: Sets the device to "Modem Only" mode, often required for stable unlocking. AT^U2DIAG=1

: Used for Huawei modems to disable CD and SD modes while maintaining the PCUI and NDIS modes.

These commands manipulate the security locks or reset the modem to clear out corrupted profiles.

To help you find the right tool for the job, here is a categorization of its commands:

You may need to flash a de-branded ("General") firmware using DC-Unlocker before the command will be accepted. COMMAND NOT SUPPORTED / ERROR

– Checks the SIM card status (e.g., READY, SIM PIN, SIM PUK).

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I can provide the exact step-by-step command sequence for your specific hardware. Share public link

Select manufacturer (e.g., Huawei) and model, then click the magnifying glass button 1.2.3.