AT^U2DIAG=0 – Sets a Huawei device to mode. This disables the virtual CD-ROM and MicroSD slot, maximizing raw data speeds and stability on Linux routers.
| Command | Description | |---------|-------------| | AT^CARDLOCK="" | Resets SIM card lock settings |
| Command | Description | |---------|-------------| | AT+ZSNT=0,0,0 | – GSM + WCDMA, no preference (default) | | AT+ZSNT=0,0,1 | Automatic selection – GSM + WCDMA, GSM preferred | | AT+ZSNT=0,0,2 | Automatic selection – GSM + WCDMA, WCDMA preferred | | AT+ZSNT=1,0,0 | Automatic selection – GSM only | | AT+ZSNT=2,0,0 | Automatic selection – WCDMA only | | AT+ZSNT=0,1,0 | Manual selection – GSM + WCDMA | | AT+ZSNT=1,1,0 | Manual selection – GSM only | | AT+ZSNT=2,1,0 | Manual selection – WCDMA only | dc-unlocker commands list
@echo off for /f "tokens=*" %%a in ('dc-unlocker2.exe -i ^| find "COM"') do ( echo Unlocking device on %%a dc-unlocker2.exe -x Huawei -u timeout /t 30 ) echo All devices processed. pause
| Command | Description | |---------|-------------| | AT^CVOICE=? | Checks current voice status | | AT^CVOICE=0 | Enables voice mode | | AT^U2DIAG=5 | Alternative voice enable command | | AT^U2DIAG=276 | Another alternative for voice activation | AT^U2DIAG=0 – Sets a Huawei device to mode
| Command | Description | |---------|-------------| | AT+CREG? | Checks network registration status | | AT+CGREG? | Checks GPRS network registration status | | AT+CEREG? | Checks EPS (LTE) network registration status |
Open the application as an Administrator. pause | Command | Description | |---------|-------------| |
: Reports current signal strength, including RSSI and RSCP values. How to Send Commands in DC-Unlocker
– Performs a software reset on most Huawei modems.