Always perform these operations without a SIM card or memory card in the device to ensure a reliable connection. Many features, such as direct unlocking, are automated through the "Unlock" tab in the official DC-Unlocker software and may require credits. manually generate an unlock code for a specific modem model? Huawei AT Commands for 3G Modems | PDF - Scribd
ENABLE VOICE : Activates voice calling features on modems that support hardware-level voice but have it disabled by the carrier. Using AT Commands with DC-Unlocker
AT^CARDLOCK="YOUR_UNLOCK_CODE" — Directly applies an 8-digit or 16-digit network unlock code to a Huawei modem. Replace YOUR_UNLOCK_CODE with your actual generated code. dc-unlocker commands list
For certain operations like bootloader unlocking, DC-Unlocker utilizes the ADB/Fastboot toolkit .
| Command | Description | | :--- | :--- | | ^at^ at | Sends a generic AT command to the modem. Useful for manual control. Example: ^at^ AT^RESET . | | ^hwriteimei | Writes a new IMEI to the device (Use with caution; changing IMEI is illegal in some jurisdictions). | | ^hfixlock | Attempts to fix corrupted lock data structures in Huawei devices. | | ^hver | Displays specific Huawei hardware version data. | | ^simlockstate | Returns the detailed SIM lock state (e.g., Locked to Operator X, Unlock attempts remaining). | Always perform these operations without a SIM card
: Checks signal strength. (Returns values from 0 to 31; higher is better)
Before running any unlock or repair commands, you must establish communication with your device. These commands are universal across all models. Huawei AT Commands for 3G Modems | PDF
ATI — Displays general manufacturer information, model name, firmware version, and hardware revisions.
The modem did not understand the parameters of your AT command. Ensure you did not make a typo, omit quotes, or send a newer 4G command to a legacy 3G device. COMMAND NOT SUPPORTED
He took a deep breath and typed the third command, the one Phantom_Zero called 'The Golden Key'. AT^DATALOCK=0