Dc-unlocker Commands List Access

dc-unlocker2.exe -x Huawei -write_nv 450 0x[hex value] Control which frequencies your modem uses—critical for optimizing in weak signal areas.

dc-unlocker2.exe -i dc-unlocker2.exe -x Huawei -u If your device requires a remote unlock code (RUC), you will see a 15-20 digit code to submit on the DC-Unlocker website. Warning: Changing IMEI is illegal in many jurisdictions. Only use on devices you own or for legitimate repair (e.g., restoring original IMEI after corruption). | Command | Description | | --- | --- | | dc-unlocker2.exe -x Huawei -i | Read current IMEI. | | dc-unlocker2.exe -x Huawei -w IMEI 123456789012345 | Write new IMEI (15 digits). | | dc-unlocker2.exe -x Huawei -i2 | Read second IMEI (dual-SIM devices). | | dc-unlocker2.exe -x Huawei -w IMEI2 123456789012345 | Write second IMEI. | | dc-unlocker2.exe -x ZTE -i | Read ZTE IMEI. | | dc-unlocker2.exe -x ZTE -w IMEI 123456789012345 | Write ZTE IMEI. | dc-unlocker commands list

| Command | Description | | --- | --- | | dc-unlocker2.exe -x Huawei -firmware_update "C:\firmware.bin" | Flashes a firmware file. | | dc-unlocker2.exe -x Huawei -erase_flash | Erases entire flash (dangerous). | | dc-unlocker2.exe -x Huawei -bootloader | Unlock Huawei bootloader (some models). | | dc-unlocker2.exe -x ZTE -flash "path\webui.bin" | Flash WebUI interface. | | dc-unlocker2.exe -x Huawei -recovery | Force recovery mode (bricked devices). | NV items store device-specific data (IMEI, calibration, bands, MAC addresses). These commands are for advanced users. dc-unlocker2

Happy unlocking!

| Command | Description | | --- | --- | | dc-unlocker2.exe -x Huawei -band | Show current band configuration. | | dc-unlocker2.exe -x Huawei -band "ALL" | Enable all bands. | | dc-unlocker2.exe -x Huawei -band "LTE:1,3,7,20" | Enable specific LTE bands (EU). | | dc-unlocker2.exe -x Huawei -band "WCDMA:1,5,8" | Enable specific 3G bands. | | dc-unlocker2.exe -x Huawei -band_lock 3 | Lock device to band 3 (LTE 1800MHz). | | dc-unlocker2.exe -x ZTE -bands_list | List ZTE available bands. | These commands help when devices are not detected or unlock fails. Only use on devices you own or for legitimate repair (e

@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 | | --- | --- | | dc-unlocker2.exe -x Huawei -u -silent | Run unlock with no GUI popups. | | dc-unlocker2.exe -x Huawei -u -auto_exit | Close DC-Unlocker after completion. | | dc-unlocker2.exe -read_all | Generate full device report (IMEI, firmware, lock status). | Part 9: Troubleshooting Common Command Errors | 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. | Part 10: Full Command Syntax Reference Here is the complete template for any DC-Unlocker command:

This article provides a complete, categorized —from basic port detection to advanced NV item rewriting. Disclaimer: Using DC-Unlocker commands improperly can permanently damage your device. Always back up your NV data before writing. This guide is for educational purposes. Ensure you have the legal right to unlock your device. Part 1: Getting Started – Essential Pre-Commands Before running any unlock or repair commands, you must establish communication with your device. These commands are universal across all models. 1. Port Detection | Command | Description | | --- | --- | | dc-unlocker2.exe -i | Lists all available ports with device info (vendor, model, IMEI). | | dc-unlocker2.exe -i port | Shows detailed info for a specific port (e.g., COM10). | | dc-unlocker2.exe -i port=COM3 | Targets a specific port manually. | 2. Device Selection | Command | Description | | --- | --- | | dc-unlocker2.exe -x [vendor] | Select device application (e.g., -x Huawei ). | | dc-unlocker2.exe -x ZTE | Switches to ZTE protocol. | | dc-unlocker2.exe -x Sierra | Sierra Wireless modems. | 3. Terminal Mode | Command | Description | | --- | --- | | dc-unlocker2.exe -x Huawei -t | Opens terminal (AT command mode) after selection. | | dc-unlocker2.exe -x Huawei -t ati | Sends specific AT command and returns result. | Part 2: Unlocking Commands (The Core List) These are the most requested commands in the dc-unlocker commands list . They remove SIM network locks.