| Command | Use | |---------|-----| | AT^GETPORTMODE | Show current port modes | | AT^CAPABILITY | Show device capabilities | | AT^SYSCFGEX="00",3FFFFFFF,1,2,7FFFFFFFFF | Set LTE bands (example) | | AT^BAND=0,"80" | Lock 4G band (depends on device) | | AT+CFUN=1 | Full functionality (after flash) | | AT^RFTEST=0 | Exit RF test mode |
If DC-Unlocker offers an NVRAM read/backup feature for your model, always utilize it before changing network or port configurations.
The Ultimate DC-Unlocker Commands List: A Complete Guide for Modems and Routers dc-unlocker commands list
The PDA hummed. The screen flickered violently, cycling through colors—blue, red, green—before settling on a harsh, monochrome green. DATA LOCK OVERRIDE DETECTED. AUTHENTICATION REQUIRED.
AT^GODLOAD — Forces Huawei modems into Download Mode (Bootloader Mode) to prepare for raw firmware flashing. | Command | Use | |---------|-----| | AT^GETPORTMODE
| Error Message | Fix Command / Action | | --- | --- | | No device found | Run dc-unlocker2.exe -i to see ports. Install drivers. | | Locked by another application | Close Huawei HiSuite, PC Suite, or modem manager. Then retry. | | Not enough credits | -check_credits to verify balance. | | Unlock code wrong | Re-read code with -u . Some devices need -f nck first. | | IMEI write failed | Try -write_nv method instead. Or reboot the device to download mode. |
DC-Unlocker is primarily a graphical user interface (GUI) tool, it operates by sending specialized AT commands DATA LOCK OVERRIDE DETECTED
For ZTE modems with Icera processors (such as ZTE MF192 and ZTE MF652), use these commands:
: Displays modem identification information (model, manufacturer, revision). AT+CGSN : Reads the device IMEI number.
: Forces the device into 4G/LTE Only mode (supported on legacy Huawei LTE sticks). Reset and Diagnostic Maintenance Commands
- Reads the bootloader code (for supported Huawei Android phones). 3. Modem and Router Configuration Commands