– Forces the modem to use 2G only.
💡 Most AT commands are not case-sensitive, but some specific Huawei "^" commands require uppercase.💡 The "OK" Response: Every successful command should be followed by an "OK." If you get "ERROR," check your syntax or ensure the device isn't busy.💡 Data Protection: Never share your IMEI or "AT^CARDLOCK" results publicly, as these are unique to your hardware. If you'd like to dive deeper, let me know: What model of device are you working on? Are you trying to unlock it or repair the IMEI ? Do you have credits on your DC-Unlocker account?
The modem should respond with OK after a successful command. If the command is rejected, you'll see ERROR or a specific error code depending on your error reporting settings.
By using specific AT commands through the DC-Unlocker terminal, advanced users can bypass interface limitations, diagnose hardware faults, and force network configurations. dc-unlocker commands list
The Ultimate DC-Unlocker Commands List: A Complete Guide for Modems and Routers
AT^CARDLOCK? — Checks the SIM lock status on Huawei devices. Result Format: ^CARDLOCK: A,B,C 1 means locked; 2 means unlocked. B: Number of remaining unlock attempts (usually out of 10).
dc-unlocker2.exe -x Huawei -port COM5 -u dc-unlocker2.exe -x Huawei -port COM5 -w IMEI 354829101234567 dc-unlocker2.exe -x Huawei -band "LTE:1,3,7,20" – Forces the modem to use 2G only
UNLOCK : The primary command to remove network restrictions, typically requiring account credits.
: Never share your username or password, as these are linked to purchased credits.
Standard AT commands are safe. However, some commands (such as firmware writing or changing RF band parameters) can potentially affect performance if used incorrectly. Are you trying to unlock it or repair the IMEI
– Displays manufacturer information, model name, and firmware version.
For a second, nothing happened. Then, a stream of data cascaded down the screen. CARDLOCK: 1, 10, 0 Lock status: Active. Attempts remaining: 10.