in different modes depending on whether they are routing data or accepting software updates. These commands force the hardware to shift states.
GENERATE CODES : Calculates unlock codes based on the device's IMEI for certain supported models. :